diff --git a/packages/api/src/routes/procurement.ts b/packages/api/src/routes/procurement.ts
index 0f03c9a..3405b0d 100644
--- a/packages/api/src/routes/procurement.ts
+++ b/packages/api/src/routes/procurement.ts
@@ -9,9 +9,12 @@
  *   GET /api/procurement/market-intel      — Market intelligence events
  *   GET /api/procurement/stock-trends/:id  — Stock history for a transceiver
  *   GET /api/procurement/lifecycle         — Lifecycle events (EOL, standards)
+ *   GET /api/procurement/ai-clusters       — AI datacenter announcements with transceiver demand
+ *   GET /api/procurement/internal-demand   — Flexoptix internal demand velocity (fast/slow/dead)
  */
 import { Router, Request, Response } from "express";
 import { pool } from "../db/client";
+import { sendCSV } from "../utils/csv";
 
 export const procurementRouter = Router();
 
@@ -22,11 +25,13 @@ procurementRouter.get("/overview", async (_req: Request, res: Response) => {
   try {
     const [signals, abc, intel, lifecycle] = await Promise.all([
       pool.query(`
-        SELECT signal, COUNT(*) AS count
-        FROM reorder_signals
-        WHERE expires_at > NOW()
-          AND computed_at = (SELECT MAX(r2.computed_at) FROM reorder_signals r2 WHERE r2.transceiver_id = reorder_signals.transceiver_id)
-        GROUP BY signal
+        WITH latest AS (
+          SELECT DISTINCT ON (transceiver_id) signal
+          FROM reorder_signals
+          WHERE expires_at > NOW()
+          ORDER BY transceiver_id, computed_at DESC
+        )
+        SELECT signal, COUNT(*) AS count FROM latest GROUP BY signal
       `),
       pool.query(`
         SELECT abc_class, COUNT(*) AS count FROM abc_classification GROUP BY abc_class ORDER BY abc_class
@@ -70,31 +75,47 @@ procurementRouter.get("/signals", async (req: Request, res: Response) => {
       limit = "50", offset = "0"
     } = req.query;
 
-    let sql = `
+    // Use DISTINCT ON with the existing idx_reorder_transceiver index instead of
+    // a correlated subquery that would run once per active row (108k+ scans).
+    const params: any[] = [];
+    let idx = 1;
+
+    const signalFilter  = signal      ? ` AND rs.signal = $${idx++}`                          : "";
+    if (signal)      params.push(signal);
+    const abcFilter     = abc_class   ? ` AND ac.abc_class = $${idx++}`                        : "";
+    if (abc_class)   params.push(abc_class);
+    const ffFilter      = form_factor ? ` AND t.form_factor = $${idx++}`                       : "";
+    if (form_factor) params.push(form_factor);
+    const speedFilter   = speed_gbps  ? ` AND t.speed_gbps = $${idx++}`                        : "";
+    if (speed_gbps)  params.push(parseFloat(speed_gbps as string));
+
+    params.push(parseInt(limit as string), parseInt(offset as string));
+    const limitIdx = idx; idx++;
+    const offsetIdx = idx;
+
+    const sql = `
+      WITH latest AS (
+        SELECT DISTINCT ON (transceiver_id)
+          id, transceiver_id, signal, signal_strength, reasons,
+          stock_trend, price_trend, lead_time_weeks, hype_phase,
+          computed_at, expires_at, is_demo_data
+        FROM reorder_signals
+        WHERE expires_at > NOW()
+        ORDER BY transceiver_id, computed_at DESC
+      )
       SELECT rs.*,
         t.part_number, t.standard_name, t.form_factor, t.speed_gbps,
         t.reach_label, t.image_url, t.image_r2_key,
         ac.abc_class, ac.demand_score, ac.supply_risk,
         v.name AS vendor_name
-      FROM reorder_signals rs
+      FROM latest rs
       JOIN transceivers t ON rs.transceiver_id = t.id
       LEFT JOIN abc_classification ac ON ac.transceiver_id = t.id
       LEFT JOIN vendors v ON t.vendor_id = v.id
-      WHERE rs.expires_at > NOW()
-        AND rs.computed_at = (
-          SELECT MAX(r2.computed_at) FROM reorder_signals r2 WHERE r2.transceiver_id = rs.transceiver_id
-        )
+      WHERE 1=1${signalFilter}${abcFilter}${ffFilter}${speedFilter}
+      ORDER BY rs.signal_strength DESC
+      LIMIT $${limitIdx} OFFSET $${offsetIdx}
     `;
-    const params: any[] = [];
-    let idx = 1;
-
-    if (signal) { sql += ` AND rs.signal = $${idx}`; params.push(signal); idx++; }
-    if (abc_class) { sql += ` AND ac.abc_class = $${idx}`; params.push(abc_class); idx++; }
-    if (form_factor) { sql += ` AND t.form_factor = $${idx}`; params.push(form_factor); idx++; }
-    if (speed_gbps) { sql += ` AND t.speed_gbps = $${idx}`; params.push(parseFloat(speed_gbps as string)); idx++; }
-
-    sql += ` ORDER BY rs.signal_strength DESC LIMIT $${idx} OFFSET $${idx + 1}`;
-    params.push(parseInt(limit as string), parseInt(offset as string));
 
     const result = await pool.query(sql, params);
     res.json({ data: result.rows, total: result.rowCount });
@@ -193,6 +214,9 @@ procurementRouter.get("/abc", async (req: Request, res: Response) => {
     params.push(parseInt(limit as string), parseInt(offset as string));
 
     const result = await pool.query(sql, params);
+    if ((req.query.format as string) === "csv") {
+      return sendCSV(res, result.rows, `tip-abc-classification-${new Date().toISOString().slice(0,10)}.csv`);
+    }
     res.json({ data: result.rows, total: result.rowCount });
   } catch (err) {
     console.error("ABC error:", err);
@@ -291,3 +315,833 @@ procurementRouter.get("/lifecycle", async (req: Request, res: Response) => {
     res.status(500).json({ error: "Internal server error" });
   }
 });
+
+// ─────────────────────────────────────────────────────────────────────────────
+// GET /api/procurement/ai-clusters?days=90&limit=50&min_transceivers=0
+// Returns AI datacenter announcements with transceiver demand estimates
+// ─────────────────────────────────────────────────────────────────────────────
+procurementRouter.get("/ai-clusters", async (req: Request, res: Response) => {
+  try {
+    const {
+      days = "90",
+      limit = "50",
+      min_transceivers = "0",
+    } = req.query;
+
+    const daysN = Math.min(Math.max(parseInt(days as string) || 90, 1), 730);
+    const limitN = Math.min(parseInt(limit as string) || 50, 200);
+    const minTx = parseInt(min_transceivers as string) || 0;
+
+    const result = await pool.query(
+      `SELECT
+         id, company, title, summary,
+         announced_date, scale_mw, scale_servers,
+         network_speed, estimated_transceivers,
+         deployment_date, location, source_url, source_name,
+         created_at
+       FROM ai_cluster_announcements
+       WHERE
+         (announced_date IS NULL OR announced_date >= NOW() - INTERVAL '1 day' * $1)
+         AND ($2 = 0 OR estimated_transceivers >= $2)
+       ORDER BY announced_date DESC NULLS LAST, created_at DESC
+       LIMIT $3`,
+      [daysN, minTx, limitN]
+    );
+
+    // Aggregate stats
+    const statsResult = await pool.query(
+      `SELECT
+         COUNT(*) AS total,
+         COUNT(*) FILTER (WHERE estimated_transceivers > 0) AS with_estimates,
+         SUM(estimated_transceivers) FILTER (WHERE estimated_transceivers > 0) AS total_estimated_transceivers,
+         SUM(scale_mw) FILTER (WHERE scale_mw IS NOT NULL) AS total_mw,
+         COUNT(DISTINCT company) FILTER (WHERE company != 'Unknown') AS distinct_companies
+       FROM ai_cluster_announcements
+       WHERE announced_date >= NOW() - INTERVAL '1 day' * $1`,
+      [daysN]
+    );
+
+    res.json({
+      data: result.rows,
+      stats: statsResult.rows[0],
+      period_days: daysN,
+    });
+  } catch (err) {
+    console.error("AI clusters error:", err);
+    res.status(500).json({ error: "Internal server error" });
+  }
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// GET /api/procurement/internal-demand?velocity_class=fast_mover&limit=100
+// Returns Flexoptix internal demand data — real SKU velocity from internal data
+// ─────────────────────────────────────────────────────────────────────────────
+procurementRouter.get("/internal-demand", async (req: Request, res: Response) => {
+  try {
+    const {
+      velocity_class,
+      limit = "100",
+      offset = "0",
+      sort = "demand_12m",
+    } = req.query;
+
+    const allowedSorts: Record<string, string> = {
+      demand_12m: "fid.demand_12m DESC",
+      demand_3m: "fid.demand_3m DESC",
+      trend: "fid.demand_trend_pct DESC NULLS LAST",
+      sku: "fid.sku ASC",
+    };
+    const orderBy = allowedSorts[sort as string] ?? allowedSorts["demand_12m"];
+
+    const params: unknown[] = [];
+    const conditions: string[] = ["fid.is_internal = true"];
+    let idx = 1;
+
+    if (velocity_class) {
+      conditions.push(`fid.velocity_class = $${idx}`);
+      params.push(velocity_class);
+      idx++;
+    }
+
+    params.push(Math.min(parseInt(limit as string) || 100, 500));
+    params.push(Math.max(parseInt(offset as string) || 0, 0));
+
+    const result = await pool.query(
+      `SELECT
+         fid.id, fid.sku, fid.description,
+         fid.demand_12m, fid.demand_3m, fid.demand_trend_pct,
+         fid.velocity_class, fid.imported_at,
+         t.part_number, t.standard_name, t.form_factor, t.speed_gbps,
+         t.reach_label, t.image_url,
+         v.name AS vendor_name
+       FROM flexoptix_internal_demand fid
+       LEFT JOIN transceivers t ON t.id = fid.transceiver_id
+       LEFT JOIN vendors v ON v.id = t.vendor_id
+       WHERE ${conditions.join(" AND ")}
+       ORDER BY ${orderBy}
+       LIMIT $${idx} OFFSET $${idx + 1}`,
+      params
+    );
+
+    // Velocity summary
+    const summaryResult = await pool.query(
+      `SELECT
+         velocity_class,
+         COUNT(*) AS cnt,
+         SUM(demand_12m)::numeric(12,0) AS total_demand_12m,
+         AVG(demand_trend_pct)::numeric(8,1) AS avg_trend_pct
+       FROM flexoptix_internal_demand
+       WHERE is_internal = true
+       GROUP BY velocity_class
+       ORDER BY total_demand_12m DESC NULLS LAST`
+    );
+
+    res.json({
+      data: result.rows,
+      summary: summaryResult.rows,
+      total: result.rowCount,
+    });
+  } catch (err) {
+    console.error("Internal demand error:", err);
+    res.status(500).json({ error: "Internal server error" });
+  }
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// GET /api/procurement/hyperscaler-capex
+// Hyperscaler quarterly CapEx from SEC filings — demand context for transceivers
+// ─────────────────────────────────────────────────────────────────────────────
+procurementRouter.get("/hyperscaler-capex", async (_req: Request, res: Response) => {
+  try {
+    const result = await pool.query(`
+      SELECT
+        company, period_label, period_end,
+        capex_usd_millions, dc_capex_est_millions,
+        yoy_growth_pct, filing_type, source_url
+      FROM hyperscaler_capex
+      ORDER BY period_end DESC, capex_usd_millions DESC
+    `);
+
+    const summaryResult = await pool.query(`
+      SELECT
+        company,
+        MAX(period_end) AS latest_period_end,
+        MAX(period_label) AS latest_period,
+        (ARRAY_AGG(capex_usd_millions ORDER BY period_end DESC))[1] AS latest_capex,
+        (ARRAY_AGG(dc_capex_est_millions ORDER BY period_end DESC))[1] AS latest_dc_capex,
+        (ARRAY_AGG(yoy_growth_pct ORDER BY period_end DESC))[1] AS latest_yoy_growth,
+        AVG(yoy_growth_pct) FILTER (WHERE period_end >= NOW() - INTERVAL '365 days') AS avg_yoy_12m
+      FROM hyperscaler_capex
+      GROUP BY company
+      ORDER BY latest_capex DESC NULLS LAST
+    `);
+
+    res.json({
+      data: result.rows,
+      summary: summaryResult.rows,
+    });
+  } catch (err) {
+    console.error("Hyperscaler capex error:", err);
+    res.status(500).json({ error: "Internal server error" });
+  }
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// GET /api/procurement/marketplace-velocity
+// Secondary market (eBay) sell-through as demand signal
+// ─────────────────────────────────────────────────────────────────────────────
+procurementRouter.get("/marketplace-velocity", async (_req: Request, res: Response) => {
+  try {
+    const result = await pool.query(`
+      SELECT DISTINCT ON (form_factor, speed_label)
+        marketplace, keyword, form_factor, speed_label,
+        sold_count_30d, active_listings, avg_sold_price,
+        min_price, max_price, currency, scraped_at
+      FROM marketplace_velocity
+      ORDER BY form_factor, speed_label, scraped_at DESC
+    `);
+
+    const hotResult = await pool.query(`
+      SELECT DISTINCT ON (form_factor, speed_label)
+        marketplace, form_factor, speed_label,
+        sold_count_30d, active_listings, avg_sold_price
+      FROM marketplace_velocity
+      WHERE sold_count_30d > 0
+      ORDER BY form_factor, speed_label, scraped_at DESC
+    `);
+
+    res.json({
+      data: result.rows,
+      hot: hotResult.rows.sort(
+        (a: { sold_count_30d: string }, b: { sold_count_30d: string }) =>
+          parseInt(b.sold_count_30d) - parseInt(a.sold_count_30d)
+      ),
+    });
+  } catch (err) {
+    console.error("Marketplace velocity error:", err);
+    res.status(500).json({ error: "Internal server error" });
+  }
+});
+
+// ─── E: GET /api/procurement/reorder-top ─────────────────────────────────────
+// Top buy_now reorder signals with full reasons — 211k precomputed signals
+procurementRouter.get("/reorder-top", async (req: Request, res: Response) => {
+  const limit = Math.min(parseInt(req.query.limit as string) || 50, 200);
+  const formFactor = (req.query.form_factor as string) || "";
+  const minStrength = parseFloat(req.query.min_strength as string) || 0;
+
+  try {
+    const result = await pool.query(`
+      SELECT DISTINCT ON (t.id)
+        t.id, t.part_number, t.speed_gbps, t.form_factor, t.reach_label,
+        v.name  AS vendor_name,
+        rs.signal, rs.signal_strength,
+        rs.price_trend, rs.stock_trend, rs.hype_phase,
+        rs.reasons,
+        rs.computed_at
+      FROM reorder_signals rs
+      JOIN transceivers t ON t.id = rs.transceiver_id
+      JOIN vendors v ON v.id = t.vendor_id
+      WHERE rs.signal = 'buy_now'
+        AND rs.is_demo_data = false
+        AND rs.signal_strength >= $1
+        AND ($2 = '' OR t.form_factor ILIKE $2)
+      ORDER BY t.id, rs.signal_strength DESC, rs.computed_at DESC
+    `, [minStrength, formFactor]);
+
+    // After DISTINCT ON, re-sort by signal_strength
+    const rows = result.rows.sort(
+      (a: { signal_strength: string }, b: { signal_strength: string }) =>
+        parseFloat(b.signal_strength) - parseFloat(a.signal_strength)
+    );
+
+    const summary = await pool.query(`
+      SELECT
+        COUNT(*) FILTER (WHERE signal = 'buy_now' AND is_demo_data = false)::int  AS buy_now,
+        COUNT(*) FILTER (WHERE signal = 'wait'    AND is_demo_data = false)::int  AS wait,
+        COUNT(*) FILTER (WHERE signal = 'hold'    AND is_demo_data = false)::int  AS hold,
+        COUNT(*) FILTER (WHERE signal = 'monitor' AND is_demo_data = false)::int  AS monitor,
+        ROUND(AVG(signal_strength) FILTER (WHERE signal = 'buy_now' AND is_demo_data = false)::numeric,3) AS avg_buy_strength
+      FROM reorder_signals
+    `);
+
+    res.json({ success: true, data: rows.slice(0, limit), summary: summary.rows[0] });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// ─── B: GET /api/procurement/switch-compat ───────────────────────────────────
+// Switch ↔ transceiver compatibility matrix
+procurementRouter.get("/switch-compat", async (req: Request, res: Response) => {
+  const search = (req.query.search as string) || "";
+  const limitNum = Math.min(parseInt(req.query.limit as string) || 30, 100);
+
+  try {
+    if (search.length >= 2) {
+      // Search for switches matching query, return their compatible transceivers
+      const switches = await pool.query(`
+        SELECT DISTINCT ON (sw.id)
+          sw.id, v.name AS sw_vendor, sw.model AS sw_model, sw.series AS sw_series,
+          COUNT(c.transceiver_id) OVER (PARTITION BY sw.id)::int AS compat_count
+        FROM switches sw
+        JOIN compatibility c ON c.switch_id = sw.id
+        LEFT JOIN vendors v ON v.id = sw.vendor_id
+        WHERE sw.model ILIKE $1 OR COALESCE(v.name,'') ILIKE $1 OR sw.series ILIKE $1
+        ORDER BY sw.id, compat_count DESC
+        LIMIT $2
+      `, [`%${search}%`, limitNum]);
+
+      // For each matched switch, get top compatible transceivers with prices
+      const switchIds = switches.rows.map((s: { id: string }) => s.id);
+      if (switchIds.length === 0) {
+        return res.json({ success: true, switches: [], transceivers: [] });
+      }
+
+      const transceivers = await pool.query(`
+        SELECT
+          c.switch_id,
+          t.id AS tx_id, t.part_number, t.speed_gbps, t.form_factor, t.reach_label,
+          v.name AS vendor_name,
+          c.verification_method, c.status,
+          (SELECT ROUND(MIN(po.price)::numeric,2) FROM price_observations po
+           WHERE po.transceiver_id = t.id AND po.price > 0) AS min_price,
+          (SELECT po.currency FROM price_observations po
+           WHERE po.transceiver_id = t.id AND po.price > 0
+           ORDER BY po.time DESC LIMIT 1) AS currency
+        FROM compatibility c
+        JOIN transceivers t ON t.id = c.transceiver_id
+        JOIN vendors v ON v.id = t.vendor_id
+        WHERE c.switch_id = ANY($1)
+          AND c.status = 'compatible'
+        ORDER BY t.speed_gbps DESC, t.form_factor
+        LIMIT 200
+      `, [switchIds]);
+
+      return res.json({
+        success: true,
+        switches: switches.rows,
+        transceivers: transceivers.rows,
+      });
+    }
+
+    // No search — return top switches by compat count
+    const top = await pool.query(`
+      SELECT v.name AS vendor, sw.model, sw.series,
+        COUNT(c.transceiver_id)::int AS compat_count
+      FROM switches sw
+      JOIN compatibility c ON c.switch_id = sw.id
+      LEFT JOIN vendors v ON v.id = sw.vendor_id
+      WHERE c.status = 'compatible'
+      GROUP BY sw.id, v.name, sw.model, sw.series
+      ORDER BY compat_count DESC
+      LIMIT $1
+    `, [limitNum]);
+
+    const stats = await pool.query(`
+      SELECT
+        COUNT(DISTINCT sw.id)::int AS total_switches,
+        COUNT(DISTINCT c.transceiver_id)::int AS total_transceivers,
+        COUNT(*)::int AS total_compat_rows
+      FROM switches sw JOIN compatibility c ON c.switch_id = sw.id
+      WHERE c.status = 'compatible'
+    `);
+
+    return res.json({ success: true, topSwitches: top.rows, stats: stats.rows[0] });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// ─── A: GET /api/procurement/arbitrage ───────────────────────────────────────
+// OEM vs Flexoptix price gaps via transceiver_equivalences
+procurementRouter.get("/arbitrage", async (_req: Request, res: Response) => {
+  // FX rates for normalization — approximate
+  const FX: Record<string, number> = { USD: 1.0, EUR: 1.08, GBP: 1.27 };
+
+  try {
+    const result = await pool.query(`
+      SELECT
+        te.confidence,
+        fx.part_number  AS fx_part,
+        vfx.name        AS fx_vendor,
+        fx.speed_gbps, fx.form_factor, fx.reach_label,
+        comp.part_number AS comp_part,
+        vcomp.name       AS comp_vendor,
+        (SELECT price  FROM price_observations WHERE transceiver_id = te.flexoptix_id  AND price > 2 ORDER BY time DESC LIMIT 1) AS fx_price,
+        (SELECT currency FROM price_observations WHERE transceiver_id = te.flexoptix_id AND price > 2 ORDER BY time DESC LIMIT 1) AS fx_curr,
+        (SELECT price  FROM price_observations WHERE transceiver_id = te.competitor_id AND price > 2 ORDER BY time DESC LIMIT 1) AS comp_price,
+        (SELECT currency FROM price_observations WHERE transceiver_id = te.competitor_id AND price > 2 ORDER BY time DESC LIMIT 1) AS comp_curr
+      FROM transceiver_equivalences te
+      JOIN transceivers fx   ON fx.id   = te.flexoptix_id
+      JOIN transceivers comp ON comp.id = te.competitor_id
+      JOIN vendors vfx   ON vfx.id   = fx.vendor_id
+      JOIN vendors vcomp ON vcomp.id = comp.vendor_id
+      WHERE te.status IN ('approved','auto_approved')
+        AND EXISTS(SELECT 1 FROM price_observations WHERE transceiver_id = te.flexoptix_id  AND price > 2)
+        AND EXISTS(SELECT 1 FROM price_observations WHERE transceiver_id = te.competitor_id AND price > 2)
+      ORDER BY te.confidence DESC
+      LIMIT 2000
+    `);
+
+    const pairs = result.rows
+      .map((r: {
+        fx_price: string; fx_curr: string;
+        comp_price: string; comp_curr: string;
+        confidence: string;
+        fx_part: string; fx_vendor: string;
+        comp_part: string; comp_vendor: string;
+        speed_gbps: string; form_factor: string; reach_label: string;
+      }) => {
+        const fxUSD  = parseFloat(r.fx_price)   * (FX[r.fx_curr]   || 1.0);
+        const compUSD = parseFloat(r.comp_price) * (FX[r.comp_curr] || 1.0);
+        if (!fxUSD || !compUSD) return null;
+        const savings    = compUSD - fxUSD;
+        const savingsPct = Math.round((savings / compUSD) * 100);
+        return { ...r, fxUSD: Math.round(fxUSD), compUSD: Math.round(compUSD), savings: Math.round(savings), savingsPct };
+      })
+      .filter((r): r is NonNullable<typeof r> => r !== null && r.savings > 0)
+      .sort((a, b) => b.savingsPct - a.savingsPct)
+      .slice(0, 100);
+
+    // Stats
+    const totalPairs  = result.rows.length;
+    const fxCheaper   = pairs.length;
+    const avgSavings  = pairs.length ? Math.round(pairs.reduce((s, r) => s + r.savingsPct, 0) / pairs.length) : 0;
+
+    res.json({ success: true, pairs, stats: { totalPairs, fxCheaper, avgSavingsPct: avgSavings } });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// ─── D: GET /api/procurement/dead-stock-revival ──────────────────────────────
+// Dead-stock SKUs whose equivalents are in rising hype phases
+procurementRouter.get("/dead-stock-revival", async (_req: Request, res: Response) => {
+  try {
+    const [deadStock, hypeMap] = await Promise.all([
+      pool.query(`
+        SELECT
+          fid.transceiver_id,
+          fid.sku                   AS part_number,
+          fid.velocity_class,
+          fid.demand_12m,
+          fid.demand_trend_pct,
+          t.speed_gbps, t.form_factor, t.reach_label,
+          v.name AS vendor_name
+        FROM flexoptix_internal_demand fid
+        JOIN transceivers t ON t.id = fid.transceiver_id
+        JOIN vendors v ON v.id = t.vendor_id
+        WHERE fid.velocity_class = 'dead_stock'
+          AND fid.is_internal = true
+        LIMIT 7500
+      `),
+      pool.query(`
+        SELECT DISTINCT ON (technology)
+          technology, hype_phase, hype_score, computed_at
+        FROM hype_cycle_analysis
+        ORDER BY technology, computed_at DESC
+      `),
+    ]);
+
+    // Build speed → hype phase map
+    type HypeRow = { technology: string; hype_phase: string; hype_score: string };
+    const ASCENDING = new Set(["innovation_trigger","peak_inflated_expectations","slope_enlightenment","plateau_productivity"]);
+    const speedToHype = new Map<number, HypeRow>();
+    for (const h of hypeMap.rows as HypeRow[]) {
+      const speedMatch = h.technology.match(/^(\d+(?:\.\d+)?)G/);
+      if (speedMatch) speedToHype.set(parseFloat(speedMatch[1]), h);
+    }
+
+    type DeadRow = {
+      transceiver_id: string; part_number: string;
+      speed_gbps: string; form_factor: string; reach_label: string;
+      vendor_name: string; demand_12m: string; demand_trend_pct: string;
+      velocity_class: string;
+    };
+
+    const revivals = (deadStock.rows as DeadRow[])
+      .map((r) => {
+        const speed = parseFloat(r.speed_gbps);
+        const hype  = speedToHype.get(speed);
+        if (!hype) return null;
+        const ascending = ASCENDING.has(hype.hype_phase);
+        const score = parseFloat(hype.hype_score);
+        return { ...r, hype_phase: hype.hype_phase, hype_score: score, ascending };
+      })
+      .filter((r): r is NonNullable<typeof r> => r !== null && r.ascending && r.hype_score > 30)
+      .sort((a, b) => b.hype_score - a.hype_score)
+      .slice(0, 100);
+
+    const totalDead = deadStock.rows.length;
+    res.json({ success: true, revivals, totalDeadStock: totalDead, revivalCount: revivals.length });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// ─── C: GET /api/procurement/supply-squeeze ──────────────────────────────────
+// Multi-signal supply constraint detector
+procurementRouter.get("/supply-squeeze", async (_req: Request, res: Response) => {
+  try {
+    const [priceSignals, aiDemand, hypeData, stockData] = await Promise.all([
+      // Price momentum: 30d vs 60d avg by speed/form_factor
+      pool.query(`
+        SELECT
+          t.speed_gbps, t.form_factor,
+          ROUND(AVG(po.price) FILTER (WHERE po.time >= NOW() - INTERVAL '30 days')::numeric,2) AS avg_30d,
+          ROUND(AVG(po.price) FILTER (WHERE po.time >= NOW() - INTERVAL '60 days' AND po.time < NOW() - INTERVAL '30 days')::numeric,2) AS avg_prior_30d,
+          COUNT(*) FILTER (WHERE po.time >= NOW() - INTERVAL '30 days') AS obs_30d
+        FROM price_observations po
+        JOIN transceivers t ON t.id = po.transceiver_id
+        WHERE po.price > 5 AND po.currency = 'USD'
+        GROUP BY t.speed_gbps, t.form_factor
+        HAVING COUNT(*) FILTER (WHERE po.time >= NOW() - INTERVAL '30 days') >= 3
+      `),
+      // AI cluster demand by speed tier
+      pool.query(`
+        SELECT
+          CASE
+            WHEN COALESCE(network_speed, title, summary, '') ILIKE '%800G%' THEN 800
+            WHEN COALESCE(network_speed, title, summary, '') ILIKE '%400G%' THEN 400
+            WHEN COALESCE(network_speed, title, summary, '') ILIKE '%100G%' THEN 100
+            ELSE 0
+          END AS speed_tier,
+          COALESCE(SUM(estimated_transceivers),0)::int AS total_tx,
+          COUNT(*)::int AS cluster_count
+        FROM ai_cluster_announcements
+        WHERE announced_date >= NOW() - INTERVAL '90 days'
+        GROUP BY 1
+        HAVING COALESCE(SUM(estimated_transceivers),0) > 0
+      `),
+      // Hype phase per technology
+      pool.query(`
+        SELECT DISTINCT ON (technology)
+          technology, hype_phase, hype_score
+        FROM hype_cycle_analysis ORDER BY technology, computed_at DESC
+      `),
+      // Stock level distribution (in_stock vs out_of_stock)
+      pool.query(`
+        SELECT
+          t.speed_gbps, t.form_factor,
+          COUNT(*) FILTER (WHERE so.stock_level = 'out_of_stock')::int AS out_of_stock,
+          COUNT(*) FILTER (WHERE so.stock_level = 'in_stock')::int      AS in_stock,
+          COUNT(*)::int AS total_obs
+        FROM stock_observations so
+        JOIN transceivers t ON t.id = so.transceiver_id
+        WHERE so.observed_at >= NOW() - INTERVAL '14 days'
+        GROUP BY t.speed_gbps, t.form_factor
+        HAVING COUNT(*) >= 3
+      `).catch(() => ({ rows: [] })),
+    ]);
+
+    type PriceRow = { speed_gbps: string; form_factor: string; avg_30d: string; avg_prior_30d: string; obs_30d: string };
+    type HypeRow = { technology: string; hype_phase: string; hype_score: string };
+    type AiRow = { speed_tier: string; total_tx: string; cluster_count: string };
+    type StockRow = { speed_gbps: string; form_factor: string; out_of_stock: string; in_stock: string; total_obs: string };
+
+    const speedToHype = new Map<number, HypeRow>();
+    for (const h of hypeData.rows as HypeRow[]) {
+      const m = h.technology.match(/^(\d+(?:\.\d+)?)G/);
+      if (m) speedToHype.set(parseFloat(m[1]), h);
+    }
+
+    const aiBySpeed = new Map<number, AiRow>();
+    for (const a of aiDemand.rows as AiRow[]) {
+      aiBySpeed.set(parseFloat(a.speed_tier), a);
+    }
+
+    const stockByKey = new Map<string, StockRow>();
+    for (const s of stockData.rows as StockRow[]) {
+      stockByKey.set(`${s.speed_gbps}:${s.form_factor}`, s);
+    }
+
+    const RISKY_PHASES = new Set(["peak_inflated_expectations","slope_enlightenment","plateau_productivity"]);
+
+    const signals = (priceSignals.rows as PriceRow[])
+      .map((r) => {
+        const speed = parseFloat(r.speed_gbps);
+        const priceUp = r.avg_30d && r.avg_prior_30d
+          ? ((parseFloat(r.avg_30d) - parseFloat(r.avg_prior_30d)) / parseFloat(r.avg_prior_30d)) * 100
+          : 0;
+        const hype = speedToHype.get(speed);
+        const ai  = aiBySpeed.get(speed);
+        const stock = stockByKey.get(`${r.speed_gbps}:${r.form_factor}`);
+
+        let activeSignals = 0;
+        const reasons: string[] = [];
+
+        if (priceUp > 5)  { activeSignals++; reasons.push(`Price +${Math.round(priceUp)}% (30d)`); }
+        if (hype && RISKY_PHASES.has(hype.hype_phase)) { activeSignals++; reasons.push(`Hype: ${hype.hype_phase.replace(/_/g,' ')}`); }
+        if (ai && parseInt(ai.total_tx) > 50000) { activeSignals++; reasons.push(`AI demand: ${parseInt(ai.total_tx).toLocaleString()} tx in 90d`); }
+        if (stock && parseInt(stock.out_of_stock) > parseInt(stock.in_stock)) { activeSignals++; reasons.push(`Stock pressure: ${stock.out_of_stock}/${stock.total_obs} vendors OOS`); }
+
+        const severity = activeSignals >= 3 ? "critical" : activeSignals === 2 ? "warning" : activeSignals === 1 ? "watch" : "ok";
+        return {
+          speed_gbps: r.speed_gbps, form_factor: r.form_factor,
+          avg_30d: r.avg_30d, avg_prior_30d: r.avg_prior_30d,
+          price_momentum_pct: Math.round(priceUp),
+          hype_phase: hype?.hype_phase || null,
+          hype_score: hype ? parseFloat(hype.hype_score) : null,
+          ai_demand_tx: ai ? parseInt(ai.total_tx) : 0,
+          activeSignals, severity, reasons,
+        };
+      })
+      .filter((r) => r.activeSignals >= 1)
+      .sort((a, b) => b.activeSignals - a.activeSignals || b.price_momentum_pct - a.price_momentum_pct);
+
+    res.json({ success: true, signals, criticalCount: signals.filter(s => s.severity === "critical").length });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// GET /api/procurement/lead-times — Rolling lead-time trends per vendor/speed
+// Query params: form_factor, speed_gbps, days (default 90), limit (default 20)
+// ─────────────────────────────────────────────────────────────────────────────
+procurementRouter.get("/lead-times", async (req: Request, res: Response) => {
+  const days  = Math.min(parseInt(req.query.days  as string) || 90, 365);
+  const limit = Math.min(parseInt(req.query.limit as string) || 20,  50);
+  const ff    = req.query.form_factor as string | undefined;
+  const spd   = req.query.speed_gbps as string | undefined;
+
+  try {
+    const [weekly, summary, concentration] = await Promise.all([
+      // Weekly avg lead time per vendor × speed tier
+      pool.query(`
+        SELECT
+          v.name                                                AS vendor_name,
+          v.id::text                                           AS vendor_id,
+          t.speed_gbps::text,
+          t.form_factor,
+          DATE_TRUNC('week', ss.scraped_at)::date             AS week,
+          ROUND(AVG(ss.lead_time_days)::numeric, 1)           AS avg_lead_days,
+          ROUND(MIN(ss.lead_time_days)::numeric, 1)           AS min_lead_days,
+          ROUND(MAX(ss.lead_time_days)::numeric, 1)           AS max_lead_days,
+          COUNT(*)::int                                        AS observations
+        FROM stock_snapshots ss
+        JOIN transceivers t ON t.id = ss.transceiver_id
+        JOIN vendors v      ON v.id = ss.source_vendor_id
+        WHERE ss.scraped_at >= NOW() - INTERVAL '${days} days'
+          AND ss.lead_time_days IS NOT NULL
+          AND ss.lead_time_days > 0
+          ${ff  ? `AND t.form_factor = '${ff.replace(/'/g,"''")}'`  : ""}
+          ${spd ? `AND t.speed_gbps  = ${parseFloat(spd)}`         : ""}
+        GROUP BY v.name, v.id, t.speed_gbps, t.form_factor, DATE_TRUNC('week', ss.scraped_at)
+        ORDER BY week DESC, avg_lead_days DESC
+        LIMIT 500
+      `),
+
+      // Overall summary: current vs prior-period avg per vendor
+      pool.query(`
+        WITH cur AS (
+          SELECT
+            v.name AS vendor_name, v.id::text AS vendor_id,
+            ROUND(AVG(ss.lead_time_days)::numeric, 1) AS avg_days,
+            COUNT(*)::int AS obs
+          FROM stock_snapshots ss
+          JOIN vendors v ON v.id = ss.source_vendor_id
+          JOIN transceivers t ON t.id = ss.transceiver_id
+          WHERE ss.scraped_at >= NOW() - INTERVAL '30 days'
+            AND ss.lead_time_days > 0
+            ${ff  ? `AND t.form_factor = '${ff.replace(/'/g,"''")}'`  : ""}
+            ${spd ? `AND t.speed_gbps  = ${parseFloat(spd)}`         : ""}
+          GROUP BY v.name, v.id
+        ),
+        prior AS (
+          SELECT v.id::text AS vendor_id,
+            ROUND(AVG(ss.lead_time_days)::numeric, 1) AS avg_days
+          FROM stock_snapshots ss
+          JOIN vendors v ON v.id = ss.source_vendor_id
+          JOIN transceivers t ON t.id = ss.transceiver_id
+          WHERE ss.scraped_at >= NOW() - INTERVAL '60 days'
+            AND ss.scraped_at <  NOW() - INTERVAL '30 days'
+            AND ss.lead_time_days > 0
+            ${ff  ? `AND t.form_factor = '${ff.replace(/'/g,"''")}'`  : ""}
+            ${spd ? `AND t.speed_gbps  = ${parseFloat(spd)}`         : ""}
+          GROUP BY v.id
+        )
+        SELECT
+          c.vendor_name, c.vendor_id,
+          c.avg_days    AS current_30d_avg,
+          p.avg_days    AS prior_30d_avg,
+          ROUND((c.avg_days - COALESCE(p.avg_days, c.avg_days))::numeric, 1) AS delta_days,
+          c.obs
+        FROM cur c
+        LEFT JOIN prior p ON p.vendor_id = c.vendor_id
+        ORDER BY c.avg_days DESC
+        LIMIT ${limit}
+      `),
+
+      // Speed-tier breakdown — which form factors have longest lead times right now
+      pool.query(`
+        SELECT
+          t.speed_gbps::text, t.form_factor,
+          ROUND(AVG(ss.lead_time_days)::numeric, 1) AS avg_lead_days,
+          COUNT(DISTINCT ss.source_vendor_id)::int  AS vendors_reporting,
+          COUNT(*)::int                             AS total_obs
+        FROM stock_snapshots ss
+        JOIN transceivers t ON t.id = ss.transceiver_id
+        WHERE ss.scraped_at >= NOW() - INTERVAL '30 days'
+          AND ss.lead_time_days > 0
+        GROUP BY t.speed_gbps, t.form_factor
+        HAVING COUNT(*) >= 3
+        ORDER BY avg_lead_days DESC
+        LIMIT 20
+      `),
+    ]);
+
+    res.json({
+      success: true,
+      filters: { days, form_factor: ff || null, speed_gbps: spd || null },
+      weekly_trend: weekly.rows,
+      vendor_summary: summary.rows,
+      speed_tier_breakdown: concentration.rows,
+    });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// GET /api/procurement/supply-concentration — Single-vendor dependency risk
+// Flags SKUs where >70% of price observations come from one vendor (30d)
+// ─────────────────────────────────────────────────────────────────────────────
+procurementRouter.get("/supply-concentration", async (_req: Request, res: Response) => {
+  try {
+    const result = await pool.query(`
+      WITH obs_30d AS (
+        SELECT
+          po.transceiver_id,
+          po.source_vendor_id,
+          COUNT(*) AS vendor_obs
+        FROM price_observations po
+        WHERE po.time >= NOW() - INTERVAL '30 days'
+          AND po.price > 0
+          AND COALESCE(po.is_anomalous, false) = false
+        GROUP BY po.transceiver_id, po.source_vendor_id
+      ),
+      totals AS (
+        SELECT transceiver_id, SUM(vendor_obs) AS total_obs
+        FROM obs_30d GROUP BY transceiver_id
+      ),
+      ranked AS (
+        SELECT
+          o.transceiver_id,
+          o.source_vendor_id,
+          o.vendor_obs,
+          t.total_obs,
+          ROUND((o.vendor_obs::numeric / NULLIF(t.total_obs,0)) * 100, 1) AS share_pct,
+          ROW_NUMBER() OVER (PARTITION BY o.transceiver_id ORDER BY o.vendor_obs DESC) AS rnk
+        FROM obs_30d o JOIN totals t ON t.transceiver_id = o.transceiver_id
+      )
+      SELECT
+        tx.id::text, tx.part_number, tx.form_factor,
+        tx.speed_gbps::text,
+        tx.standard_name,
+        v.name AS dominant_vendor,
+        r.share_pct,
+        r.total_obs::int,
+        r.vendor_obs::int AS dominant_obs,
+        CASE
+          WHEN r.share_pct >= 90 THEN 'critical'
+          WHEN r.share_pct >= 75 THEN 'high'
+          ELSE 'medium'
+        END AS risk_level
+      FROM ranked r
+      JOIN transceivers tx ON tx.id = r.transceiver_id
+      JOIN vendors v        ON v.id  = r.source_vendor_id
+      WHERE r.rnk = 1
+        AND r.share_pct >= 70
+        AND r.total_obs  >= 5
+      ORDER BY r.share_pct DESC
+      LIMIT 50
+    `);
+
+    const rows = result.rows;
+    res.json({
+      success: true,
+      concentrated: rows,
+      stats: {
+        total_at_risk: rows.length,
+        critical: rows.filter(r => r.risk_level === "critical").length,
+        high:     rows.filter(r => r.risk_level === "high").length,
+        medium:   rows.filter(r => r.risk_level === "medium").length,
+      },
+    });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
+
+// GET /api/procurement/price-movers — SKUs with biggest price delta vs prior period
+procurementRouter.get("/price-movers", async (req: Request, res: Response) => {
+  const days = Math.min(parseInt(req.query.days as string) || 7, 90);
+  const limit = Math.min(parseInt(req.query.limit as string) || 20, 50);
+
+  try {
+    const result = await pool.query(`
+      WITH cur AS (
+        SELECT transceiver_id, source_vendor_id, currency,
+               AVG(price)  AS avg_price,
+               COUNT(*)    AS obs
+        FROM price_observations
+        WHERE time >= NOW() - INTERVAL '${days} days'
+          AND price > 0 AND COALESCE(is_anomalous, false) = false
+        GROUP BY transceiver_id, source_vendor_id, currency
+      ),
+      prior AS (
+        SELECT transceiver_id, source_vendor_id,
+               AVG(price) AS avg_price
+        FROM price_observations
+        WHERE time >= NOW() - INTERVAL '${days * 2} days'
+          AND time <   NOW() - INTERVAL '${days} days'
+          AND price > 0 AND COALESCE(is_anomalous, false) = false
+        GROUP BY transceiver_id, source_vendor_id
+      )
+      SELECT
+        t.id, t.part_number, t.form_factor,
+        t.speed_gbps::text              AS speed_gbps,
+        t.standard_name,
+        sv.name                         AS vendor_name,
+        ROUND(c.avg_price::numeric, 2)  AS current_avg,
+        ROUND(p.avg_price::numeric, 2)  AS prior_avg,
+        ROUND(((c.avg_price - p.avg_price) / NULLIF(p.avg_price, 0) * 100)::numeric, 1) AS delta_pct,
+        c.currency,
+        c.obs::int                      AS observations
+      FROM cur c
+      JOIN prior p  ON p.transceiver_id  = c.transceiver_id
+                   AND p.source_vendor_id = c.source_vendor_id
+      JOIN transceivers t ON t.id = c.transceiver_id
+      JOIN vendors sv     ON sv.id = c.source_vendor_id
+      WHERE ABS((c.avg_price - p.avg_price) / NULLIF(p.avg_price, 0) * 100) >= 2
+        AND c.obs::int >= 2
+      ORDER BY ABS((c.avg_price - p.avg_price) / NULLIF(p.avg_price, 0) * 100) DESC
+      LIMIT ${limit * 2}
+    `);
+
+    const rows = result.rows;
+    const gainers = rows.filter((r) => parseFloat(r.delta_pct) > 0).slice(0, limit);
+    const losers  = rows.filter((r) => parseFloat(r.delta_pct) < 0).slice(0, limit);
+
+    const avgOf = (arr: typeof gainers, key: string) =>
+      arr.length ? Math.round(arr.reduce((s, r) => s + parseFloat(r[key]), 0) / arr.length * 10) / 10 : 0;
+
+    res.json({
+      success: true,
+      days,
+      gainers,
+      losers,
+      stats: {
+        totalMovers: rows.length,
+        gainersCount: gainers.length,
+        losersCount:  losers.length,
+        avgGainPct:   avgOf(gainers, "delta_pct"),
+        avgLossPct:   avgOf(losers,  "delta_pct"),
+      },
+    });
+  } catch (err) {
+    res.status(500).json({ error: String(err) });
+  }
+});
diff --git a/packages/api/src/routes/win-loss.ts b/packages/api/src/routes/win-loss.ts
new file mode 100644
index 0000000..77dfecd
--- /dev/null
+++ b/packages/api/src/routes/win-loss.ts
@@ -0,0 +1,189 @@
+/**
+ * Win/Loss Intelligence — /api/win-loss
+ *
+ * Record and analyze deal outcomes: who won, who lost, at what price, in which segment.
+ *
+ * Routes:
+ *   POST /api/win-loss              — Record a win/loss event
+ *   GET  /api/win-loss              — List events (filterable)
+ *   GET  /api/win-loss/summary      — Aggregate win rate, avg price delta, segments
+ *   GET  /api/win-loss/competitors  — Ranking by competitor vendor (loss analysis)
+ */
+import { Router, Request, Response } from "express";
+import { pool } from "../db/client";
+import { sendCSV } from "../utils/csv";
+
+export const winLossRouter = Router();
+
+// ── POST /api/win-loss — Record a deal outcome ──────────────────────────────
+winLossRouter.post("/", async (req: Request, res: Response) => {
+  const {
+    outcome, transceiver_id, competitor_vendor,
+    our_price, competitor_price, currency = "USD",
+    quantity, customer_segment, deal_source,
+    form_factor, speed_gbps, notes, deal_date,
+  } = req.body as Record<string, any>;
+
+  if (!outcome || !["won","lost","unknown"].includes(outcome)) {
+    return res.status(400).json({ success: false, error: "outcome must be: won | lost | unknown" });
+  }
+
+  try {
+    const result = await pool.query(
+      `INSERT INTO win_loss_events
+         (outcome, transceiver_id, competitor_vendor, our_price, competitor_price,
+          currency, quantity, customer_segment, deal_source, form_factor, speed_gbps, notes, deal_date)
+       VALUES ($1,$2,$3,$4,$5,$6,$7,$8,$9,$10,$11,$12,
+               COALESCE($13::date, CURRENT_DATE))
+       RETURNING *`,
+      [
+        outcome,
+        transceiver_id || null,
+        competitor_vendor || null,
+        our_price ? parseFloat(our_price) : null,
+        competitor_price ? parseFloat(competitor_price) : null,
+        currency,
+        quantity ? parseInt(quantity) : null,
+        customer_segment || null,
+        deal_source || null,
+        form_factor || null,
+        speed_gbps ? parseFloat(speed_gbps) : null,
+        notes || null,
+        deal_date || null,
+      ]
+    );
+    return res.status(201).json({ success: true, event: result.rows[0] });
+  } catch (err) {
+    return res.status(500).json({ success: false, error: String(err) });
+  }
+});
+
+// ── GET /api/win-loss — List events ─────────────────────────────────────────
+winLossRouter.get("/", async (req: Request, res: Response) => {
+  const outcome   = req.query.outcome as string | undefined;
+  const segment   = req.query.customer_segment as string | undefined;
+  const days      = Math.min(parseInt(req.query.days as string) || 90, 730);
+  const limit     = Math.min(parseInt(req.query.limit as string) || 50, 200);
+  const fmt       = req.query.format as string | undefined;
+
+  try {
+    const result = await pool.query(`
+      SELECT wl.*,
+             t.standard_name, t.form_factor AS tx_form_factor, t.speed_gbps AS tx_speed
+      FROM win_loss_events wl
+      LEFT JOIN transceivers t ON t.id = wl.transceiver_id
+      WHERE wl.deal_date >= CURRENT_DATE - INTERVAL '${days} days'
+        ${outcome ? `AND wl.outcome = '${outcome.replace(/'/g,"''")}'` : ""}
+        ${segment ? `AND wl.customer_segment = '${segment.replace(/'/g,"''")}'` : ""}
+      ORDER BY wl.deal_date DESC
+      LIMIT ${limit}
+    `);
+
+    if (fmt === "csv") {
+      return sendCSV(res, result.rows, `tip-win-loss-${new Date().toISOString().slice(0,10)}.csv`);
+    }
+    return res.json({ success: true, events: result.rows, count: result.rows.length });
+  } catch (err) {
+    return res.status(500).json({ success: false, error: String(err) });
+  }
+});
+
+// ── GET /api/win-loss/summary — Aggregate analytics ─────────────────────────
+winLossRouter.get("/summary", async (req: Request, res: Response) => {
+  const days = Math.min(parseInt(req.query.days as string) || 90, 730);
+
+  try {
+    const [overall, bySegment, byFormFactor, priceDeltas] = await Promise.all([
+      pool.query(`
+        SELECT
+          COUNT(*)                                            AS total_events,
+          COUNT(*) FILTER (WHERE outcome = 'won')            AS won,
+          COUNT(*) FILTER (WHERE outcome = 'lost')           AS lost,
+          ROUND(
+            COUNT(*) FILTER (WHERE outcome = 'won')::numeric
+            / NULLIF(COUNT(*) FILTER (WHERE outcome IN ('won','lost')), 0) * 100, 1
+          )                                                   AS win_rate_pct,
+          ROUND(AVG(our_price) FILTER (WHERE outcome = 'won')::numeric, 2)  AS avg_win_price,
+          ROUND(AVG(our_price) FILTER (WHERE outcome = 'lost')::numeric, 2) AS avg_loss_price
+        FROM win_loss_events
+        WHERE deal_date >= CURRENT_DATE - INTERVAL '${days} days'
+      `),
+      pool.query(`
+        SELECT customer_segment,
+          COUNT(*)                                            AS total,
+          COUNT(*) FILTER (WHERE outcome = 'won')            AS won,
+          COUNT(*) FILTER (WHERE outcome = 'lost')           AS lost,
+          ROUND(COUNT(*) FILTER (WHERE outcome = 'won')::numeric
+            / NULLIF(COUNT(*) FILTER (WHERE outcome IN ('won','lost')),0)*100,1) AS win_rate_pct
+        FROM win_loss_events
+        WHERE deal_date >= CURRENT_DATE - INTERVAL '${days} days'
+          AND customer_segment IS NOT NULL
+        GROUP BY customer_segment
+        ORDER BY total DESC
+      `),
+      pool.query(`
+        SELECT COALESCE(wl.form_factor, tx.form_factor) AS form_factor,
+          COUNT(*)                                   AS total,
+          COUNT(*) FILTER (WHERE outcome = 'won')    AS won,
+          COUNT(*) FILTER (WHERE outcome = 'lost')   AS lost
+        FROM win_loss_events wl
+        LEFT JOIN transceivers tx ON tx.id = wl.transceiver_id
+        WHERE deal_date >= CURRENT_DATE - INTERVAL '${days} days'
+        GROUP BY COALESCE(wl.form_factor, tx.form_factor)
+        HAVING COALESCE(wl.form_factor, tx.form_factor) IS NOT NULL
+        ORDER BY total DESC
+      `),
+      // Price delta analysis: where we lost — how far off were we?
+      pool.query(`
+        SELECT
+          ROUND(AVG(competitor_price - our_price)::numeric, 2)   AS avg_price_gap,
+          ROUND(AVG((competitor_price - our_price) / NULLIF(our_price,0) * 100)::numeric, 1) AS avg_gap_pct,
+          COUNT(*)                                                 AS events_with_prices
+        FROM win_loss_events
+        WHERE outcome = 'lost'
+          AND our_price IS NOT NULL AND competitor_price IS NOT NULL
+          AND deal_date >= CURRENT_DATE - INTERVAL '${days} days'
+      `),
+    ]);
+
+    return res.json({
+      success: true,
+      days,
+      overall: overall.rows[0],
+      by_segment: bySegment.rows,
+      by_form_factor: byFormFactor.rows,
+      price_delta: priceDeltas.rows[0],
+    });
+  } catch (err) {
+    return res.status(500).json({ success: false, error: String(err) });
+  }
+});
+
+// ── GET /api/win-loss/competitors — Competitor ranking ───────────────────────
+winLossRouter.get("/competitors", async (req: Request, res: Response) => {
+  const days = Math.min(parseInt(req.query.days as string) || 90, 730);
+
+  try {
+    const result = await pool.query(`
+      SELECT
+        competitor_vendor,
+        COUNT(*)                                         AS encounters,
+        COUNT(*) FILTER (WHERE outcome = 'lost')        AS losses_to,
+        COUNT(*) FILTER (WHERE outcome = 'won')         AS wins_against,
+        ROUND(AVG(competitor_price - our_price)
+          FILTER (WHERE outcome = 'lost' AND our_price IS NOT NULL AND competitor_price IS NOT NULL)
+          ::numeric, 2)                                  AS avg_price_advantage,  -- negative = they beat us on price
+        ROUND(AVG(competitor_price)::numeric, 2)         AS avg_competitor_price
+      FROM win_loss_events
+      WHERE deal_date >= CURRENT_DATE - INTERVAL '${days} days'
+        AND competitor_vendor IS NOT NULL
+      GROUP BY competitor_vendor
+      ORDER BY losses_to DESC, encounters DESC
+      LIMIT 30
+    `);
+
+    return res.json({ success: true, competitors: result.rows });
+  } catch (err) {
+    return res.status(500).json({ success: false, error: String(err) });
+  }
+});