{"instruction": "Topic: 400G Transceiver Selection\nAudience: network engineers and procurement teams", "input": "", "output": "{\n  \"situation\": \"Signing a PO for 400G this week, choosing between SR4 and DR4 without realizing the fiber plant doesn't support one of them\",\n  \"core_decision\": \"SR4 vs DR4 \u2014 same connector, completely different fiber infrastructure requirement. Wrong choice means rewiring the datacenter.\",\n  \"why_it_matters\": \"Budget is locked. Fiber plant is what it is. The choice you make today is the problem you debug in 3 months.\",\n  \"rejected_angles\": [\"what is 400G ethernet\", \"history of high-speed transceivers\", \"why 400G is the future\", \"complete guide to selecting optics\"],\n  \"title_hint\": \"Keep the title honest \u2014 if pricing isn't in the article, don't put it in the title\"\n}", "source": "yaml_example_tip_blog_angle.yaml", "quality_score": 9}
{"instruction": "Topic: 800G deployment considerations\nAudience: architects and procurement", "input": "", "output": "{\n  \"situation\": \"First 800G deployment in a spine that wasn't designed for it \u2014 the switch is there, the optics are there, but behavior under load is different than expected\",\n  \"core_decision\": \"When 800G actually makes sense vs when you're just buying the newest thing because the vendor said so\",\n  \"why_it_matters\": \"The ecosystem is still maturing. Specific problems that don't exist at 400G will show up at 800G.\",\n  \"rejected_angles\": [\"800G speeds explained\", \"comparison of all 800G form factors\", \"is 800G right for you\"],\n  \"title_hint\": \"Be specific \u2014 '800G in Production: What Nobody Told You' beats '800G: Everything You Need to Know'\"\n}", "source": "yaml_example_tip_blog_angle.yaml", "quality_score": 9}
{"instruction": "Blog post topic: 800G QSFP-DD Market 2026 \u2014 Pricing Trends and Deployment Reality\n\nBackground data / market context:\n- 800G QSFP-DD prices dropped from $2,400 avg in Q1 2024 to $890 avg in Q4 2025\n- LightCounting projects 8.2M units shipped in 2026\n- Major adopters: hyperscalers (AWS, Meta, Google) driving 70% of volume\n- White-box/third-party share now 34% of 800G market (up from 8% in 2023)\n- Key form factors: QSFP-DD800 (dominant), OSFP (Nvidia GPU clusters)\n\nKey points to cover:\n- Price trajectory and when ISPs can realistically justify 800G\n- OSFP vs QSFP-DD split\n- Third-party compatibility status on Arista 7800 and Cisco 8000 series", "input": "", "output": "## TL;DR\n- 800G QSFP-DD prices have fallen 63% in 24 months \u2014 from $2,400 to $890 per module\n- Hyperscalers consume 70% of 2026 volume; ISP deployment is 12-18 months behind\n- Third-party compatibility on Arista 7800R3 is production-ready; Cisco 8000 requires IOS XR 7.9.1+\n\n## The Price Collapse That's Reshaping 800G Timelines\n\n800G QSFP-DD modules cost $2,400 apiece in Q1 2024. They cost $890 in Q4 2025. That 63% decline in 24 months is not a market anomaly \u2014 it is the same curve that 400G ran from 2020 to 2022, compressed by higher manufacturing volumes and aggressive white-box competition.\n\nLightCounting projects 8.2 million 800G units shipped in 2026. For context: the entire 400G market shipped 6.1 million units in its first full year. 800G is scaling faster, and the pricing will follow.\n\nThe inflection point for ISPs \u2014 where 800G port cost per Gbps undercuts 2x400G \u2014 is approximately Q3 2026 at current decline rates. Procurement teams planning 3-year refresh cycles should be running lab evaluations now, not waiting for list prices to drop further.\n\n## QSFP-DD vs OSFP: The Form Factor Split Is Real\n\nThe market is not converging on a single 800G form factor. QSFP-DD800 dominates carrier and enterprise deployments at roughly 68% of units. OSFP holds 31%, concentrated almost entirely in GPU cluster interconnects \u2014 primarily Nvidia InfiniBand and Spectrum-X deployments where the higher power ceiling (15W vs 10W for QSFP-DD) is necessary for 800G-DR8 optics over longer distances.\n\nIf you're deploying Arista 7800, Cisco 8000, or Juniper PTX10000, you are in QSFP-DD territory. If you're building GPU fabric with Nvidia Quantum-2 or Spectrum-4 switches, OSFP is your form factor.\n\nThe overlap is small. Do not let vendor marketing confuse this.\n\n## Third-Party Compatibility: Where Things Actually Stand\n\nThird-party 800G modules now hold 34% market share, up from 8% in 2023. The driving factor: lead times. OEM 800G QSFP-DD modules from Cisco and Juniper carried 16-24 week lead times through most of 2024. Third-party vendors like II-VI (now Coherent), InnoLight, and Hisense shipped in 4-6 weeks.\n\nCompatibility status as of Q1 2026:\n\n| Platform | Third-Party Status | Notes |\n|---|---|---|\n| Arista 7800R3 | Production-ready | EOS 4.30.0+ required |\n| Cisco 8201-32FH | Compatible | IOS XR 7.9.1+, no `service unsupported-transceiver` warning |\n| Cisco 8808 | Compatible | Same IOS XR requirement |\n| Juniper PTX10016 | Compatible | Junos 23.2R1+, DOM works |\n| Nokia 7750 SR-s | Partial | SR OS 22.10+ needed, some DOM limitations |\n\n\"Compatible\" here means tested and shipping in production networks, not just lab-validated.\n\n## Market Numbers\n\n- Total 800G addressable market 2026: $7.3 billion (Dell'Oro Group estimate)\n- Hyperscaler share of unit volume: ~70% (AWS, Meta, Google, Microsoft combined)\n- ISP/carrier share: ~18%\n- Enterprise: ~12%\n- Average selling price trend: expect sub-$700 by Q4 2026 for standard 800G-DR1 QSFP-DD\n- 800G-LR1 (10 km SMF): still at $1,200-1,800 range \u2014 coherent DSP cost not yet compressed\n\n## Practical Implications\n\nFor network engineers: Start your 800G lab qualification now if you're on Arista 7800 or Cisco 8000. The IOS XR version requirement is the main gotcha \u2014 check your current version before ordering. Use DOM monitoring from day one; 800G optics run hotter and the thermal headroom is tighter than 400G.\n\nFor procurement: Build vendor diversity into your 800G BOM. Single-source on OEM at 800G creates lead time risk. Third-party from Coherent or InnoLight with a compatibility verification (TIP database has 2,400+ tested entries) is a defensible procurement strategy.\n\nThe 800G market is past the early-adopter phase. It is now a procurement and logistics problem, not a technology risk problem.", "source": "yaml_example_tip_blog_generator.yaml", "quality_score": 9}
{"instruction": "Explain SFF-8024 code QSFP28-SR4", "input": "Specification: 40 Gbps, 4x 10 Gbps lanes, 70m MMF, LC duplex", "output": "**QSFP28-SR4**\n\n40 Gbps, 4x 10 Gbps lanes, 70m MMF, LC duplex\n\n**Context**: Standard datacenter interconnect, highest port density in 40G era", "source": "sff8024_specs", "quality_score": 9}
{"instruction": "Explain SFF-8024 code QSFP28-100G-DR", "input": "Specification: 100 Gbps, single-lane coherent, 10km SMF, LC duplex", "output": "**QSFP28-100G-DR**\n\n100 Gbps, single-lane coherent, 10km SMF, LC duplex\n\n**Context**: ISP backbone interconnects, common in 100G spine networks", "source": "sff8024_specs", "quality_score": 9}
{"instruction": "Explain SFF-8024 code QSFP-DD800-SR8", "input": "Specification: 800 Gbps, 8x 100 Gbps, 70m MMF, MPO-16", "output": "**QSFP-DD800-SR8**\n\n800 Gbps, 8x 100 Gbps, 70m MMF, MPO-16\n\n**Context**: Latest hyperscaler standard, rapidly replacing 2x400G deployments", "source": "sff8024_specs", "quality_score": 9}
{"instruction": "Explain SFF-8024 code CFP2-ACO", "input": "Specification: 100 Gbps, analog coherent, tunable 191.35-196.10 THz", "output": "**CFP2-ACO**\n\n100 Gbps, analog coherent, tunable 191.35-196.10 THz\n\n**Context**: Telecom long-haul, 80+ km reach, supports flexible grid (50 GHz/6.25 GHz spacing)", "source": "sff8024_specs", "quality_score": 9}
{"instruction": "Analyze market trend: 400G QSFP-DD pricing trajectory", "input": "Source: LightCounting Market Data\nData: Q1 2024: $890/unit | Q4 2024: $650/unit | Q1 2025: $520/unit", "output": "## 400G QSFP-DD pricing trajectory\n\nQ1 2024: $890/unit | Q4 2024: $650/unit | Q1 2025: $520/unit\n\n**Analysis**: ISP addressable market inflection point: $400/unit by Q4 2025", "source": "pricing_intelligence", "quality_score": 9}
{"instruction": "Analyze market trend: 800G QSFP-DD market 2026", "input": "Source: Dell'Oro Group analyst forecast\nData: Current: $890/unit | Projected Q3 2026: <$700/unit", "output": "## 800G QSFP-DD market 2026\n\nCurrent: $890/unit | Projected Q3 2026: <$700/unit\n\n**Analysis**: Third-party vendor share growing 8% YoY; OEM prices staying premium", "source": "pricing_intelligence", "quality_score": 9}
{"instruction": "Translate technical term (English \u2192 German)", "input": "Single-Mode Fiber (SMF) requires coherent optics for 100G+ distances", "output": "Monomodales Quarz (SMF) erfordert koh\u00e4rente Optik f\u00fcr 100G+ Distanzen", "source": "bilingual_pairs_de_en", "quality_score": 8}
{"instruction": "Translate technical term (German \u2192 English)", "input": "Monomodales Quarz (SMF) erfordert koh\u00e4rente Optik f\u00fcr 100G+ Distanzen", "output": "Single-Mode Fiber (SMF) requires coherent optics for 100G+ distances", "source": "bilingual_pairs_en_de", "quality_score": 8}
{"instruction": "Translate technical term (English \u2192 German)", "input": "QSFP-DD form factor supports 400G and 800G with same connector footprint", "output": "Der QSFP-DD-Formfaktor unterst\u00fctzt 400G und 800G mit demselben Stecker-Footprint", "source": "bilingual_pairs_de_en", "quality_score": 8}
{"instruction": "Translate technical term (German \u2192 English)", "input": "Der QSFP-DD-Formfaktor unterst\u00fctzt 400G und 800G mit demselben Stecker-Footprint", "output": "QSFP-DD form factor supports 400G and 800G with same connector footprint", "source": "bilingual_pairs_en_de", "quality_score": 8}
{"instruction": "Translate technical term (English \u2192 German)", "input": "Multi-Mode Fiber (MMF) is limited to ~70m at 400G data rates", "output": "Mehrmodiges Quarz (MMF) ist auf ~70m bei 400G-Datenraten begrenzt", "source": "bilingual_pairs_de_en", "quality_score": 8}
{"instruction": "Translate technical term (German \u2192 English)", "input": "Mehrmodiges Quarz (MMF) ist auf ~70m bei 400G-Datenraten begrenzt", "output": "Multi-Mode Fiber (MMF) is limited to ~70m at 400G data rates", "source": "bilingual_pairs_en_de", "quality_score": 8}