{"jtbd":{"id":"prototype-rag","slug":"prototype-rag","name":"Prototype RAG in a day","shortName":"Prototype RAG in a day","problemStatement":"Hackathon/demo RAG with minimal setup."},"pick":{"id":"chroma","slug":"chroma","name":"Chroma","tagline":"Prototype on Chroma; graduate to Qdrant/pgvector/Pinecone before your corpus and QPS grow up.","website":"https://www.trychroma.com","overall":7.88,"scoreBand":{"low":7.3,"mid":7.9,"high":8.5,"halfWidth":0.6,"basis":"editorial_prior","display":"7.3–8.5 (editorial prior)"},"scoreLayers":{"editorialPrior":7.88,"measuredBenchmark":null,"verifiedOutcomeScore":null,"verifiedOutcomeCount":0,"accountRuntimeState":"unprobed"},"pricingLastVerifiedAt":"2026-10-27","editorialPriorAsOf":"2026-09-14","pricingNotes":"As of 2026-09-14: Open-source embeddable vector DB + hosted Chroma Cloud; free/local for prototypes; Cloud usage-based for managed. Excellent DX for demos; graduate before high QPS/filtered production.","scores":{"capabilityFit":7.2,"pricePerformance":9,"latencyReliability":7,"developerDx":9.2,"privacyPosture":7.5,"lockInRisk":2.5,"maturity":7.5,"overall":7.88,"kind":"curated_estimate","confidence":"high","asOf":"2026-09-14"}},"runnersUp":[{"id":"supabase-pgvector","slug":"supabase-pgvector","name":"Supabase (pgvector)","tagline":"Depot default for most agent apps under ~25–50M vectors. Don't add Pinecone until Postgres actually hurts.","website":"https://supabase.com","overall":8.64,"scoreBand":{"low":8,"mid":8.6,"high":9.2,"halfWidth":0.6,"basis":"editorial_prior","display":"8.0–9.2 (editorial prior)"},"scoreLayers":{"editorialPrior":8.64,"measuredBenchmark":null,"verifiedOutcomeScore":null,"verifiedOutcomeCount":0,"accountRuntimeState":"unprobed"},"pricingLastVerifiedAt":"2026-10-27","editorialPriorAsOf":"2026-09-14","pricingNotes":"Postgres + pgvector + Auth + Storage; usage on compute/storage; free tier. Vectors hitchhike on Postgres.","scores":{"capabilityFit":8.5,"pricePerformance":9,"latencyReliability":8.6,"developerDx":9.4,"privacyPosture":8,"lockInRisk":3,"maturity":9,"overall":8.64,"kind":"curated_estimate","confidence":"high","asOf":"2026-09-14"}},{"id":"pinecone","slug":"pinecone","name":"Pinecone","tagline":"Still the zero-ops vector default. If you already run Postgres, try pgvector before paying Pinecone rents.","website":"https://www.pinecone.io","overall":7.95,"scoreBand":{"low":7.4,"mid":8,"high":8.6,"halfWidth":0.6,"basis":"editorial_prior","display":"7.4–8.6 (editorial prior)"},"scoreLayers":{"editorialPrior":7.95,"measuredBenchmark":null,"verifiedOutcomeScore":null,"verifiedOutcomeCount":0,"accountRuntimeState":"unprobed"},"pricingLastVerifiedAt":"2026-10-27","editorialPriorAsOf":"2026-09-14","pricingNotes":"Serverless + dedicated/pod tiers; usage on storage/reads/writes; Dedicated Read Nodes for high QPS.","scores":{"capabilityFit":9,"pricePerformance":6.2,"latencyReliability":9,"developerDx":8.8,"privacyPosture":8,"lockInRisk":7,"maturity":9,"overall":7.95,"kind":"curated_estimate","confidence":"high","asOf":"2026-09-14"}},{"id":"upstash-vector","slug":"upstash-vector","name":"Upstash Vector","tagline":"Prototype/edge RAG peer when you already on Upstash. Prefer Qdrant/Pinecone for serious filtered production…","website":"https://upstash.com/vector","overall":8.15,"scoreBand":{"low":7.6,"mid":8.2,"high":8.8,"halfWidth":0.6,"basis":"editorial_prior","display":"7.6–8.8 (editorial prior)"},"scoreLayers":{"editorialPrior":8.15,"measuredBenchmark":null,"verifiedOutcomeScore":null,"verifiedOutcomeCount":0,"accountRuntimeState":"unprobed"},"pricingLastVerifiedAt":"2026-10-27","editorialPriorAsOf":"2026-09-14","pricingNotes":"As of 2026-09-14 (upstash.com/pricing/vector markdown): Free $0 — 200M vectors×dims, 10K queries/day, 1GB. PAYG $0.40 per 100K requests + $0.25/GB storage (≤50GB, 99.9% SLA). Fixed $60/mo (1M queries/day). Pro contact (100B scale). Bandwidth free to 200GB then $0.03/GB.","scores":{"capabilityFit":7.8,"pricePerformance":9,"latencyReliability":8.4,"developerDx":9,"privacyPosture":7.6,"lockInRisk":3.8,"maturity":7.8,"overall":8.15,"kind":"curated_estimate","confidence":"high","asOf":"2026-09-14"}}],"scoreBand":{"low":7.3,"mid":7.9,"high":8.5,"halfWidth":0.6,"basis":"editorial_prior","display":"7.3–8.5 (editorial prior)"},"scoreLayers":{"editorialPrior":7.88,"measuredBenchmark":null,"verifiedOutcomeScore":null,"verifiedOutcomeCount":0,"accountRuntimeState":"unprobed"},"whyPickOverHigherScore":{"pickId":"chroma","pickName":"Chroma","pickScore":7.88,"highestScoredCandidateId":"supabase-pgvector","highestScoredCandidateName":"Supabase (pgvector)","highestScore":8.64,"pickHasLowerCompositeScore":true,"delta":-0.76,"pickLeadsOnDimensions":["lower lockInRisk (2.5 vs 3)"],"explanation":"Chroma (7.88) is the editorial pick for Prototype RAG in a day over higher-composite Supabase (pgvector) (8.64) because composite scores are provider-wide priors while Chroma wins on lower lockInRisk (2.5 vs 3): dx first; reliability discounted."},"cheapest":null,"recommendedWorkloadQuote":null,"representativeQuote":null,"estimatedTaskCost":null,"freeAlternatives":[{"id":"chroma","name":"Chroma","kind":"dev_tool","providerId":"chroma","jtbdIds":["self-host-vector","prototype-rag","embedded-vector"],"whatYouGet":"Self-hosted or embedded vector database.","cost":"oss","license":"Apache-2.0","sourceUrl":"https://github.com/chroma-core/chroma/blob/main/LICENSE","notes":"Re-fetched twice 2026-10-25 (~10 s apart, plain curl, no login): GitHub blob page HTTP 200, no redirect (page chrome differs between fetches); raw LICENSE fetched twice too, HTTP 200, byte-identical: 'Apache License Version 2.0, January 2004'. License unchanged.","limits":null,"asOf":"2026-10-25","freeType":"dev_tool","substitutable":true}],"referenceDocs":[],"falsification":{"jtbdId":"prototype-rag","jtbdName":"Prototype RAG in a day","currentPickId":"chroma","currentPickScore":7.88,"challengerId":"supabase-pgvector","challengerScore":8.64,"currentScoreGap":0.76,"minVerifiedOutcomes":10,"requiredOutcomeMargin":0.91,"requiredSuccessRateDelta":0.15,"maxPickPriceIncreasePct":25,"whatWouldChangePick":["Supabase (pgvector) (supabase-pgvector) outperforms Chroma (chroma) by >= 0.91 outcome points (or >= 15% worked-rate delta) across >= 10 Countersign-verified production outcomes.","A verified price increase > 25% on Chroma's representative SKU for prototype-rag without a corresponding capability gain.","Live caller rail exhaustion (?exhausted=chroma) or sustained >= 30% degraded/failed rate in verified production outcomes."],"frozenHoldoutPolicy":{"holdoutSplit":"20% frozen benchmark holdout tasks + 80% live production outcome receipts","requireCountersignReceipt":true,"requiredEvidenceTiers":["outcome_verified","reference_checked"],"minDistinctContributors":2,"antiGamingRule":"Unverified self-reports and seed/editorial rows never mutate picks or scores."},"triggers":[{"kind":"verified_outcomes_outperformance","challengerId":"supabase-pgvector","minVerifiedOutcomes":10,"requiredOutcomeMargin":0.91,"requiredWorkedRateDelta":0.15},{"kind":"verified_price_increase","providerId":"chroma","maxPriceIncreasePct":25},{"kind":"live_rail_exhaustion_or_degradation","providerId":"chroma","immediateOverrideUrl":"/api/decide?jtbd=prototype-rag&exhausted=chroma"}],"submissionSpec":{"falsifyEndpoint":"/api/falsify?jtbd=prototype-rag","outcomesEndpoint":"POST /api/feedback","correctionsEndpoint":"POST /api/corrections","payloadTemplate":{"agentIdentity":"agent:<your-agent-id>","jtbdId":"prototype-rag","providerId":"supabase-pgvector","outcome":"worked","detail":"Comparative production evaluation on prototype-rag (n>=10 tasks) with Countersign receipt.","confidence":"high","receipt":{"countersign":{"claim_id":"cs-00000000","status":"verified","evidence_tier":"outcome_verified","counts_as_verified":true}}}}},"whatWouldChangePick":["Supabase (pgvector) (supabase-pgvector) outperforms Chroma (chroma) by >= 0.91 outcome points (or >= 15% worked-rate delta) across >= 10 Countersign-verified production outcomes.","A verified price increase > 25% on Chroma's representative SKU for prototype-rag without a corresponding capability gain.","Live caller rail exhaustion (?exhausted=chroma) or sustained >= 30% degraded/failed rate in verified production outcomes."],"routePlan":{"jtbdId":"prototype-rag","primary":{"providerId":"chroma","name":"Chroma","overall":7.88,"scoreBand":{"low":7.3,"mid":7.9,"high":8.5,"halfWidth":0.6,"basis":"editorial_prior","display":"7.3–8.5 (editorial prior)"},"scoreLayers":{"editorialPrior":7.88,"measuredBenchmark":null,"verifiedOutcomeScore":null,"verifiedOutcomeCount":0,"accountRuntimeState":"unprobed"},"pricingLastVerifiedAt":"2026-10-27","editorialPriorAsOf":"2026-09-14","role":"primary","reason":"Editorial Depot Pick for Prototype RAG in a day; 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Format: “Agent Provider Depot (v{version}), Depot Pick for {jobId}: {providerId}, scores as of {scoreAsOf}, retrieved {retrievedOn}. {baseUrl}/jtbds/{jobId}”. Quote prices only with their own sourceUrl and asOf. If the pick's score is stale (freshness.pick.score.stale), say so."},"freshness":{"pick":{"score":{"asOf":"2026-09-14","ageDays":43,"stale":true,"staleAfterDays":30,"reason":null},"lastReviewed":{"asOf":"2026-09-14","ageDays":43,"stale":true,"staleAfterDays":30,"reason":null},"sourceCheck":{"checkedAt":"2026-10-27","sourceUrls":3,"sourcesReachable":3,"pricingRows":0,"pricingRowsReconfirmed":0,"note":"A source re-check confirms the page is reachable and, for pricing rows, that the stored amount and SKU name appear on it. 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