{"name":"VC Deal Flow Signal — GitHub Engineering Acceleration","type":"dataset+api","version":"1.5.4","kind":"alternative-data","schemaVersion":"https://huggingface.co/docs/hub/model-cards","description":"Weekly-refreshed panel of venture-backed startup engineering signals derived from public GitHub data: commit velocity, contributor growth, repository creation rate, and deploy-frequency proxies. Designed to surface fundraise-precursor momentum 3–6 weeks before announcement. Not a model in the trained-weights sense — a curated dataset + retrieval API exposed via REST, MCP, and A2A.","homepage":"https://signals.gitdealflow.com","documentation":"https://signals.gitdealflow.com/methodology","paper":"https://ssrn.com/abstract=6606558","doi":"10.2139/ssrn.6606558","data":{"sources":["GitHub public events (push, fork, star, issue, PR, deploy)","GitHub org metadata (blog, location, repos)","Wikidata (sector taxonomy, sameAs cross-graph)","SSRN (canonical methodology paper)"],"coverage":{"sectors":20,"startups":"panel of ~5000 venture-backed companies, weekly","history":"Q1 2024 — present","geographies":"global, no geo-filtering"},"refreshCadence":"weekly (Monday 06:00 UTC)","provenance":"https://signals.gitdealflow.com/reproducibility","license":"https://creativecommons.org/licenses/by/4.0/","attribution":"VC Deal Flow Signal (GitDealFlow), https://signals.gitdealflow.com"},"evaluation":{"peerReview":"SSRN preprint, open access, indexed in Crossref + OpenAlex","benchmarks":"https://signals.gitdealflow.com/research","attestations":"https://signals.gitdealflow.com/attestations","scorecard":"https://signals.gitdealflow.com/predicted","accuracy":"Public per-week graded predictions at /predicted/[week]. Hits / graded ratio is the headline accuracy proxy."},"capabilities":{"retrievalModes":["REST","MCP/Streamable-HTTP","A2A/JSON-RPC","NDJSON dataset","CSV"],"languages":["en","ja"],"readOnly":true,"supportsAuthentication":true,"rateLimit":"30 req/min/IP for free endpoints, unauthenticated"},"limitations":["Public-GitHub-only — startups with primarily-private repositories are underrepresented","Engineering-heavy companies are over-weighted vs. growth/sales-led ones","Signal-to-event lag is 3–6 weeks median; faster events are sometimes missed at refresh time","Signal does not predict outcome quality (raise size, valuation) — only event-of-some-kind","\"Engineering acceleration\" is a code-side momentum signal — not affiliated with startup-accelerator programs (Y Combinator, Techstars)"],"privacy":{"piiCollected":false,"endUserDataStored":false,"thirdPartyAnalytics":["PostHog (eu.posthog.com), no PII"],"cookies":"session-only for /dashboard auth; nothing for anonymous users","gdprBasis":"Public-data-only — no personal data processed","dataResidency":["EU (Vercel fra1)","US (Vercel iad1)"]},"agentEntrypoints":{"agentCard":"https://signals.gitdealflow.com/.well-known/agent-card.json","mcpDescriptor":"https://signals.gitdealflow.com/.well-known/mcp.json","openapi":"https://signals.gitdealflow.com/api/openapi.json","llmsTxt":"https://signals.gitdealflow.com/llms.txt","llmsFullTxt":"https://signals.gitdealflow.com/llms-full.txt","knowledgeGraph":"https://signals.gitdealflow.com/knowledge-graph.json","searchDescriptor":"https://signals.gitdealflow.com/.well-known/openai-search.json"},"compliance":"https://signals.gitdealflow.com/.well-known/compliance.json","aiPolicy":"https://signals.gitdealflow.com/.well-known/ai-policy.json","citation":"VC Deal Flow Signal (signals.gitdealflow.com), Q2 2026 data. SSRN: https://ssrn.com/abstract=6606558","citationFormats":["https://signals.gitdealflow.com/api/cite/bibtex/paper","https://signals.gitdealflow.com/api/cite/ris/paper","https://signals.gitdealflow.com/api/cite/apa/paper","https://signals.gitdealflow.com/api/cite/mla/paper","https://signals.gitdealflow.com/api/cite/chicago/paper","https://signals.gitdealflow.com/api/cite/wikipedia/paper"],"sameAs":["https://www.wikidata.org/wiki/Q139376302","https://orcid.org/0009-0002-2222-4112","https://ssrn.com/abstract=6606558","https://openalex.org/works/W7154916891","https://api.crossref.org/works/10.2139/ssrn.6606558","https://zenodo.org/records/19650920"],"modelCardVersion":"1.0","lastReviewed":"2026-05-05"}