Local, version-aware docs registry to stop AI hallucinations

Modern engineering teams using LLMs and agents routinely face hallucinations when assistants synthesize answers from stale, incomplete, or out-of-context internal docs, producing incorrect code, wasted debugging time, and avoidable security risks. This affects organizations of all sizes—from solo maintainers to 1000+‑engineer enterprises—and with 25 million developers globally, even modest LLM adoption rates imply hundreds of thousands of developers need better local, auditable documentation sources. You could build a local, version-aware docs registry that generates per-repo, per-commit embeddings and vector indexes, exposes snippet-level semantic retrieval with commit/file/line provenance, and integrates with CI to reindex diffs and trigger refreshes. The product would include language SDKs, CI connectors, role-based access controls, and a compact on-disk index optimized for edge and offline LLM deployments to keep latency and data exposure low. The market timing is favorable: a $10.0B addressable market (25M developers × $400 ARPU) and high scores on market and revenue potential reflect growing demand as LLM-driven development, local-first privacy preferences, and cheap embeddings make this both necessary and feasible. This approach can stand out by combining strict version-awareness and deterministic provenance with on-device deployment and tight CI/agent integrations—capabilities that many general-purpose vector DBs and code search tools don’t provide. Honest challenges include medium competition from established search and vector players, the engineering effort to build durable connectors and ensure index freshness, and a longer enterprise sales cycle, but targeting high-risk verticals (finance, healthcare) and partnering with LLM/IDE vendors creates a realistic path to traction.