AI Codebase Documentation Auto-Sync

Automatically generate, update, and maintain codebase documentation that stays in sync with code changes. Integrates with AI agents to update docs in the same PR when code is modified, reducing manual documentation work and token spending.

Documentation rot is one of the most universally acknowledged pain points in engineering teams, and the explosion of AI coding agents in 2024-2025 has made it acutely worse — agents generate code fast but leave docs perpetually stale, and stale docs burn tokens and cause errors on the next agent pass. The closest incumbent is Mintlify, which handles doc hosting and some generation but doesn't operate natively inside PR workflows or agent loops. The $2k–10k MRR band is realistic for a focused B2B dev tool landing mid-sized teams on a per-seat or per-repo model, but it's a ceiling that's hard to break through without expanding into enterprise with SSO and compliance overhead. The biggest risk is that the major AI coding platforms — Cursor, GitHub Copilot, and similar — treat this as a native feature and ship it themselves within 12 months, commoditizing the core value before any meaningful customer base is locked in.