https://pageindex.ai/research PageIndex is a vectorless, reasoning-based RAG engine that mirrors how humans read documents. Deliver traceable, explainable, and context-aware retrieval without vector databases or chunking. en-us mingtian@vectify.ai (Mingtian Zhang) mingtian@vectify.ai (Mingtian Zhang) Mon, 06 Apr 2026 00:00:00 GMT https://pageindex.ai/research/pageindex-github-secure-open-source-fund https://pageindex.ai/research/pageindex-github-secure-open-source-fund PageIndex has been selected for GitHub's Secure Open Source Fund, supporting a broader security roadmap for long-document AI infrastructure. Mon, 06 Apr 2026 00:00:00 GMT mingtian@vectify.ai (Mingtian Zhang) News