GitHub - supavec/supavec: The open-source alternative to Carbon.ai. Build powerful RAG applications with any data source, at any scale.

Supavec is an open-source RAG-as-a-Service platform positioned as an alternative to Carbon.ai. It enables developers to build vector search and chat APIs in under 5 minutes using any data source. Built on Next.js, Supabase, and Bun, it features multi-tenant row-level security, usage-based billing tiers, batch embeddings with 65% cost reduction, hybrid vector filtering at P95 210ms, PostHog analytics integration, Redis-backed rate limiting, and streaming or standard chat responses. A Python API client is also available.