What we shipped, how we measured it, and what we learned building agent memory inside Postgres. No marketing fluff, just numbers and code.
2026-06-22 · field notesSynchronous recall on a live 7,612-lesson corpus: recall_fast() p50 22–46ms, p95 57–99ms, 0% timeouts — the first published p50/p95 we've found for SQL-native agent recall. Why it's the default, and the 80% overlap@10 tradeoff we don't hide.
v0.8.0 adds a two-phase navigate_locate() / navigate_expand() retrieval API for cost-aware recall under a token budget, plus safe in-place maintenance primitives. No breaking changes.
RRF fusion for hybrid search, the ghost_count provenance metric, and six answers for our first production user. No breaking changes.