
AI & Machine Learning15 min
Give an AI Agent Long-Term Memory with pgvector (2026)
Build a Claude agent with long-term memory: Postgres + pgvector store facts, cosine-similarity recall injects them back — verified across a process restart.
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AI & Machine Learning15 min
Build a Claude agent with long-term memory: Postgres + pgvector store facts, cosine-similarity recall injects them back — verified across a process restart.
AI & Machine Learning22 min
Tune pgvector 0.8.2 HNSW indexes on PostgreSQL 18: ef_search, halfvec quantization, iterative scans, and parallel builds with a runnable Docker setup.