
An open-source persistent memory system for LLM agents using Postgres and pgvector over MCP, with affect-weighted retrieval, memory decay, deduplication, conversation ingestion, and recoverable deletion.
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Ranked by how closely each one matches Patina's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.