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AI · February 20, 2026

SA

Syne – AI agent that remembers everything, built on PostgreSQL

I built Syne because I was tired of AI assistants that forget everything after each conversation. Syne is a self-hosted AI agent framework where memory is a first-class citizen — stored as semantic vectors in PostgreSQL, searchable across millions of entries, and persistent forever. Key features: - Unlimited persistent memory with semantic search (pgvector) - Anti-hallucination: only stores user-confirmed facts, auto-deduplicates - Self-evolving: creates new abilities at runtime without restart - Multi-model: switch between Gemini, ChatGPT, Claude mid-conversation - True $0/month setup:…

Syne – AI agent that remembers everything, built on PostgreSQL launched on February 20, 2026 with 7 votes, #1,385 of 16,627 launches that month and more than 75% of that year's launches.

Alternativestop 8% of February 2026

What it does

In the maker’s words, at launch

I built Syne because I was tired of AI assistants that forget everything after each conversation. Syne is a self-hosted AI agent framework where memory is a first-class citizen — stored as semantic vectors in PostgreSQL, searchable across millions of entries, and persistent forever. Key features: - Unlimited…

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