AI memory MCP servers

A server here gives an AI assistant long-term memory of past conversations, facts or preferences.

Not here: note taking apps and team wikis.

1,225servers
428 remote797 localTagged by Odel's AI, which can make mistakes

Best fit

1,005 made for this, ranked by starsRemoteLocal
  1. Attestor @bolnet/attestorSelf-hosted memory for agent teams. Bi-temporal replay, deterministic retrieval, audit log.3% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.14 GitHub stars.
  2. CogniRepo @ashlesh-t/cognirepoFAISS, call graph, AST, BM25 — 34 MCP tools for AI agents. 50-80% token reduction. Offline.5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.14 GitHub stars.
  3. Longhand @wynelson94/longhandLocal memory for Claude Code. Semantic recall across session history with zero API calls.5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.14 GitHub stars.
  4. Synapse Layer — Zero-Knowledge Memory @synapselayer/synapse-secure-memoryZero-Knowledge Context™ & Neural Handover™ for AI Agents. The Trust Layer for AI Memory.13% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.13 GitHub stars.
  5. Baron Munchausen @shinegang/baronLocal grounded memory for coding agents: MCP over stdio, stdlib only, a verdict per answer6% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from a package registry.13 GitHub stars.
  6. Kairn @primeline-ai/kairnLocal-first knowledge engine for AI agents: memory, graph, and recall over MCP.5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from MCPB.13 GitHub stars.
  7. Agent Memory @xchucx/agent-memoryGit-native project memory for AI coding agents: Markdown source of truth, reviewable, secret-safe.5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.13 GitHub stars.
  8. Brainbox @thebasedcapital/brainboxHebbian memory for AI agents. Learns file patterns, predicts next tools, saves tokens.5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.13 GitHub stars.
  9. Synapse Layer — Trust Infrastructure for AI Agents @synapselayer/synapse-layerMCP-native Trust Infrastructure for AI Agents. Persistent encrypted memory with Trust Quotient.9% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.13 GitHub stars.
  10. Awareness Local @everest-an/awareness-localLocal-first persistent memory for AI coding agents - 96.0% R@5 on LongMemEval, zero LLM calls.Not assessed yet.Runs on your machine, installed from npm.12 GitHub stars.
  11. Kagura Memory Cloud @kagura-ai/memory-cloudPersistent memory for AI assistants: store, search, and connect knowledge across conversations.7% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.12 GitHub stars.
  12. Slowave @slowave-ai/slowaveLocal adaptive memory for AI coding agents through a five-tool MCP lifecycle.5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.12 GitHub stars.
  13. Neurakeep @dominiclachance/neurakeepLocal-first, source-cited memory for AI agents with proposal review, failure memory, and MCP tools.4% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.12 GitHub stars.
  14. Toon Memory @luiggival08/toon-memoryOffline persistent memory for AI coding agents — 35 tools, 80% fewer calls, no LLM5% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.12 GitHub stars.
  15. XMemo @yonro/xmemoShared, governed long-term memory for AI agents across tools and sessions via MCP and REST.7% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; you sign in with your account.12 GitHub stars.
  16. thread-keeper @po4erk91/thread-keeperMulti-agent shared brain across Claude, Codex, Antigravity, Gemini, Copilot, and VS Code.7% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.12 GitHub stars.
  17. Claude Find @cavinooo/claude-findPull Deep Memory from across your Claude Code Sessions — when you need it.9% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.12 GitHub stars.
  18. ChromaDB Remote MCP Server @meloncafe/chromadb-remote-mcpRemote ChromaDB vector database MCP server with streamable HTTP transport6% chance this is malicious. Assessed by AI, which can make mistakes.A remote server; no sign-in.12 GitHub stars.
  19. Mnemo @n24q02m-io/mnemoPersistent AI memory with hybrid search and embedded sync. Open, free, unlimited.Not assessed yet.Runs on your machine, installed from PyPI.11 GitHub stars.
  20. LoreConvo @labyrinth-analytics/loreconvoLocal-first persistent session memory for Claude Code and other agents. SQLite + FTS5, no cloud.4% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.11 GitHub stars.
  21. mnemo @n24q02m/mnemoPersistent AI memory with hybrid search and embedded sync. Open, free, unlimited.Not assessed yet.Runs on your machine, installed from PyPI.11 GitHub stars.
  22. Hunch @davesheffer/hunchShared records for AI agents: engineering decisions, bug history, rules, and work state through MCP.3% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.11 GitHub stars.
  23. AitherOS ADK @aitherium/aither-adkAgent runtime with typed memory, knowledge and code graphs, plus file and web tools7% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from PyPI.11 GitHub stars.
  24. coldstart @akashgoenka/coldstartCodebase memory for AI agents: an AST index plus agent-written notes that self-stale.3% chance this is malicious. Assessed by AI, which can make mistakes.Runs on your machine, installed from npm.11 GitHub stars.