Best Memory & RAG MCP servers.

Expert-curated knowledge, brand, research & earnings intelligence — 47 tools, 220+ graphs.

Media memory for AI agents and their humans: books, movies, music, shows, anime, podcasts, games.

Long-term memory for AI assistants. Hybrid retrieval, query expansion, auto-topics.

Your AI's work, reviewed by your team, remembered - shared artifacts with review, plus team memory.

A portable knowledge-graph memory you pass in and get back. No database. 4 of 6 free.

Decision memory for AI agents: record, revisit, and resolve consequential choices.

Local-first project memory with legacy MCP and 2026 discovery compatibility.

Self-correcting agent memory: recall, supersede, revert, forget, GDPR erasure, audit receipts.

Patent-pending semantic memory for AI agents: quality-gated writes, conflict tracking. Free trial.

Shared memory for AI agents. One address per fact, one signature you check. No key to read.

Local-first, source-grounded memory that survives AI agent sessions.

Persistent cross-model memory for AI agents: verifiable, portable, client-side encrypted.

Persistent cross-session memory shared by Codex, Claude Code, ChatGPT, and other AI agents.

Self-hosted operating layer for AI agents: knowledge, continuity, coordination, and governance.

x402 pay-per-use IBM Granite AI: chat, code, embeddings, analysis, forecasting. Pay USDC per call.

Deterministic, persistent graph server for tracking workflow state, decisions, and blockers.

Private, portable memory and reusable skills for AI agents.

Codebase memory for AI agents: an AST index plus agent-written notes that self-stale.

Cross-platform shared memory and ticket coordination for AI agents across MCP clients.

Cross-AI personal memory. Save once in ChatGPT, recall in Claude, Mistral, Grok, or any MCP client.