AI and memory servers store what an agent learns, retrieve from vector indexes, or call other models. Note where embeddings are computed and where memories are stored before you connect one. 3574 published MCP servers match this ranking. The highest trust scores right now are codexwatch at 55, mcp-server at 55, aidocs at 55. The order is the published trust score: registry record, license, maintenance, popularity, documentation, and security signals. Featured slots, when an editor sets them, are labeled and do not change the score. Best AI and memory MCP servers is not a paid placement.
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Every server that matches this ranking, ordered by trust score.
ALicense–QualityDMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 7 months ago.
Turn any OpenAPI/Swagger spec into MCP tools. Zero config, zero code.
Registry
ALicense–QualityDMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 7 months ago.
Search Console for agents: index status, unindexed-URL discovery, Request Indexing, sitemaps.
Registry
–LicenseAQualityCMaintenanceLicense: Not graded. No license is recorded for this server.Quality: A. 95/100 for listing completeness. Lost points: short summary.Maintenance: C. Last commit or release 3 months ago.
–License–QualityBMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: B. Last commit or release 57 days ago.
A simple Neo4j MCP server that allows you to run Cypher queries against a Neo4j database.
Registry
ALicense–Quality–MaintenanceLicense: A. MIT License is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: Not graded. No commit or release date has been recorded.
MCP RAG: index PDFs, repos, YouTube, Discord, text; optional YouTube vision; query with citations.
Registry
ALicense–QualityDMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 7 months ago.
MCP-native ad server. Monetize AI chatbots and agents with conversational ads.
RegistryRemote
–License–QualityBMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: B. Last commit or release 2 months ago.
Event-sourced knowledge graph memory for AI coding agents with semantic search
Registry
ALicense–QualityDMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 8 months ago.
30 GPU-powered AI services as MCP tools. LLM, image, video, audio, embeddings & more.
Registry
ALicense–QualityDMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 7 months ago.
Enable fast, free real-time web search and access premium data from trusted media brands—news, ...
ALicense–Quality–MaintenanceLicense: A. MIT License is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: Not graded. No commit or release date has been recorded.
Tamper-evident memory + governance MCP for Claude Code, Cursor, Codex. Ships the Seatbelt kit.
Registry
ALicense–QualityBMaintenanceLicense: A. Apache-2.0 is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: B. Last commit or release 47 days ago.
Search and sample 1,038,963 competition and benchmark math problems.
Registry
ALicenseDQualityAMaintenanceLicense: A. MIT License is a permissive open source license.Quality: D. 48/100 for listing completeness. Lost points: short README, no listed tools, short summary.Maintenance: A. Last commit or release 20 days ago.
Search US grants + federal contracts (Grants.gov + SAM.gov) from any LLM.
RegistryRemote
–License–QualityFMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: F. The repository is archived.
Turn OpenAPI services into tools an agent can call under your rules.
Registry
ALicense–QualityAMaintenanceLicense: A. Apache-2.0 is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 5 days ago.
Command your AI agents by voice: PTT rooms, channels, direct messages, agent email, memory (mRAG).
RegistryRemote
ALicense–QualityBMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: B. Last commit or release 40 days ago.
Local vector and raster editing engine for agents: layered documents, saved sessions and exports.
Registry
ALicense–QualityAMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 14 days ago.
Capture local agent traces and inspect failures, approvals, and run comparisons.
Registry
ALicense–QualityAMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 24 days ago.
Package intelligence MCP for AI agents — 22 tools, 19 ecosystems, AGPL SDK, free.
RegistryRemote
–LicenseDQualityDMaintenanceLicense: Not graded. No license is recorded for this server.Quality: D. 48/100 for listing completeness. Lost points: short README, no listed tools, short summary.Maintenance: D. Last commit or release 6 months ago.
Prompt injection + PII detection for LLM apps and agent pipelines. Deterministic, sub-25ms.
Registry
–LicenseCQualityCMaintenanceLicense: Not graded. No license is recorded for this server.Quality: C. 65/100 for listing completeness. Lost points: no listed tools, short summary.Maintenance: C. Last commit or release 5 months ago.
–LicenseDQualityDMaintenanceLicense: Not graded. No license is recorded for this server.Quality: D. 43/100 for listing completeness. Lost points: short README, no listed tools, short summary.Maintenance: D. Last commit or release 6 months ago.
Shared memory + orchestration for your coding agents. Local-first MCP, vector RAG.
Registry
–License–QualityDMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 5 months ago.
UK property finance: bridging cost, dev appraisal, BTL stress test, stamp duty (SDLT/LBTT/LTT).
RegistryRemote
–License–QualityCMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 3 months ago.
Find and hire a human specialist from the Stoory marketplace, right from chat.
RegistryRemote
–License–QualityBMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: B. Last commit or release 2 months ago.
Handles 10M+ token contexts with chunking, sub-queries, and local Ollama inference.
Registry
ALicense–QualityDMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: D. Last commit or release 9 months ago.
