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. 3576 published MCP servers match this ranking. The highest trust scores right now are LLMVerify at 55, memstack at 55, Auditable memory (memory3l) 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.
Verified extraction: source-backed JSON from PDFs/URLs; honest null + signed receipt.
RegistryRemote
ALicense–QualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 4 months ago.
Permission-aware MCP server for Odoo 18/19. OAuth 2.1; each call runs as one named Odoo user.
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 32 days ago.
Deterministic inspect, safe repair, and JSON Schema validation for agent JSON. No LLM.
Registry
–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 49 days ago.
ALicenseDQualityAMaintenanceLicense: A. MIT 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 7 days ago.
ALicense–QualityCMaintenanceLicense: A. Apache-2.0 is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 4 months ago.
Control Android devices over ADB from AI agents — safe-by-default, read-only by default, audited.
Registry
ALicenseDQualityAMaintenanceLicense: A. MIT 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 27 days ago.
Predict query cost, explain the plan, and rewrite it before you run it — 12 DB engines.
Registry
ALicenseDQualityAMaintenanceLicense: A. MIT 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 25 days ago.
Measured local-LLM speeds and model picks for Strix Halo, DGX Spark, Mac and GPU cards.
Registry
ALicenseDQualityAMaintenanceLicense: A. MIT 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 22 days ago.
One memory for Claude, ChatGPT and Cursor, kept on your computer. Optional sync, encrypted first.
RegistryRemote
ALicenseCQualityAMaintenanceLicense: A. MIT is a permissive open source license.Quality: C. 60/100 for listing completeness. Lost points: short README, no listed tools, short summary.Maintenance: A. Last commit or release 21 days ago.
MCP RAG server with hybrid search, multi-KB support, and AI-powered chunk contextualization.
Registry
ALicenseAQualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: A. 88/100 for listing completeness. Lost points: 1 of 9 tools barely described, short summary, no docs link.Maintenance: C. Last commit or release 5 months ago.
ALicense–QualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 5 months ago.
Agent-agnostic persistent memory MCP server. Local-first: memories travel with your project.
Registry
ALicense–QualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 3 months ago.
Live Swedish price & service comparison (products, broadband, mobile, electricity, loans)
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 32 days ago.
Secure MCP server framework with 23 security layers and ML threat detection. Zero deps.
Registry
ALicenseDQualityAMaintenanceLicense: A. Apache-2.0 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 11 days ago.
Model Context Protocol server for CiviCRM — AuthX-first, schema-introspected, write-gated.
Registry
ALicenseAQualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: A. 90/100 for listing completeness. Lost points: short summary, no docs link.Maintenance: C. Last commit or release 5 months ago.
LLM prices on OpenRouter now and since 2023: history, drops, cheapest model for a job. No API keys.
Registry
ALicenseDQualityBMaintenanceLicense: A. MIT is a permissive open source license.Quality: D. 48/100 for listing completeness. Lost points: short README, no listed tools, short summary.Maintenance: B. Last commit or release 40 days ago.
Context GC for LLM agents: offload large tool outputs and recall them to save tokens.
Registry
ALicense–QualityCMaintenanceLicense: A. Unlicense is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 4 months ago.
Ruthless prioritization: cuts a list to the 1-3 items that actually serve your goal.
Registry
ALicense–QualityCMaintenanceLicense: A. Apache-2.0 is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 4 months ago.
45 pay-per-call AI agent tools + wallet-owned agent memory. Scraping, SEO, lint, crypto. x402 USDC
Registry
ALicense–QualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: Not graded. No README or tool list has been captured yet.Maintenance: C. Last commit or release 4 months ago.
Deterministic MCP solver for real equation systems (<=6 vars), Krawczyk-certified.
RegistryRemote
–License–QualityAMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 25 days ago.
Local codebase memory and repository code search for Codex, Claude Code, and MCP coding agents.
Registry
–License–QualityAMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 28 days ago.
MCP server for structured methods extraction + reproducibility heuristics on academic papers.
Registry
ALicenseAQualityCMaintenanceLicense: A. MIT is a permissive open source license.Quality: A. 91/100 for listing completeness. Lost points: short summary.Maintenance: C. Last commit or release 4 months ago.
ALicenseDQualityAMaintenanceLicense: A. MIT 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 19 days ago.
AI quota reset tracking across 15+ products. Query reset signals and price changes.
Registry
–License–QualityAMaintenanceLicense: Not graded. No license is recorded for this server.Quality: Not graded. No README or tool list has been captured yet.Maintenance: A. Last commit or release 15 days ago.