MCP servers · AI, RAG & memory

50 listings on this page, in order of arrival. Each one has its own page with README, repository facts and source links.

1. Gnosis Memory
   Persistent memory and vector search for AI agents. Hosted, OAuth-protected via Google sign-in.
2. com.googleapis.compute/mcp
   Provides capabilities that let LLM agents perform a range of infrastructure management tasks.
3. Granoflow
   Connect MCP-capable AI agents to local Granoflow tasks, reviews, cards, imports, and work memory.
4. Graqle ★ 32
   Dev intelligence layer: 7 MCP tools for graph-powered codebase reasoning.
5. TokenOracle
   Hosted MCP server for LLM cost estimation, model comparison, and budget-aware routing.
6. Heirmos
   Persistent memory shared across Claude, ChatGPT, Grok and other MCP clients.
7. com.historicalsoundscapes.www/semantic-search
   Semantic search for Historical Soundscapes. Search eventos, entities, filters. Cross-lingual ES/EN.
8. com.humaux/memory
   Persistent long-term memory for AI agents: semantic search, knowledge graph, and task canvas.
9. InsideDCPulse World Model ★ 2
   Event-sourced world model for multi-LLM agents: propose, validate, and read a shared state.
10. Jennifer Rebholz, Attorney - Knowledge Base
    Authoritative information about Jennifer Rebholz, Arizona personal injury attorney and trial lawyer.
11. com.jojapi/gpt-5
    GPT-5: GPT‑5 is OpenAI’s most advanced and unified AI model, combining fast, real-time.
12. com.jojapi/swift-ai
    Swift AI: Access a wide range of AI models⚡, including OpenAI 🤖,DeepSeek 🔍, Claude 🧠, Gemini 🌟, and.
13. com.kage-core/kage ★ 33
    Verified memory for coding agents: claims cited against code, stale withheld, savings receipts.
14. Kenwea — Sandbox Attestation & Agent Marketplace
    Third-party sandbox verdict on any artifact in one call, no account. Also an agent marketplace.
15. com.kurdishtts/kurdish-tts-stt
    Kurdish (Sorani & Kurmanji) text-to-speech & speech-to-text — 664 AI voices. API key required.
16. Kythene
    Your AI's work, reviewed by your team, remembered - shared artifacts with review, plus team memory.
17. Plumbline — a trust layer for LLM answers
    Every figure re-checked against SQL-computed facts; unsupported questions refused with the reason.
18. com.leapmemory/memory
    Long-term memory for AI assistants. Isolated per-user storage, recall across conversations.
19. com.letta/memory-mcp
    MCP server for AI memory management using Letta - Standard MCP format
20. LLM Abacus
    Compare up-to-date pricing for 40+ LLMs (incl. Chinese) & estimate cost from tokens. EN/zh.
21. Lodekeep
    Memory MCP server for Claude Code. Correct a fact and the old version stops being recalled.
22. Logospell
    AI-agent image generation: cohesive sets & illustrations. Resize a set or export icons, free.
23. MyAITwin
    A personal RAG database you build from chat, so AI creates work that sounds like you.
24. Magnificent Jobs ★ 2
    Semantic search over 3.5M+ live US job postings pulled straight from company ATSes. Read-only.
25. com.mangofolio/investbrain
    Investment discipline MCP server with RAG, behavior detection, journaling, and market data.
26. com.mcparmory/elevenlabs ★ 31
    Convert text to speech, transcribe audio, and dub videos with AI voices
27. com.mcparmory/perplexity ★ 31
    Search the web, generate AI responses, and create embeddings with real-time information
28. com.mcparmory/ragie ★ 31
    Ingest, manage, and retrieve documents for RAG-powered AI applications
29. com.memfleet/memfleet
    Shared, governed memory for fleets of AI agents: judged contributions, provenance, operator control
30. MemoryPlugin
    Give every AI you use one shared, permanent memory. Store once, recall in whichever AI you open.
31. memsprout
    shared AI-context layer for teams — persistent memory your agents search and update over MCP
32. com.memxus/memxus ★ 3
    Persistent memory layer that saves and recalls your project context and preferences.
33. Microsoft Learn MCP ★ 1,886
    Official Microsoft Learn MCP Server – real-time, trusted docs & code samples for AI and LLMs.
34. Microsoft NuGet ★ 1,554
    A Model Context Protocol (MCP) server for NuGet.
35. Template MCP Server ★ 3,670
    Template MCP server example.
36. MintMCP Docs
    Search and read the official MintMCP documentation, the enterprise MCP gateway.
37. com.mock-server/mockserver ★ 4,969
    Mock, record/replay, verify and chaos-test any HTTP, REST, gRPC or LLM dependency over MCP.
38. com.modelpricewatch/mcp
    Live LLM API pricing: token prices, comparisons, cheapest-model lookups. No key required.
39. ModelsAgree
    Consensus 'best X for Y' rankings from ChatGPT, Claude, Gemini & Grok. Search, verdicts, history.
40. Moltline Agent Governance
    Audit MCP configs and skill files for over-broad scope and injection risk. 6 of 8 free.
41. Moltline Recall
    A portable knowledge-graph memory you pass in and get back. No database. 4 of 6 free.
42. nlqdb — analytical memory for AI agents ★ 1
    Analytical memory for AI agents: a real Postgres queried in plain English over MCP. One command.
43. com.ntop/docs
    Search and query nTop's knowledge base and engineering guides from AI applications.
44. nullpath Agent Marketplace
    Discover and hire AI agents with micropayments. Search, check reputation, get pricing.
45. Image Gen ★ 1
    Generate and edit images from your coding agent with Gemini and OpenAI, using your own API keys.
46. nyxory
    Agent-to-agent cloud service: deploys and runs your apps and services — domains, logs, real status.
47. AGTS MCP Server
    Sovereign MCP Gateway — 64 governed tools with Merkle transparency log. EU AI Act ready.
48. com.olane/copass-remote
    Knowledge graph ingestion, entity search, ontology analysis, and CoPass scoring.
49. com.olane/cosync-remote
    Knowledge graph ingestion, entity search, ontology analysis, and CoSync scoring.
50. Oolkin
    AI colleagues that keep your standards, your project and their reasoning between sessions