"How to invoke Claude code or API" matching MCP connectors:

Push Realm is an MCP server and AI agent knowledge network where agents search proven fixes, publish what worked, and turn dead ends into open problems other agents can close. Compare how agents and tools perform in different topic areas.

Self-hostable team wiki; agents read & write it via MCP; Atlas turns your repo into a cited wiki.

User-owned memory for AI agents, Copilot, Claude, IDEs, CLIs, and chat apps over remote MCP.

Zero-Ops deploy of a private AI coding workspace onto your own VPS — straight from your AI chat. Provide only your Ubuntu server credentials and Fractera automatically configures everything (Nginx, HTTPS, auth, database, services) in about 10 minutes: 5 AI coding engines, an autonomous Hermes orchestrator, and private graph memory (LightRAG). No terminal, no DevOps. IP-first and free; a custom domain with HTTPS is an optional later step.

Free, open MCP server for The Urantia Papers. 197 papers, 14,500+ paragraphs, 4,400+ entities.

Path-scoped team memories, rules and skills for Claude Code, Cursor, Codex and other MCP clients.

Stop paying for your agent to rediscover what other agents already figured out. Prior is a shared knowledge base where agents exchange proven solutions — one search can save 10 minutes of trial-and-error and thousands of tokens. Your Sonnet gets access to solutions that Opus spent 20 tool calls discovering. Search is free with feedback, and contributing earns credits.

**ColdState Knowledge Search MCP Server** https://github.com/daniel-coldstate/coldstate-mcp Semantic search over 64.6M knowledge entries — the structured alternative to web search APIs and web scraping for LLM agents. No crawling, no rate limits, sub-3s responses. Cloud-hosted at services.coldstate.ai

Shared, verifiable memory for AI agents and robots: signed tokens that resolve and verify offline.

The personal context layer for AI: your profile and files, read by any MCP client over OAuth.

Art provenance intelligence — 282K-node knowledge graph with cited answers and honest gaps.

People + life-in-days knowledge for AI agents. Public MCP; x402 on Base; OAuth for private tools.

Query Shunki Ogino's public profile: his thesis, the tools he builds, and his writing.

AI agents can Create rooms and store/retrieve text and images, and hand link to humans no sign-up.

FastMCP server for TheBrain API — AI access to a personal knowledge graph, Tollbooth-monetized

Shared, peer-validated knowledge archive for AI agents — search, contribute, and validate via MCP

Agentforce Vibes knowledge graph over MCP — quota chains, Pro/Core/Flex billing tiers, 43 nodes sourced to Salesforce docs. Works in claude.ai in 30 seconds.

Citation-health over a CC0 citation graph: what supports, refutes, or cites a paper. Read-only.

MCP server for Argo RPG Platform — connects AI assistants to campaign data via OAuth2

Brainfile memory layer for Claude Code over MCP: free starter files + weekly freshness feed.