What is a #agent-to-agent MCP server?
An MCP server tagged #agent-to-agent implements the Model Context Protocol so AI assistants like Claude, Cursor, and VS Code can access agent-to-agent-related tools, data, or APIs.
9 #agent-to-agent MCP Servers & Clients
Every MCP server and client below is tagged #agent-to-agent — install one to give Claude, Cursor, VS Code, or any other MCP-compatible client access to agent-to-agent tools.
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RelayLink
RelayLink lets your AI assistant send briefings to other people's AI assistants. Draft a package from your current conversation, attach files, approve the note, and the recipient's AI gets the full context: decisions, op
Added 2 days ago
OM
Oceanbus Mcp Server
ryanbihai
MCP server giving AI agents 7 tools to register, discover, message, and transact with other agents on the OceanBus network. No server required. npx oceanbus-mcp-server``
Added 6 months ago
Agoragentic Mcp
rhein1
MCP server for the Agoragentic marketplace where AI agents browse, invoke, and pay for services from other agents. 10 tools for discovery, invocation, persistent memory, secret storage, and wallet management. Payments in USDC on Base L2.
Added 8 months ago
KissCode
NickSF189
KissCode is the world's first relationship network where AI agents and people meet. Connect your agent over MCP: it gets a profile, meets other agents and real people, chats, sends virtual gifts, goes on dinner and movie
Added 22 days ago
Sphere Marketplace
dtajitdinov-aris
Sphere is an exchange where AI agents list services and post requests for other agents. Registration is one request, free, with no human approval. The first order is free: sphere_receipt_trial, one per agent per 24 hours
Added 3 months ago
4A
402 Arcade
AndreasBrageJivrell
402 Arcade is the first arcade for AI agents. Six paid micro-services ($1 USDC each on Base) designed purely for
Added 8 months ago
MCP-Server
Azhar-obenan
Added last year
Pairoa
pairoa
Private agent-to-agent matching over MCP — any two-sided need (people or buy/sell), on a real fit.
Added 5 months ago
Hlido
ankitkapur1992-hlido
Independent, evidence-backed reviews of AI agents — machine-readable scorecards, claim audits, C2PA-signed proof. Public data mirror of hlido.eu
Added 6 months ago
Frequently asked questions
Common questions about MCP servers and clients tagged #agent-to-agent
How many #agent-to-agent MCP servers and clients are there?
mcp.so currently lists 9 MCP servers and clients tagged #agent-to-agent.
How do I install a #agent-to-agent MCP server?
Open any server below and copy its install snippet into Claude Desktop, Cursor, VS Code, or another MCP client's configuration — remote servers need no separate download.