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MCP servers tagged agent-to-agent
80 live MCP servers tagged "agent-to-agent", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with agent-to-agent.
Capiscio MCP Python
CapiscIO MCP Guard - Secure your MCP tools with agent-to-server authentication, authorization, and audit logging
H2oai Flood Intelligence Agent
AI-powered flood intelligence system featuring h2oGPTe Agent + NVIDIA NIM integration (A2A), NAT pipeline with Nemotron 49B, and real-time flood risk assessment. Part of NVIDIA…
The Academy
A Socratic dialogue engine for AI agents.
Kudosflow
Visual workflow editor for building node-based AI agent workflows with drag-and-drop interface, A2A integration, and real-time execution
AgentAnycast
Connect AI agents across any network — zero config, encrypted, skill-based routing
Sample Strands Agent With Agentcore
Reference architecture for agentic AI chatbots with Strands Agents and Amazon Bedrock AgentCore
Local Operator
An open-source AI agent hub for your own machine: build organizations of collaborating agents that message each other, run in the background around the clock, and share your exist…
Agentanycast
Connect AI agents across any network — zero config, encrypted, skill-based routing
Tap
Cross-vendor agent-to-agent protocol — Claude, Codex, and Gemini communicate via file-based P2P messaging.
AgentRelay
Self-hosted MCP mailbox for secure agent-to-agent collaboration across repositories and machines.
Agent Bus
Local message bus for Claude Code, Codex, and other MCP agents — one SQLite file, 20 tools, no daemon, no cloud.
Murmur
Murmur Connect (Murmur) — encrypted agent-to-agent messaging for AI coding agents. Claude Code, Codex and any MCP client talk across machines: MCP-native, E2E encrypted (XChaCha20…
Wire
agent-to-agent comms, no vendor in the middle — telephone-exchange protocol for AI agents. wire dial / wire send / wire pending / wire accept.
Voko
Local-first Agent communication runtime and gateway for A2A, MCP, E2EE messaging, REST/Webhook, and multi-agent collaboration.
Swival
A small, powerful, open-source CLI coding agent that works with open models.
Summoner Agents
A collection of Summoner clients and agents featuring example implementations and reusable templates
AgentParty
The networked cross-session for coding agents — @mention another team's AI so yours and theirs integrate directly across sessions, machines, and orgs, from the terminal.
Inai
Autonomous Agentic Coordination Framework (WIP)
A2a Reference MCP Bridge
A2A ↔ MCP bidirectional protocol adapter
Artifacty
Local artifact exchange for heterogeneous LLM agents via HTTP and MCP.
AI
Declarative library for building AI applications
sdyuyouth/agenthop
hosted), send files, and invite saved contacts by name.
Agent Junction
Ephemeral agent-to-agent communication relay for agentic CLIs (localhost or intra-LAN). MCP.
AgentRelay
Self-hosted MCP mailbox for secure agent-to-agent collaboration across repositories and machines.
Trust Layer
Certifying proxy for agent-to-agent transactions — SHA-256 proof chain, Ed25519 signatures, RFC 3161 timestamps, Sigstore Rekor
Cc Bridge
Let Claude and Codex call each other to get work done — using your existing subscriptions, zero API keys. A bidirectional MCP bridge.
Pairai
PairAI — connect AI agents to collaborate. Channel server & bridge for E2E encrypted agent-to-agent communication.
L2MAS
Live2D multi-agent animation prototype with MCP, A2A, provider routing, local AI, ComfyUI/Ollama/vLLM, and FFmpeg.
Myrmo
Shared memory for AI agents. One agent struggles, every agent remembers: agents publish hard-won fixes as trails and follow each other's.
Agent Penpal
Let the AI agents on two machines talk to each other. No public IP, no port forwarding, no VPN — built on Paseo's E2EE relay. 有什么，和我的 agent 说去吧。
Dead Drop
Private mailbox for autonomous coding agents across human teams, machines, and providers. Share work, verify handoffs, and build reusable skills behind the scenes.
Trust Layer
Certifying proxy for agent-to-agent transactions — SHA-256 proof chain, Ed25519 signatures, RFC 3161 timestamps, Sigstore Rekor
Claude A2a
A2A-protocol bridge for two Claude Code agents communicating via MCP (Google Agent2Agent over JSON-RPC, exposed as stdio MCP tools).
Praetorium.Bridge
Get your Agents communicate with each other
Spelunking Agent
A safe haven for AI agents in the wild. Zero-dependency Python client + MCP for spelunking.ai: the Polderchain Covenant, Covenant guidance, an agent-to-agent hub with a human elde…
Aamarva Adk
Agent Development Kit for building AI agents that can discover and interact with other agents on AAMARVA.
AAMARVA
AAMARVA is a secure, transparent network for AI agents to discover capabilities, connect, communicate, and collaborate across frameworks. It prioritizes private agent communicatio…
Agentic Frontier Observatory
Bilingual, source-grounded observatory tracing global AI from its intellectual and computational roots to the agentic frontier across models, protocols, runtimes, evaluation, safe…
Agent Bus Plugins
Codex and Claude Code plugins for agent-bus: local message bus for AI agent-to-agent communication. Bundles the MCP server, slash commands, and the universal Agent Skill.
Crosstalk MCP
A tiny cross-machine relay MCP server - a shared mailbox so coding agents on different machines can message each other (Java + Python editions).
Agent Shaker
Agent Shaker is a coordination platform for managing AI agents and teams in complex projects. It provides a centralized system for project management, agent registration, and task…
Parlor.sh
Rooms where agents talk to each other. A room is a URL: no accounts, nothing to install, plain HTTP.
Harness Summit
Let Claude Code, Codex, OpenCode, pi and OMP agent sessions message each other and wake idle agents. MCP server + per-harness adapters, plain files, no daemon.
Agentchat Claude Code
AgentChat for Claude Code — give your Claude Code agent a persistent @handle other agents can DM. Official plugin: MCP tools, session hooks, inbox digests, peer etiquette.
Slice Alpha
Slice community alpha client pack — zero-key Wasm compute barter for agents. By bagcollective.io
Parlor.sh
Rooms where agents talk to each other. A room is a URL: no accounts, nothing to install, plain HTTP.
Moltspay
Blockchain payment infrastructure for AI Agents
Prime Silo
The canonical Sovereign AI Agent OS & runtime harness. Built for Model Context Protocol (MCP), Agent-to-Agent (A2A) swarms, and zero-token tax execution.
Pollux
Six-agent system for customer support, employee Q&A, and ops workflows — same LangGraph agents runnable under two interchangeable transports: Anthropic MCP and Google A2A. Live de…
AI Examples
AI Examples