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MCP servers tagged protocol
155 live MCP servers tagged "protocol", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with protocol.
Vibegroup Protocol
📦 Wire protocol and Zod-validated envelope schema for vibegroup: sealed question/answer messages between Claude Code agents.
Neural Context Protocol
Bounded, persistent context for multi-agent pipelines. MCP-native. Claude · GPT · Gemini · Ollama. 13x token reduction.
7h3 Protocol
Per-message signing + replay protection for MCP and A2A traffic. TypeScript / Python / Rust. Wire version aip/0.1.
AgJSON
AgJSON — the open, neutral, typed transport for normalized agent-framework I/O. The spec + SDK index.
AICP Protocol
AI Inter-Communication Protocol - Connect LLMs without API costs using MCP
Samvad
Open, developer-first agent-to-agent protocol. Secure Agent Messaging, Verification And Discovery.
Splitx402
Agent payment routing and verifiable referral accounting for x402 APIs.
Go MCP Servicenow
MCP protocol server in Go for ServiceNow — binary protocol, incident CRUD, caching, TLS, OAuth2
Modelcontextstandard
A minimal, protocol-agnostic standard to connect LLMs like drivers with external tools using existing APIs and formats like OpenAPI, HTTP, AS2, or CAN-Bus. No custom stacks. Just…
Defport
Clojure protocol library
Plektis
An open protocol for human-AI teaming.
Nodalync Protocol
The Nodalync Protocol defines infrastructure for knowledge economics that ensure original contributors receive perpetual, proportional compensation from all downstream value creat…
Latent Value Network
Open cooperative infrastructure for the AI era — a protocol for privacy-preserving ambient human cooperation
Syncropel
An open coordination protocol for human + AI teams: immutable records, evidence-based trust, and workflows that learn and replay.
Graph Context Protocol
Graph Context Protocol (GCP) — a TypeScript protocol + SDK for role-gated context sharing between AI-native apps and autonomous agents. Local ownership, read-first, interoperates…
Podapp Protocol
PodApp Protocol — AI 小程序开放标准：一份清单 + 一个 GUI 外壳 + 一组 ActionParity 动作；人点图标能用，AI 无头也能调，走同一条代码路径，让小程序同时服务人与 AI agent。
Workers Registry
Worker examples for stdio Bus kernel - a high-performance message routing daemon for agent protocols.
Non LLM MCP Client
pure ML and rule based mcp client without any llm
Synqel Protocol
Synqel Protocol is a formal, versioned open standard that defines how a web application describes itself to an AI agent.
Ctcl
CTCL — Common Temporal Coordinate Layer: a verified reference instant + heterogeneous time transformation layer for agents, over REST or a stateless Remote MCP Gateway. Same insta…
Opensource Loyalty
Open-source restaurant loyalty platform and vendor-neutral checkout protocol for POS, ordering, and multi-unit teams.
Remote MCP Host Ec2
Build and deploy Remote Model Context Protocol (MCP) servers to AWS EC2
Casper Contract
Payment infrastructure for autonomous AI agents — the AiFinPay x402 protocol, settled on Casper. Live testnet contract, x402 bridge, SDK examples & MCP server.
A2a Bridge
Bidirectional MCP ↔ A2A bridge — connect any MCP tool server to the A2A agent ecosystem (and vice versa) with one command. The answer to MCP vs A2A is both.
Assay Protocol
MCP boundary spec and notary layer for verifiable Assay evidence.
Real Polite Protocol
The second most Minnesota protocol of all time
Living Agents Protocol
An identity, authority, and lifecycle layer for always-on AI agents — reference model + runnable implementations. The existence layer beneath MCP and A2A.
OpenAgentsGate
One policy, audit, replay, and revocation layer for Codex, Claude Code, MCP tools, CI agents, and custom agent scripts.
A2a Protocol MCP Server Js
JavaScript MCP Server — Google Agent2Agent Protocol bridge for agent discovery and task delegation
Vcp
VCP — Verifiable Capability Protocol: zero-trust capability execution for AI agents. A stricter sibling of MCP where models plan and a signed gateway enforces. Signed content-addr…
XShopping MCP
An open protocol built on MCP to standardize AI agents' interactions with e-commerce backends. Future-proof: Focuses on backend tools, not vanishing UIs like web/apps.
Mozilla AI Protocol Bridge
MCP-ACP Bridge: Protocol interoperability for Mozilla AI ecosystem. By Anivar Aravind.
Anggira AI Smart Home Intelligence System
Anggira AI Assistant - STB Edition with Groq LLM + Telegram + XiaoZhi MCP
Mcp2cli Study
深入研究 MCP to CLI — 将 MCP/OpenAPI/GraphQL 服务转为命令行工具
Leviathan
Constitutional execution and decision protocol for Web4 agent trading on Solana
Tdca Protocol
Trusted Digital Collaboration Architecture (TDCA) - open protocol toolkit for auditable agent collaboration: entry gate, tamper-proof attestation chain, and negative-space circuit…
Agent Blueprint Protocol
Portable, non-authorizing agent blueprint and deployment manifest protocol — Elixir reference implementation, conformance corpus, and second-language verifier.
denyn1/aifeed-protocol
server`.
Harp
A relational memory layer for AI agents. HARP gives agents the ability to remember, learn from, and build on their relationships.
Kinetic Gain Protocol Suite
Kinetic Gain Protocol Suite: eleven open JSON specs for the answer-engine and agent era. Five core (AEO, Prompt Provenance, Agent Cards, AI Evidence, MCP Tool Cards), the EdTech t…
Agent Identity Bridge
Portable identity for AI agents across MCP, A2A, ANP protocols. One passport. Every protocol. Full audit trail.
Sael
Sael — a streaming-first protocol for AI agent ↔ tool communication. The successor to MCP. By Unyly.
MPCP
MPCP — an open, transport-agnostic protocol for governed, auditable coordination among mixed parties: humans and AI agents as first-class, symmetric participants (P2P/P2A/A2A). Si…
Bindagt
AGT-9303 — the agent identity standard. Verify that an AI agent belongs to the domain it claims.
Claude Remote Protocol
Reverse-engineered TypeScript client for the Claude Code Remote (CCR) WebSocket protocol
Aitdp
AI Threat Detection Protocol — open spec, community ruleset and reference SDK for detecting prompt injection, jailbreaks, data exfiltration and tool abuse in LLM apps and AI agent…
Mcpwireecho
POC: offer MCP protocolVersion 2026-07-28 and classify old_only vs echo_negotiator vs discover_ok
Json Rpc MCP Demo
JSON-RPC 2.0 与 MCP 教学演示：手写协议层，不依赖任何 JSON-RPC / MCP 库
Go SDK
A Go SDK for the Model Context Protocol (MCP), enabling client and server implementations that seamlessly communicate between AI models and applications.
Weather
MCP Models Context Protocol Server