Companies similar to opencontextprotocol.io
Ranked by market relation, semantic similarity, web metadata, technology, category, and language signals.
Top 20 of 250,833,009 candidates
Search took 3645ms · hybrid similarity across Semantil company signals
| # | Domain & description | Country | Industry | Tech / Tier | Traffic | Similarity | Action |
|---|---|---|---|---|---|---|---|
| 1 |
API Documentation & Design Tools for Teams | Swagger
Simplify API development for users, teams, and enterprises with our open source and professional toolset. Find out how Swagger can help you...
|
United States | API Developer Portals |
6.4M
very_high
|
90.9% | similar profile | |
| 2 |
Agent Surface — Make Software Legible to Agents
A practical resource for designing codebases, APIs, CLIs, docs, tools, and skills that AI agents can understand and use.
|
— |
Very low traffic
|
92.3% | similar profile | ||
| 3 |
Model Context Protocol （MCP）
Model Context Protocol (MCP) - The open standard that connects AI models to data sources and tools. Build secure, scalable AI applications...
|
Developer Documentation Sites |
Very low traffic
|
92.3% | similar profile | ||
| 4 |
A2A Registry
A comprehensive Agent-to-Agent (A2A) Registry server for seamless agent discovery, registration, and management.
|
United States | Developer Documentation Sites |
Very low traffic
|
91.9% | similar profile | |
| 5 |
AbstractCore - Unified LLM Provider Interface
Open-source first LLM infrastructure for Python: run local models end-to-end or switch to cloud providers with identical code. Write once,...
|
Developer Documentation Sites |
No data
|
92.3% | similar profile | ||
| 6 |
SW4RM Agentic Protocol - SW4RM Agentic Protocol
Open agentic protocol with SDKs for Python, Rust, JavaScript, and Common Lisp
|
Developer Documentation Sites |
Very low traffic
|
92.1% | similar profile | ||
| 7 |
Welcome - GAIA SDK
Build custom, private AI agents for your PC.
|
— |
Very low traffic
|
92.1% | similar profile | ||
| 8 |
Hippocortex - Memory for AI Agents
Deterministic memory layer that captures what your agents do, compiles patterns into reusable knowledge, and synthesizes context within...
|
— |
Very low traffic
|
91.9% | similar profile | ||
| 9 |
BioMCP
Biomedical Model Context Protocol Server
|
United States | Developer Documentation Sites |
Very low traffic
|
91.4% | similar profile | |
| 10 |
MCP Validator & Quick-Start — Model Context Protocol Reference
Official MCP specification validator, reference implementations & integration guides. Acknowledged among ChatGPT users. Deployed 46hrs...
|
Germany | Developer Documentation Sites |
Very low traffic
|
91.4% | similar profile | |
| 11 |
Agent Internet Runtime
The Agent Internet Runtime (AIR) is collective intelligence for AI agents to discover, trust, and interact with the web. Extract data,...
|
— |
Very low traffic
|
91.7% | similar profile | ||
| 12 |
TPMJS - The NPM for AI Tools
Discover and use npm packages as AI agent tools. Works with Claude, GPT, LangChain, and any MCP-compatible client.
|
Developer Documentation Sites |
Very low traffic
|
91.7% | similar profile | ||
| 13 |
Xaibo - The Modular AI Agent Framework
Build robust AI agents that are a joy to create and maintain. Stop fighting complexity, start shipping.
|
Developer Documentation Sites |
Very low traffic
|
91.6% | similar profile | ||
| 14 |
AutoPIL — Context governance for AI agents
AutoPIL enforces data access policy at retrieval time — before sensitive data enters your agent's context window. Audit log, alerting, and...
|
Switzerland | — |
Very low traffic
|
91.2% | similar profile | |
| 15 |
ECM Protocol - Enterprise Context Management Standards
ECM Protocol — the open, vendor-neutral standard for AI context interchange. Build interoperable AI systems with structured context...
|
— |
Very low traffic
|
91.3% | similar profile | ||
| 16 |
Home | GNO
Fast local semantic search for your documents. Index Markdown, PDF, and Office files with hybrid BM25 + vector search. Privacy-first, runs...
|
— |
Very low traffic
|
91.3% | similar profile | ||
| 17 |
Human-Agent Interaction Protocol - HAIProtocol (HAIP)
Streamline real-time, multi-modal exchanges between user-facing applications and AI agents
|
United Kingdom | Developer Documentation Sites |
Very low traffic
|
91.1% | similar profile | |
| 18 |
The TypeScript AI Framework - Mastra
The TypeScript agent framework with workflows, memory, streaming, an interactive playground, evals, and tracing.
|
AI Agents Platforms |
Very low traffic
|
91.3% | similar profile | ||
| 19 |
Claude Directory - MCP Servers & Tools
Directory of Claude Code tools, plugins, and MCP servers
|
— |
Very low traffic
|
91.2% | similar profile | ||
| 20 |
Engineering Framework - The engineering planning layer for AI-assisted software...
Structured checklists, definitions, and templates that give your AI agents and your team the context they need to plan, build, and ship...
|
— |
Very low traffic
|
91.2% | similar profile |
Similarity combines curated relation signals and semantic similarity from the Semantil company index.
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