io.github.tadas-github/a2asearch-mcp MCP Server
io.github.tadas-github/a2asearch-mcp
Search 10,000+ AI agents, MCP servers, and CLI tools instantly from Claude, Cursor, or any MCP client.
What is the io.github.tadas-github/a2asearch-mcp MCP server?
The A2ASearch MCP server is a unified search engine for the AI agent ecosystem, indexing over 10,000 MCP servers, CLI tools, coding agents, and agent skills. It provides keyword search, detailed lookups, and browsing capabilities across the entire directory of AI tools and integrations.
A2ASearch solves the problem of discovering tools in a fragmented ecosystem. Instead of searching GitHub, npm, and multiple registries separately, you get one search interface integrated directly into Claude, Cursor, or any MCP client. No authentication required—search and explore thousands of agents, MCP servers, and CLI tools in seconds.
How to install io.github.tadas-github/a2asearch-mcp
Copy-paste configuration for popular MCP clients.
Tools & capabilities
Tools this server exposes to the agent.
search_agents— Search across the full directory by keyword to find MCP servers, CLI tools, AI agents, and agent skills.get_agent— Retrieve full details for a specific agent including README, capabilities, and star count.list_agents— Browse and list top agents by type and sort order (e.g., top MCP servers by stars, newest AI coding agents).
Use cases
- Discover MCP servers for specific tasks like database integration or web automation
- Find the most popular AI coding agents and compare their capabilities
- Search for agent skills and plugins to extend your AI assistant's functionality
- Look up CLI tools designed for LLM workflows and automation
- Browse newly added tools and agents in the ecosystem
io.github.tadas-github/a2asearch-mcp MCP server FAQ
A2ASearch is a unified search engine indexing 10,000+ AI agents, MCP servers, CLI tools, and agent skills. It lets you search and discover tools directly from Claude, Cursor, or any MCP client without leaving your editor.
Yes, A2ASearch is completely free with no authentication or API key required. Both the MCP server and the underlying REST API are free to use.
Add the following to ~/Library/Application Support/Claude/claude_desktop_config.json: {"mcpServers": {"a2asearch": {"command": "npx", "args": ["-y", "a2asearch-mcp"]}}}
Add the same configuration to .cursor/mcp.json in your project root.
A2ASearch indexes MCP servers, CLI tools, AI coding agents, agent skills, A2A protocol agents, and general AI-powered tools.
Yes, you can use the CLI directly (npm install -g a2asearch-mcp) or access the free REST API at https://a2asearch.ai/api-docs.
README (reference)
Source of truth, from the repository.
A2ASearch MCP Server
10,752 AI agents, MCP servers, CLI tools and agent skills — searchable in seconds from Claude, Cursor, or any MCP client.
The only unified search engine for the AI agent ecosystem. One package. Every major MCP server, CLI tool, coding agent, and agent skill — indexed and searchable.
npx a2asearch-mcp -- playwright
# → Finds playwright MCP server, CLI tools, related agents
Why A2ASearch?
The MCP/agent ecosystem is exploding. There are now thousands of tools across GitHub, npm, and various registries — and no single place to find them. A2ASearch indexes them all:
| What you're looking for | A2ASearch has it |
|---|---|
| MCP servers for Claude/Cursor | ✅ 2,000+ indexed |
| CLI tools for LLM workflows | ✅ |
| AI coding agents (Codex, Claude Code, etc.) | ✅ |
| Agent skills & plugins | ✅ |
| A2A protocol agents | ✅ |
No auth needed. No API key. Free.
Installation
Claude Desktop
Add to ~/Library/Application Support/Claude/claude_desktop_config.json:
{
"mcpServers": {
"a2asearch": {
"command": "npx",
"args": ["-y", "a2asearch-mcp"]
}
}
}
Cursor
Add to .cursor/mcp.json:
{
"mcpServers": {
"a2asearch": {
"command": "npx",
"args": ["-y", "a2asearch-mcp"]
}
}
}
Windsurf
Add to ~/.codeium/windsurf/mcp_config.json:
{
"mcpServers": {
"a2asearch": {
"command": "npx",
"args": ["-y", "a2asearch-mcp"]
}
}
}
Cline / Continue / OpenClaw
Same format — add to your MCP config file:
{
"mcpServers": {
"a2asearch": {
"command": "npx",
"args": ["-y", "a2asearch-mcp"]
}
}
}
MCP Tools
search_agents
Search across the full directory by keyword.
"Find MCP servers for browser automation"
"Search for AI agents that can do web research"
"Find CLI tools for working with LLMs"
get_agent
Get full details for a specific agent including README, capabilities, stars.
"Get details for playwright"
"Tell me about claude-code"
"Show me the mem0 agent"
list_agents
Browse top agents by type and sort order.
"List the top MCP servers by stars"
"Show me the newest AI coding agents"
"What are the top agent skills?"
Example Prompts
Once installed, ask your AI assistant:
"Search for MCP servers that can help me work with databases"
"What are the most popular AI coding agents right now?"
"Find agent skills for web browsing"
"Is there an MCP server for Notion?"
"Get full details on the ollama agent"
CLI Usage
Don't need the MCP server? Use the CLI directly:
# Install globally
npm install -g a2asearch-mcp
# Search by keyword
a2asearch playwright
a2asearch "web scraping"
a2asearch database
# Filter by type
a2asearch --type mcp database
a2asearch --type skill web-browsing
a2asearch --type cli llm
a2asearch --type agent coding
# Top agents by stars
a2asearch --type mcp --top
a2asearch --type agent --top
# Get full details
a2asearch --get ollama
a2asearch --get playwright
# Newest additions
a2asearch --new
Or without installing:
npx a2asearch-mcp -- playwright
npx a2asearch-mcp -- --type mcp database
npx a2asearch-mcp -- --get ollama
Agent Types
| Type | --type flag | Description |
|---|---|---|
| MCP Server | mcp | Model Context Protocol servers |
| CLI Tool | cli | Terminal tools for LLM workflows |
| AI Coding Agent | agent | Autonomous coding agents |
| Agent Skill | skill | Plugins and skills for AI assistants |
| A2A Agent | a2a | Agent-to-Agent protocol agents |
| AI Tool | tool | General AI-powered tools |
REST API
The MCP server wraps the free A2ASearch REST API. Use it directly if you prefer:
# Search
curl "https://a2asearch.ai/api/v1/agents?q=playwright"
# Get by slug
curl "https://a2asearch.ai/api/v1/agent/playwright"
# List by type
curl "https://a2asearch.ai/api/v1/agents?type=MCP+Server&sort=stars"
No authentication required.
Submit a Tool
Know a tool that's missing? Submit it →
The index is community-maintained. Submissions are reviewed and added within 24–48 hours.
Links
- 🌐 a2asearch.ai — browse the full directory
- 📦 npm
- 🐛 Issues
License
MIT
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