← Beacon · open-source AI agent registry

Best Haystack Mcp AI agents

24 actively-maintained haystack mcp agents · ranked by maintenance health · 33,699+ indexed

Looking for the best open-source haystack mcp AI agent? Beacon indexes 33,699+ agents and MCP servers from GitHub and ranks them by real maintenance health — freshness, stars, and activity — so abandoned repos don't top the list. Save time: one search returns ranked, linkable agents in under a second (vs hours on GitHub). Below are 24 haystack mcp agents you can install today — free, no API key.

Search all haystack mcp agents →

Use from your editor: BEACON_REGISTRY_URL=https://registry-ruby.vercel.app npx -y beacon-mcp — ask your AI to find a haystack mcp agent.

For autonomous agents (API)

Free, keyless discovery — paste into your agent workflow:

GET https://registry-ruby.vercel.app/api/v1/search?q=haystack+mcp&limit=10
POST https://registry-ruby.vercel.app/api/v1/discover
  Body: {"query": "haystack mcp", "limit": 10}

llms.txt · Why agents use Beacon

Top 24 haystack mcp agents

aimcpcollectionservers
Worldmonitor ★ 61,791
agentaidashboardgeopoliticsmcp
Trendradar ★ 60,446
aibarkdata-analysisdockerhot-news
Context7 ★ 59,027
llmmcpmcp-servervibe-codingcontext7
browserchromechrome-devtoolsdebuggingdevtools
Ui Tars Desktop ★ 37,908
agentagent-tarsbrowser-usecomputer-usecowork
Playwright Mcp ★ 34,931
mcpplaywrightservermodel-context-protocol
githubmcpmcp-serverserver
aiderastclaude-codecode-analysiscode-intelligence
Gpt Researcher ★ 28,278
agentaiautomationdeepresearchllms
Agentscope ★ 27,808
agentchatbotlarge-language-modelsllmllm-agent
Serena ★ 26,394
agentaiai-codingclaudeclaude-code
Mastra ★ 26,126
agentsaichatbotsevalsllm
Fastmcp ★ 26,096
agentsfastmcpllmsmcpmcp-clients
Haystack ★ 25,885
agentagentsaigeminigenerative-ai
Activepieces ★ 23,247
ai-agentai-agent-toolsai-agentsai-agents-frameworkmcp
N8n Mcp ★ 22,268
mcpmcp-servern8nworkflowsclaude
Maxkb ★ 22,076
agentagentic-aichatbotdeepseek-r1knowledgebase
ai-codingclaudeclaude-codecode-reviewgraphrag
Funasr ★ 19,194
asraudiochineseemotion-recognitionfunasr
Nuclear ★ 18,036
agentaidesktop-applinuxmac
csharpjavajavascript-applicationsmcpmcp-client
Mcp Toolbox ★ 15,946
agentagentsaibigqueryclickhouse
Trigger Dev ★ 15,634
aiai-agent-frameworkai-agentsautomationbackground-jobs

Frequently asked questions

What is the best open-source haystack mcp agent?

Top-ranked haystack mcp agents on Beacon include Awesome Mcp Servers, Worldmonitor, Trendradar, ranked by maintenance health — recent activity, GitHub stars, and open-issue load — not stars alone.

Are these haystack mcp agents free to use?

Yes. Every haystack mcp agent listed is open-source and free. Beacon is a free directory — no API key or signup to browse or search.

How do I use a haystack mcp agent from my editor or AI assistant?

Run 'npx -y beacon-mcp' to add Beacon as an MCP server in Cursor, Claude Desktop, Cline, or Windsurf, then ask your AI to find a haystack mcp agent.

How does Beacon save time finding a haystack mcp agent?

Instead of searching GitHub and reading dozens of READMEs, call GET https://registry-ruby.vercel.app/api/v1/search?q=haystack+mcp — sub-second results ranked by health, stars, and activity.

Can autonomous AI agents discover haystack mcp tools programmatically?

Yes. Agents read https://registry-ruby.vercel.app/llms.txt and call POST /api/v1/discover with {"query": "haystack mcp"} — no API key required.

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