30 servers live, 1,200+ tools, free

Any API.
Every agent.

Give your AI agent 1,200+ tools in one line of config. Binance, Aave, CoinGecko, Uniswap, and 26 more — ready for Claude, GPT, LangChain, and every major framework.

Try in 10 seconds Browse 30 servers
30+
Live servers
1200+
Tools
8
Frameworks
0
Auth required
Try it now

Paste this. Get 340 Binance tools.

Add this to your Claude Desktop, Cursor, or Windsurf MCP config. No API key, no install, no signup. 

{
  "mcpServers": {
    "binance": {
      "url": "https://binance.mcp.junct.dev/mcp",
      "transport": "streamable-http"
    }
  }
}

Works with any of our 30 servers. Try coingecko, aave, defillama, or browse all.

How it works

Spec in. Eight outputs out.

  • 01
    Upload your spec
    OpenAPI JSON, contract ABI, llms.txt, or Etherscan URL. We auto-detect format and chain.
  • 02
    Generate for every framework
    Every endpoint becomes a tool across 8 agent frameworks. 1:1 coverage. Statically validated.
  • 03
    Deploy + distribute
    MCP server hosted at {id}.mcp.junct.dev. All 8 formats available instantly. Auto-submitted to registries.
curl -X POST api.junct.dev/generate-from-url   ✓ Parsed 340 endpoints from binance spot API ✓ Validated 1:1 coverage   ↗ MCP 340 tools → binance.mcp.junct.dev ↗ OpenAI 340 tools ↗ LangChain 340 tools ↗ GPT Actions + Eliza + AgentKit + Vercel AI + CrewAI   8 formats in 2.1s
Output formats

One spec. Every framework.

Parse once, output everywhere. Every spec you upload gets tools generated for every major agent framework. Same endpoints, same tools, every runtime.

MCP TS
Model Context Protocol server. Hosted at {id}.mcp.junct.dev. Works with Claude, Cursor, Windsurf.
OpenAI JSON
Function calling tool definitions. Drop into any OpenAI-compatible API or agent.
LangChain PY
Python StructuredTool classes. Import and add to any LangChain agent or chain.
GPT Actions JSON
OpenAPI 3.0 spec for Custom GPTs. Import directly into ChatGPT action builder.
Eliza TS
ai16z Eliza plugin with actions. Add to any Eliza agent character file.
AgentKit TS
Coinbase AgentKit ActionProvider. Instantiate and pass to your AgentKit agent.
Vercel AI TS
Vercel AI SDK tool definitions. Works with any AI SDK-powered application.
CrewAI PY
CrewAI tool classes. Import and assign to any crew agent or task.
Live on junct.dev

Exchanges, DeFi, oracles, data — already agent-ready.

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Your API next

Got an API spec? Make it agent-ready.

Upload any OpenAPI spec, contract ABI, or llms.txt. Get tools for 8 agent frameworks in seconds.

Generate your server Browse 30 servers
Prefer the terminal?
npm install -g @aarna-ai/junct-cli
junct generate <spec-url> --id <clientId>
junct submit <clientId>
@junct/cli on npm