Guide
Getting Started with AgentLayer
Build your first agent-callable API in under 10 minutes.
1Create an Account
Sign up at agentlayer.dev/register. You'll get an API key and access to the dashboard immediately.
curl -X POST https://api.agentlayer.dev/v1/register \ -H "Content-Type: application/json" \ -d '{"email":"dev@example.com","plan":"starter"}'2Define Your API
Describe your service using OpenAPI 3.1. AgentLayer auto-generates MCP tool definitions and agent adapters from your spec.
{ "openapi": "3.1.0", "info": { "title": "Financial Data API", "version": "1.0.0" }, "paths": { "/v1/stock/{symbol}": { "get": { "summary": "Get real-time stock price", "parameters": [...], "responses": { "200": {...} } } } }}3Set Your Pricing
Set per-call pricing. Start with a free tier (1,000 calls/month) to attract agent developers, then charge from $0.001/call.
curl -X PUT https://api.agentlayer.dev/v1/apis/my-api/pricing \ -H "Authorization: Bearer $API_KEY" \ -d '{"freeTier":1000,"pricePerCall":0.003,"currency":"USD"}'4Publish & Earn
One click to publish. Your API appears in MCP Market, GPT Store, and agent directories. Agents discover and start paying immediately.
Start Building NowNext: Dive into the full API reference for advanced features.
Read API Reference →