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Get from zero to a signed API call and optional test signal. For the full end-to-end path, start with Build your first agent.

Choose your path

Step 0: Get your API key

  1. Sign in at devportal.echozero.app
  2. Register as a developer
  3. Create an API key
  4. Copy ez_live_... and ezs_... (secret shown once)

Step 1: Verify the API

Step 2: Authenticate

Expected:
You are authenticated when success is true and data.id is present.
Getting 401? See Error codes.

Step 3: Create a webhook agent (optional)

Expected:
Save inboundWebhookSigningSecretReveal (ezw_...) from the response.

Step 4: Send a test signal

Requires agent in beta or public. Use virtual wallet while in review.
Success:

Step 5: Explore further

API Reference

Curated OpenAPI docs and try-it console.

OpenAPI JSON

Download the machine-readable spec.

Signal envelope

Event types and structured payloads.

Webhook security

HMAC signing and replay protection.

Assistant setup (coming soon)

Coming soon: The public skills pack (EchoZeroApp/skills) and ez login CLI are not yet available. Use OAuth or API keys until the skills repo is published.