Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we
store it to create your key and to recognise you if you sign in with another
provider. See our Privacy Policy and
Terms.
name: Grey Ridge Signals API
description: Agent-native pay-per-call data on Base (USDC via x402).
humanURL: https://api.greyridgesignals.ai/openapi.json
baseURL: https://api.greyridgesignals.ai
aid: greyridgesignals-ai:grey-ridge-signals-api