CardMind · AsyncAPI Specification

Cardmind App Webhooks

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AsyncAPI Specification

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generated: '2026-11-03'
method: searched
generator: extract-docs-artifacts.py (local)
source: https://api.cardmind.app/docs/webhooks
sources:
- https://api.cardmind.app/docs/webhooks
description: CardMind delivers webhook POST requests with a JSON body containing an `event` field, a `data` object, a `timestamp`, and a `signature`.
events:
- event: signal.fired
  description: A market signal is generated for any card.
- event: price.spike
  description: A card price increases significantly.
- event: price.drop
  description: A card price decreases significantly.
- event: buylist.change
  description: A buylist price changes for a tracked card.
delivery:
  auth: Bearer token in the Authorization header is required for managing webhook registrations; webhook POST deliveries are unauthenticated but
    include a signature.
  signature: HMAC‑SHA256 signature of the raw request body, provided in the `signature` field prefixed with "sha256=". Verification uses a signing
    secret (distribution not yet implemented).
note: Signature verification is described as "Coming Soon"; the secret is not yet available but the format is defined.
docs: https://api.cardmind.app/docs/webhooks

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