SendPromptly Webhooks Reference Kit

SendPromptly Webhooks — Reference Kit

Canonical docs: https://sendpromptly.com/docs/guides/

This site is hosted via GitHub Pages for easy sharing, but it is configured with:

• <link rel="canonical"> → points to sendpromptly.com
• noindex,follow → avoids SERP competition

Pages

• Signature verification test vectors
• Retry decision matrix
• Idempotent inbox pattern
• Replay safety checklist
• Backlink playbook

Repo assets (link magnets)

• Test vectors JSON: /schemas/signature-test-vectors/v1-hmac-sha256.json
• Postman collection: /specs/postman.collection.json