sendgrid-webhooks

Receive and verify SendGrid webhooks. Use when setting up SendGrid webhook handlers, debugging signature verification, or handling email delivery events.

1.11x

Quality

88%

Does it follow best practices?

Impact

95%

1.11x

Average score across 3 eval scenarios

Securityby

Advisory

Suggest reviewing before use

Evaluation results

100%

15%

Newsletter Platform Webhook Integration

ECDSA signature verification in Express

Criteria

Without context

With context

Raw body middleware

100%

Signed content order

100%

Base64 signature decode

100%

Correct signature header name

100%

Correct timestamp header name

100%

Lowercase header fallback

80%

100%

PEM key wrapping

70%

100%

Env var name

100%

Missing header rejection

100%

25%

Email Analytics Pipeline Webhook Endpoint

Python webhook handler verification

Criteria

Without context

With context

Raw body preserved

100%

Signed content construction

100%

Base64 signature decode

100%

Correct signature header name

100%

Correct timestamp header name

100%

Env var name

100%

Missing header rejection

50%

100%

Invalid signature rejection

100%

Events parsed as array

100%

85%

-12%

Production-Grade Webhook Event Processor

Idempotent event processing and reliability

Criteria

Without context

With context

Idempotency via sg_event_id

100%

Async processing pattern

100%

25%

JSON array iteration

100%

Bounce blocked subtype

100%

No full payload logging

100%

Timestamp staleness check

70%

100%

Repository: hookdeck/webhook-skills
Commit: f8a4801

Evaluated: about 1 month ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Newsletter Platform Webhook Integration Email Analytics Pipeline Webhook Endpoint Production-Grade Webhook Event Processor

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