paddle-webhooks

Receive and verify Paddle webhooks in a Next.js Route Handler — signature verification, idempotency, retry semantics, and local testing.

1.28x

Quality

80%

Does it follow best practices?

Impact

98%

1.28x

Average score across 3 eval scenarios

Securityby

Advisory

Suggest reviewing before use

Optimize this skill with Tessl

npx tessl skill review --optimize ./skills/webhooks/SKILL.md

Evaluation results

100%

32%

Paddle Webhook Integration for Next.js SaaS App

Secure webhook handler creation

Criteria

Without context

With context

Correct SDK package

100%

Raw body for verification

100%

Single catch returns 500

100%

No split catch paths

37%

100%

Pre-validation 400

62%

100%

Singleton Paddle instance

100%

EventName enum used

100%

Separate processEvent file

100%

UPSERT pattern for handlers

30%

100%

Default no-op case

100%

Required env vars listed

30%

100%

18%

Paddle Webhook Handler Review and Repair

Webhook handler bug audit and fix

Criteria

Without context

With context

500 not 401 on failure

80%

100%

request.text() used

100%

Secret from env var

70%

100%

Singleton Paddle client

100%

EventName enum

100%

Idempotent subscription writes

100%

Default no-op not throw

100%

Audit report present

100%

95%

15%

Adding Transaction Receipt Emails to the Billing Webhook

Receipt email with safe queueing

Criteria

Without context

With context

Email not called inline

75%

100%

Dedup on event.eventId

25%

100%

DB transaction for dedup

100%

66%

Route returns 200 fast

100%

Design notes explain approach

100%

No external queue added

100%

Repository: PaddleHQ/paddle-agent-skills
Commit: 62438cd

Evaluated: about 18 hours ago
Agent: Claude Code
Model: Claude Sonnet 4.6

Table of Contents

Paddle Webhook Integration for Next.js SaaS App Paddle Webhook Handler Review and Repair Adding Transaction Receipt Emails to the Billing Webhook

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