Clerk Local Dev Loop

Overview

Configure an efficient local development workflow with Clerk authentication.

Prerequisites

• Clerk SDK installed
• Development and production instances in Clerk dashboard
• Node.js development environment

Instructions

1. Step 1: Configure Development Instance
2. Step 2: Set Up Test Users
3. Step 3: Configure Hot Reload
4. Step 4: Development Scripts
5. Step 5: Mock Authentication for Tests

For full implementation details and code examples, load: Read(${CLAUDE_SKILL_DIR}/references/implementation-guide.md)

Output

• Development environment configured
• Test users available
• Hot reload working with auth
• Mocked auth for testing

Error Handling

Error	Cause	Solution
Development/Production mismatch	Using prod keys in dev	Use pk_test_/sk_test_ keys locally
SSL Required	Clerk needs HTTPS	Use next dev --experimental-https
Cookies Not Set	Wrong domain config	Check Clerk dashboard domain settings
Session Not Persisting	LocalStorage issues	Clear browser storage, check domain

Resources

• Clerk Development Mode
• Test Mode
• CLI Tools

Next Steps

Proceed to clerk-sdk-patterns for common SDK usage patterns.

Examples

Basic usage: Apply clerk local dev loop to a standard project setup with default configuration options.

Advanced scenario: Customize clerk local dev loop for production environments with multiple constraints and team-specific requirements.