OpenRouter Usage

Query OpenRouter API costs and generate usage reports via the command line.

When to Use

• Checking OpenRouter spend over the last 30 days
• Breaking down costs by model, provider, or date
• Exporting usage data as CSV or JSON for accounting
• Auditing which models and API keys consume the most credits

Prerequisites

• OPENROUTER_API_KEY environment variable (or in a project .env file)
• The key must be a Management key — create one at https://openrouter.ai/settings/management-keys
• Regular provisioning keys return 401/403 on analytics endpoints

Usage