Provider costs
Claude API Pricing Comparison: Official vs Third-Party Providers
Compare Anthropic, OpenRouter, and API Route Claude API costs with token and cache pricing, worked examples, billing caveats, and a provider buying checklist.
Read guideAPI Route / Developer guides
API Route Blog
Make an informed API purchase. Compare provider costs, connect your development tools, and verify what you pay for.
Developer setup
How to Use Claude Code with a Third-Party API Provider
Configure Claude Code with an Anthropic Base URL, environment variables, or CC Switch. Verify your first request, troubleshoot errors, and migrate safely.
Read guideCost engineering
Claude Prompt Caching Explained: How to Reduce API Costs
Understand Claude cache writes, reads, TTLs, hit rates, and routing. Calculate break-even costs and reproduce a two-request prompt caching test in Python.
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