How to Track Claude Code Usage, Tokens, and Spend
A practical workflow for separating plan capacity, context-window pressure, and token-billed API spend before any of them surprise you.
Read guide →Spend smarter on AI
Practical, source-backed guides for measuring usage, choosing the right access path, and cutting avoidable token costs without trading away quality.
Open the calculator5 field guides · Reviewed August 4, 2026
Guides
Start with the bill you can see
Each guide links to official documentation and the next useful step.
How to Monitor OpenAI Codex Usage, Credits, and Token Costs
Codex can draw from a ChatGPT plan, flexible credits, or the OpenAI API. Here is how to tell which meter you are looking at and turn it into a useful budget.
Read guide →OpenRouter for Beginners: One API, Model Routing, and Cost Controls
OpenRouter can simplify multi-model access, but resilient routing needs explicit budgets, logging, and provider-policy choices.
Read guide →5 Legitimate Free AI API Options—and the Limits That Matter
“Free” can mean a recurring quota, selected free models, or daily compute. Use these official options for experiments, then plan the production migration before traffic arrives.
Read guide →Lower LLM API Costs with Caching, Batch Jobs, and Output Caps
Cost optimization works when it reduces cost per successful task—not when it simply shifts expense into retries, latency, or human review.
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