Free AI Tools
Everything you need to understand and optimize your AI API costs. All tools are free — no signup required.
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Token Counter
Paste text to instantly count tokens and estimate API costs across 50+ models.
🧪API Playground
Build API requests, preview endpoints, and estimate costs in real time.
🧮Cost Calculator
Calculate monthly API costs based on your usage patterns and compare models side-by-side.
⚖️Model Comparison
Compare any two AI models on pricing, context window, capabilities, and monthly costs.
📦Batch Pricing
Estimate savings with batch API processing for high-volume workloads.
🎯Use Case Calculator
Get cost estimates tailored to specific use cases like chatbots, coding, and content generation.
💰Savings Estimator
See how much you could save by switching to a cheaper model or optimizing usage.