Calculate AI Costs Instantly
Free calculators for GPT-4o, Claude, Gemini & all major LLMs — estimate tokens, API costs, and scale your AI budget with confidence.
Free calculators for GPT-4o, Claude, Gemini & all major LLMs — estimate tokens, API costs, and scale your AI budget with confidence.
Estimate token usage and API cost for any LLM prompt.
Try Now →Compare the $20/month ChatGPT Plus plan with pay-as-you-go API pricing and find your break-even point.
Try Now →Check if your text fits in GPT-4, Claude, or other AI model context windows.
Try Now →Calculate training costs, compare with base models, and find your ROI break-even point.
Try Now →Calculate the total cost per prompt including both input and output tokens.
Try Now →Forecast monthly AI costs based on usage volume, users, and scale.
Try Now →Compare per-request costs across popular LLMs using your token usage.
Try Now →Estimate OpenAI API costs for GPT-4o, GPT-4o Mini, and GPT-3.5 Turbo.
Try Now →Estimate AI image generation costs across models and resolutions.
Try Now →Calculate speech-to-text and text-to-speech API costs by audio duration.
Try Now →Get token counts and cost estimates in real-time as you type.
Up-to-date pricing for GPT-4, Claude, and other popular LLMs.
All calculations happen in your browser. No data stored or sent to servers.
Model costs at different scales to plan your AI infrastructure budget.
No registration, no paywalls, no hidden fees. Use all tools unlimited.
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