Token Estimator
Token Estimator is DoyenCyber's free AI cost intelligence tool that helps developers, researchers, and teams understand the true cost of their AI prompts before sending them. Supporting all major models including Claude, GPT-4, Gemini, and Llama — know your token count, estimate your spend, and optimize your prompts before you commit.
- Estimate token count and cost in real time across Claude, GPT-4o, Gemini, Llama, and more — before sending a single request
- Analyze file attachments including PDFs, Word documents, Excel spreadsheets, and images to understand their token footprint and cost impact
- Compare costs side by side across 10+ models to identify the most cost-effective option for your specific task
- Optimize your prompts instantly with free rule-based analysis that flags redundancy, missing format constraints, and model mismatches
- Access AI-powered deep analysis using your own Anthropic API key to get a rewritten prompt, model recommendations, and estimated savings
- Calculate real-world savings with built-in Batch API and prompt caching discount toggles to forecast your monthly AI spend
Token Estimator turns AI cost uncertainty into clarity — giving individuals and teams the confidence to choose the right model, optimize every prompt, and keep AI spend predictable from day one.