Interactive AI Token Calculator
Want to calculate your exact parameters and operational expenses? Run the calculations locally inside your browser.
Launch AI Token Calculator1. Token Counting and Estimation Tools
Token counters (like our Token Calculator) parse text locally in the browser, helping you estimate prompt sizes and verify model input compliance.
2. Prompt Playground and Tracing Sandboxes
Use playgrounds (Google AI Studio, OpenAI Playground) to test prompts and system instructions, and use tracing tools to debug agent steps.
3. Local Execution Sandboxes
Ollama and LM Studio let you run open weights models locally on your machine, providing a free sandbox environment for testing integrations.
Frequently Asked Questions
Are these developer tools free?
Yes. The tools in this directory are free with no account requirements, and run client-side in your browser.
How does the Token Calculator help developers?
It lets you paste prompts to see estimated token counts and costs across different model providers instantly, helping you optimize prompts.