Tokuin

lastmod 2026-01-26created 2026-01-262 edits

A Rust CLI tool for estimating LLM token usage and API costs

About

• A cross-platform CLI tool that quickly and precisely estimates token counts and API costs for multiple LLM providers/models such as OpenAI, Claude, Gemini, and OpenRouter
• Supports per-model token counting and automatically calculates API call costs from each model's per-token pricing

See also

• LLM
• OpenAI
• Claude
• Gemini
• OpenRouter

Favorite site

• Github - nooscraft/tokuin
• Tokuin - A Rust CLI tool for estimating LLM token usage and API costs | GeekNews