Tok - 令牌估算器

Sub-microsecond performance for instant token estimation

100+ model support through averaging formula approach

MB-scale prompt handling with minimal dependencies

20MB size reduction by removing TIC token dependency

Developer Efficiency: Instant cost visibility prevents budget overruns

Enterprise Ready: Supports programmatic budget management

Global Adoption: Used worldwide via npm registry

Performance Optimization: Trade-off of precision for significant performance gains

Multi-provider support: 'OpenAI, Anthropic, OpenRouter, Llama models'

Enterprise features: Per-million token pricing with separate prompt/completion rates

Lightweight design: Minimal dependencies for maximum performance