tokenx

AI summary

TokenX is a Python library that uses decorators to monitor LLM API cost and latency for models from OpenAI, Anthropic, and other providers.

AI named tokenx from December 2025 to July 2026.

tokenx in AI’s own words

Question: We need to monitor token cost and latency across several models — what should we use?

Google AI ModeJul 23, 2026

TokenX: A lightweight Python decorator option for tracking cost and latency with minimal code changes.

Question: We need to monitor token cost and latency across several models — what should we use?

Google AI ModeJun 17, 2026

Tokenx: A lightweight, code-based solution for tracking costs and latency with minimal refactoring.