Token-Oriented Object Notation for Go – JSON for LLMs at half the token cost

OpenLLM Monitor 📊 is a plug-and-play, real-time observability dashboard 🔍 for monitoring and debugging LLM API calls across OpenAI 🤖, Ollama 🦙, OpenRouter 🌐, and more. It tracks tokens 🧮, latency ⏱️, cost 💸, retries 🔁, and lets you replay prompts 🔄. Fully open-source 🌍 and self-hostable 🛠️.

Free AI API cost calculator SDK for TypeScript and Python with verified, continuously updated model pricing.

An MCP (Model Context Protocol) server that provides real-time LLM token pricing data for 60+ AI models across 15 providers.

The Hidden Token Tax: Quantifying the True Cost of AI Browser Automation — empirical benchmark of @playwright/cli vs @playwright/mcp vs CDP

Compare LLM API pricing from your terminal. Supports 300+ models across all major providers. https://x.com/saqibameen

Measure the token costs of AI browser automation to reveal hidden inefficiencies and optimize interactions for better performance and resource use.

Token cost comparison: why higher-level languages win for LLM-assisted coding

Token Price Estimation for LLMs

Analyze the token cost of MCP server tool definitions. Find out how much context your MCP servers consume per LLM call.