Interactive Developer Tools & Web Utilities
Free, client-side web utilities to assist developers in estimating API costs, benchmarking models, and optimizing agent workflows.
🧮 Interactive LLM API & Token Cost Calculator
Calculate daily and monthly API spending across Claude, GPT-5.5, DeepSeek, and Gemini. Features real-time sliders for context lengths, query counts, and prompt caching hit rates.
Launch Calculator →📊 Interactive AI Agent Benchmark Matrix
Search, filter, and sort 12+ frontier and open-weights models by SWE-bench Verified score, Terminal-Bench v2 score, pricing tier, context length, and license type.
Launch Benchmark Matrix →