Tools
AI model selection tools
Use these calculators and decision surfaces to choose models by benchmark fit, price, context length, and deployment constraints.
Alternative Finder
Find replacements for ChatGPT, Claude, Gemini, and API models by benchmark fit, price, and deployment constraints.
LLM Selector Quiz
Answer a short set of workload questions and get a practical model recommendation.
Cost Calculator
Estimate API spend from documents, blog posts, web pages, PRDs, and custom token volumes.
Self-host vs API
Compare API pricing against infrastructure assumptions for self-hosted open-weight models.
Token Counter
Count prompt and completion tokens before sending traffic to production models.
Context Window
Compare claimed context sizes against practical long-context benchmark coverage.