Decision tools
AI model selection tools
Generate and optimize prompts, choose models by benchmark fit, and check price, context length, and deployment constraints.
AI Prompt Writer & Generator
Turn a goal, context, and constraints into a structured prompt you can review and refine.
Prompt Optimizer
Rewrite an existing prompt, compare the diff, and review why each change was made.
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.