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 the work you need into a structured prompt you can review and test.
Prompt Optimizer
Make an existing prompt easier to follow while keeping every change inspectable.
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.
LLM VRAM Calculator
Enter your GPU memory and quantization to see which open-weight models fit.
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.