Claude AI Tools
Free, no-login interactive tools to help you pick the right Claude model, estimate API costs, choose a plan, and write better prompts.
Claude Model Selector: Opus, Sonnet or Haiku?
Use this Claude model selector to compare Opus, Sonnet, and Haiku by task, speed, cost, and complexity.
ToolClaude API Cost Estimator
Estimate Claude API costs by model, input tokens, output tokens, and request volume with this calculator.
ToolClaude Plan Chooser: Free, Pro, Max or Team?
Use this Claude plan chooser to compare Free, Pro, Max, Team, Enterprise, and API needs by workflow.
ToolClaude Prompt Generator: Build Better Prompts
Use this free Claude prompt generator to build prompts for writing, coding, research, business, SEO, summaries, and learning.
ToolClaude Prompt Quality Checklist: Free Prompt Scorer
Score your Claude prompts for quality before you send them. This free checklist checks task verbs, context, format, constraints, a
ToolClaude Troubleshooting Checklist
Use this Claude troubleshooting checklist for login issues, app errors, outages, usage limits, and API problems.