Lab
Interactive tools for working with AI. All client-side, nothing leaves your browser.
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Token Counter
Estimate token counts for Claude, GPT, and Llama models.
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Prompt Builder
Structured templates for common AI tasks. Fill in the blanks, export the prompt.
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Markdown Preview
Write markdown, see it rendered live in the SOFT CAT house style.
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Model Comparison
Interactive table of AI models. Filter, sort, compare specs and pricing.
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Prompt Workbench
Full prompt IDE. System/user/assistant sections, variables, templates, export.
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Chat Playground
Chat with AI models using your own API key. Side-by-side model comparison.
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Model Explorer
Visual map of the AI model landscape. Timeline, capabilities, pricing calculator.