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Tools, knowledge articles — same index as the ⌘K palette, on a shareable page.
Popular tools
- LLM Cost ComparatorAI & LLM tools
Compare AI model API costs side by side. Enter your token usage and see GPT-5, Claude 4, and Gemini 3 prices ranked cheapest to most expensive for your.
- Mortgage CalculatorFinance & money
Estimate principal-and-interest from price, down payment, rate, and term. Every assumption and formula shown — free, private, no account needed.
- Loan / EMI CalculatorFinance & money
Monthly EMI, total interest, and repayment with the full formula and worked example. Free loan math in your browser — no account or uploads.
- AI API Cost CalculatorAI & LLM tools
Calculate AI API usage cost for GPT-5, Claude 4, Gemini 3, and Llama 4 by tokens per request, daily volume, and yearly budget.
- LLM Token CounterAI & LLM tools
Count tokens and see context window usage for GPT-5, Claude 4, and Gemini 3. Paste text for token count, cost per request, and cost per 1,000 requests across.
- Credit Card Payoff CalculatorFinance & money
See months to debt-free and total interest with every payment assumption shown. Enter balance, APR, and payment — private, free, no account required.
- Debt Payoff PlannerFinance & money
Compare snowball vs avalanche side by side with interest saved and payoff months. Transparent math for up to 4 debts — no signup, runs in your browser.
- JSON FormatterDeveloper tools
Format, minify, sort keys, and validate JSON with readable errors. Fully client-side — no account, uploads, or remote storage.