Pevlika Browser Apps

LLM Model Cost Comparison

Compare the cost of a workload across GPT, Claude and Gemini models.

Runs in your browser — nothing is uploaded

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How to use LLM Model Cost Comparison

  1. Enter your values — the unit for each field is shown next to it.
  2. The result updates instantly as you type.
  3. Copy the results, or change inputs to compare scenarios.

Formula & assumptions

  • Model prices as of 2026-09-30 from the Anthropic, OpenAI and Google pricing pages (standard rates, short prompts). Prices change — check the provider before budgeting.
LLM API Cost CalculatorCost per request, day and month for GPT, Claude and Gemini APIs. Monthly AI API Budget CalculatorMonthly LLM spend from users, requests and tokens — or requests per budget. Context Window CalculatorWill your prompt, documents and history fit a model’s context window?