Cost simulator

API Cost Calculator

Punch in your monthly usage, see what every model would cost you. Sorted cheapest first.

Input tokens / day

What you send TO the model: prompts, context, conversation history. ~1 token ≈ 0.75 English words.

Output tokens / day

What the model generates BACK. Almost always priced 3-5× higher than input.

USD per 1M tokens · monthly cost = (in×in_price + out×out_price) / 1M × 30 days

LLM ·

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#	Provider	Model	Monthly	vs cheapest

Estimates only. Real bills include rate-limit retries, batch discounts, volume tiers, and per-call overheads that aren't in the public list price. Use this to rank options, not to forecast invoices.