GPT API Cost Calculator
GPT API Cost Calculator
Exact input, output, cached input, and batch pricing for every GPT model. Calculate your monthly API cost at any token volume. Live pricing from OpenAI official sources, synced every 6 hours.
- GPT-4.1, GPT-4.1 Mini, GPT-4.1 Nano: latest generation pricing
- GPT-4o and GPT-4o mini: input $2.50 and $0.15 per 1M tokens
- Cached input discount: up to 50% off repeated context
- Batch API: 50% discount for asynchronous workloads
- Compare GPT models side-by-side on cost per million tokens
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