OpenAI calculator

Price the token path, not just the prompt.

Estimate OpenAI API cost from direct usage tokens or planning text. Results are for planning only; production billing should be verified from OpenAI usage data.

Inputs

Model

Input tokensOutput tokens

Cached input tokensCalls per dayDays per month

Apply Batch API 50% discount for async workloads

Result

$840estimated monthly cost

Per request$0.03

Daily$28.00

Annual$10,080

Monthly calls30,000

Input$0.01

Cached input$0.00

Output$0.02

Batch discount$0.00

High confidence: based on API usage token counts.

Pricing checked 2026-05-09. GPT-5.5: input $5/1M, cached input $0.5/1M, output $30/1M tokens.

References

Built around official token and price references.

OpenAI API pricing OpenAI Tokenizer OpenAI tiktoken OpenAI Cookbook: counting tokens with tiktoken