Provider: OpenAI

ChatGPT o1 Price

The original chain-of-thought GPT—still strong in math.

Current Pricing

Price per 1 million tokens

Input Tokens

$15.00

per 1M tokens you send

Output Tokens

$60.00

per 1M tokens you receive

Input tokens are what you send to the AI, output tokens are what the AI sends back. These rates are set by the provider and reflect the current OpenAI ChatGPT o1 API pricing. Price accurate as of June 2025.

Quick Cost Calculator

Light Usage

~$7.5

per month

  • 100K input tokens
  • 100K output tokens
  • ~75 pages of text

Medium Usage

~$75

per month

  • 1M input tokens
  • 1M output tokens
  • ~750 pages of text

Heavy Usage

~$750

per month

  • 10M input tokens
  • 10M output tokens
  • ~7,500 pages of text

Description

First reasoning model from OpenAI—same 200-K window as o3, but fewer parameters and slower planning.

Technical Details

Context window: 200000 tokens

The context window is the maximum amount of text the model can "see" at once. Larger windows allow for longer conversations or documents.

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