OpenAI: O1

openai/o1

The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason using chain of thought. The o1 models are optimized for math, science, programming, and other STEM-related tasks. They consistently exhibit PhD-level accuracy on benchmarks in physics, chemistry, and biology.

Model specifications

Input
text
Output
text
Context
200,000 tokens
Max output
32,800 tokens
Input price
1.25 / 1M tokens
Output price
$45 / 1M tokens
Released
2026-02-14

Capabilities

  • Streaming
  • Function calling
  • JSON mode
  • Playground

Provider pricing, discounts and data privacy

Compare effective provider prices, published discounts, regions, retention policies, training use, compliance, and privacy links by service tier.

Standard service tier

1 available provider · discounts up to 25% · tier input average 1.25 / 1M tokens · tier output average $45 / 1M tokens

Azure

Tier: Standard · Region: US

Pricing
Input
1.25 / 1M tokens
Output
$45 / 1M tokens
Discounts
  • Input: 25% off — list 5 / 1M tokens, discounted 1.25 / 1M tokens, effective 1.25 / 1M tokens
  • Output: 25% off — list $60 / 1M tokens, discounted $45 / 1M tokens, effective $45 / 1M tokens
Data privacy and compliance
Region
US
Zero data retention
Yes
Data retention
Zero retention
Used for training
No
Data collection
Moderated
No
GDPR compliant
Yes
HIPAA compliant
Yes
SOC 2 certified
Yes
BYOK supported
No

Privacy policy · Terms · Official website · Documentation · Status

Frequently asked questions

What is OpenAI: O1?
The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason using chain of thought. The o1 models are optimized for math, science, programming, and other STEM-related tasks. They consistently exhibit PhD-level accuracy on benchmarks in physics, chemistry, and biology.
How much does OpenAI: O1 cost?
Input costs start at 1.25 / 1M tokens and output costs start at $45 / 1M tokens. Provider-level prices vary by service tier.
Are provider discounts available for OpenAI: O1?
Yes. Current provider offers include discounts of up to 25% from list price. The provider table shows list, discounted, and effective prices.
What is the context length of OpenAI: O1?
OpenAI: O1 supports a 200,000 token context window and up to 32,800 output tokens.
What capabilities does OpenAI: O1 support?
OpenAI: O1 supports Streaming, Function calling, JSON mode, Playground.
Which providers offer OpenAI: O1?
OpenAI: O1 is available from Azure.
How do providers handle data privacy for OpenAI: O1?
1 of 1 providers report that customer data is not used for training, and 1 offer zero-data-retention routing. Retention, compliance, and privacy-policy links are listed per provider.

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