o3

openai

o3 is a well-rounded and powerful model across domains. It sets a new standard for math, science, coding, and visual reasoning tasks. It also excels at technical writing and instruction-following. Use it to think through multi-step problems that involve analysis across text, code, and images.

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Capabilities

Image Input

PDF Input

Extended Thinking

Tool Use

Example Use Cases

Multi-step reasoning across text, code, and images

Technical writing and analysis

Math and science problem solving

Technical Specifications

Context Window

200,000 tokens

Max Output

100,000 tokens

Pricing

Token Costs (per 1M tokens)

Cache Miss Input

$2

Non-Reasoning Output

$8

Cache Read Input

$0.50

Tool Costs (per 1K calls)

Web Search

$15

Code Execution

$0.19

⚠️ Legacy

Made legacy on

Reason

Untested

Recommended Replacement

Qwen3.5 Plus