OpenAICurrent

GPT-5.1

General-purpose language tasks

Context Window

400K tokens

≈ 300K words

Input Price

$1.25

per 1M tokens

Output Price

$10

per 1M tokens

Released

November 2025

Capabilities

Tool / Function calling

Best for

General-purpose language tasks

Strengths

Frontier reasoning
Coding
Long context
Agentic tasks

API identifier

gpt-5.1

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