GPT-5

by OpenAI

Premium

Complex reasoning, large context, state-of-the-art performance

Pricing

Input

$1.25

per 1M tokens

Output

$10.00

per 1M tokens

Cached

$0.125

per 1M tokens

Note: Released Aug 2025. Legacy model, replaced by GPT-5.1

Context & Output

Context Window272K tokens

Max Output128K tokens

Latency

Fast

Capabilities

Multimodal

Streaming

Function Calling

Prompt Caching

Key Strengths

What makes this model stand out

Software-on-demand

Multimodal

88.4% GPQA

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