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OpenAI

GPT-5.1

openai/gpt-5.1

chatvisionreasoningcodingagentictools

Input price

942.0 RODI/M

~ 1.25 USD/M

Output price

7535.4 RODI/M

~ 10 USD/M

Context

400K

Max output

128K

Input:textimage
Output:text

Providers & pricing

ProviderInputOutputFree tier
Azure

Azure

Default

942.0 RODI/M~1.25 USD/M7535.4 RODI/M—
OpenAI

OpenAI

942.0 RODI/M~1.25 USD/M7535.4 RODI/M—

Pricing

RateRODIUSD (ref.)Unit
In942.0~ 1.25USD/M · RODI/M
Out7535.4~ 10.00USD/M · RODI/M
Cached94.2~ 0.125USD/M · RODI/M

RODI prices include RodiumAi markup and upstream fees. USD figures are wholesale reference rates.

Capabilities

Streaming
Tool calling
Vision
JSON mode
Reasoning

About this model

GPT-5.1 flagship for coding and agentic tasks with configurable reasoning effort (none to high).

API usage

Use the canonical slug with client.chat() or chat.completions.create().

RodiumAi SDK

Official Python, JavaScript, and Laravel SDKs — flat API aligned with this model slug.

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Compatible SDKs (OpenAI / Anthropic packages)

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