GPT-5.5

openai/gpt-5.5

chatvisionreasoninglong-contextagentictoolsflagship

Input price

3195.9 RODI/M

~ 5 USD/M

Output price

19175.2 RODI/M

~ 30 USD/M

Context

1.1M

Max output

128K

Input:textimage

Output:text

Providers & pricing

Provider	Input	Output	Free tier
Azure Default	3195.9 RODI/M~5.00 USD/M	19175.2 RODI/M	—
OpenAI	3195.9 RODI/M~5.00 USD/M	19175.2 RODI/M	—

Rate	RODI	USD (ref.)	Unit
In	3195.9	~ 5.00	USD/M · RODI/M
Out	19175.2	~ 30.00	USD/M · RODI/M
Cached	319.6	~ 0.500	USD/M · RODI/M

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

Streaming

Tool calling

Vision

JSON mode

Reasoning

OpenAI frontier model for complex professional work — strong reasoning, coding, agentic workflows, vision, and 1.05M context. Azure Global Standard.

Use the canonical model slug in your chat completion requests.

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