How much does GPT-4o cost?

GPT-4o is listed at $2.5/1M input tokens, $1.25/1M cached input tokens, and $10/1M output tokens.

What is the context window for GPT-4o?

GPT-4o supports a context window of 128k tokens in Sim. In an agent, this determines how much conversation history, tool outputs, and retrieved documents the model can hold in a single call.

What capabilities does GPT-4o support?

GPT-4o supports the following capabilities in Sim: Temperature 0-2, Tool choice, Structured outputs, Max output 16k.

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OpenAI model

GPT-4o

Name: GPT-4o
Brand: OpenAI
SKU: gpt-4o

GPT-4o is a OpenAI model tracked in Sim. It supports a 128k token context window. Pricing starts at $2.5/1M input tokens and $10/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs.

Build with this model All OpenAI models

Input price$2.5/1M

Cached input$1.25/1M

Output price$10/1M

Context window128k

Max output16k tokens

ProviderOpenAI

UpdatedApr 1, 2026

Temperature0 to 2

Reasoning effortNot supported

VerbosityNot supported

Thinking levelsNot supported

Structured outputsSupported

Tool choiceSupported

Computer useNot supported

Deep researchNot supported

Memory supportSupported

Max output tokens16k

Frequently asked questions

GPT-4o is a OpenAI model available in Sim. GPT-4o is a OpenAI model tracked in Sim. It supports a 128k token context window. Pricing starts at $2.5/1M input tokens and $10/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs.