OpenAI model
GPT-4.1
GPT-4.1 is a OpenAI model tracked in Sim. It supports a 1.05M token context window. Pricing starts at $2/1M input tokens and $8/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs. Best for long-context retrieval, large documents, and high-memory workflows.
Input price$2/1M
Cached input$0.5/1M
Output price$8/1M
Context window1.05M
Max output33k tokens
ProviderOpenAI
UpdatedApr 1, 2026
Best forBest for long-context retrieval, large documents, and high-memory workflows.
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 tokens33k
Frequently asked questions
GPT-4.1 is a OpenAI model available in Sim. GPT-4.1 is a OpenAI model tracked in Sim. It supports a 1.05M token context window. Pricing starts at $2/1M input tokens and $8/1M output tokens. Key capabilities include Temperature 0-2, Tool choice, Structured outputs.