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OpenAI: GPT-5.6 Sol

GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series. It is suited for complex reasoning, coding, and agentic workflows, and is particularly strong at command-line and multi-step coding tasks...

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Specification
Model ID
openai/gpt-5.6-sol
Modality
Text+image+file >text
Context
1.1M tokens
Input
$2.00/1M
Output
$10.00/1M
Web search
$10000.00/1M
Updated
Sep 20, 2026
Scores
Capabilities
  • Supports tool calling
  • Supports vision inputs
  • Supports long-context workflows
  • Supports deeper reasoning tasks

Input and output

Accepts File, Image, Text inputs. Returns Text outputs.

Supported parameters

include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools

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