OpenAI
GPT-5.6 Sol
GPT-5.6 Sol — flagship GPT-5.6 model for complex reasoning, coding, command-line use, and multi-step agentic workflows.
gpt-5.6-solPricing
~96%- Input
- $0.165979 / 1,000,000 tokens
- Output
- $0.829895 / 1,000,000 tokens
- Cache read
- $0.016598 / 1,000,000 tokens
- Cache write
- $0.207474 / 1,000,000 tokens
Discount history
Model details
- Input
- text, image, file
- Output
- text
- Context window
- 1,050,000 tokens
- Maximum output
- 128,000 tokens
- Availability
- $6.6KUncapped capacity
- Updated
- 11/8/2026, 3:58:06 AM UTC
Capacity is reserved when your request is accepted.
Capabilities
ChatStreamingTool callingVisionReasoningFile inputWeb search
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools