GPT-5.6 Sol
by Boundless · family gpt-sol · listed Jul 2026RT
Frontier GPT-5.6 model for complex professional work, coding, and agentic workflows
Current rates USD per 1M tokens
Input$2.00
Output$10.00
Cache read$0.20
Cache write—
Against the market
On the record
- Model id
gpt-5.6-sol- Context window
- 262K tokens
- Max output
- 128K tokens
- Input modalities
- text
- Output modalities
- text
- Reasoning
- yes
- Tool calls
- yes
- Open weights
- no
- Knowledge cutoff
- Feb 2026
- Released
- 2026-07-09
- Last updated
- 2026-07-09
- Provider docs
- inference.boundless.network/models
Back of the envelope
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