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GPT-5.6 Sol
openaiReleased Jul 2026
openai/gpt-5.6-sol
About
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...
Context
1050K
Max output
128K
Tokenizer
GPT
Knowledge cutoff
Feb 2026
Input
file · image · text
Output
text
Pricing
per 1M tokens- Input
- $0.24
- Output
- $1.44
Use this model
curl https://api.n4n.ai/v1/chat/completions \
-H "Authorization: Bearer $N4N_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.6-sol",
"messages": [{"role": "user", "content": "Hello!"}]
}'Authenticate with an API key from your console; prices above are per 1M tokens.
Providers
max context 1050K| Provider | Input $/1M | Output $/1M |
|---|---|---|
| Openai Router openai-router | $0.24 | $1.44 |
| Yuwu yuwu | $0.24 | $1.44 |
Supported parameters
include_reasoningmax_completion_tokensmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstool_choicetools