GPT-6.1 Sol Pro
openai/gpt-6.1-sol-pro
byOpenAI1.05M contextReleased Sep 29, 2026ToolsVisionReasoning
GPT-6.1 Sol Pro is the same underlying model as [GPT-6.1 Sol](https://openrouter.ai/openai/gpt-6.1-sol), served with `reasoning.mode` set to `pro` for higher-quality responses on complex tasks. **Cost note:** pro mode spends far more...
- Input
- $2.17
- per 1M tokens
- Output
- $10.87
- per 1M tokens
- Cached input
- $0.109
- per 1M tokens
Lowest price across providers. You are billed from your Ditfa Platform credits per token used.
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Quickstart
Use any OpenAI SDK. Point it at the Ditfa Platform base URL and use an sk-dp- key.
curl https://gateway.ditfa.com/v1/chat/completions \
-H "Content-Type: application/json" \
-H "Authorization: Bearer $DITFA_API_KEY" \
-d '{
"model": "openai/gpt-6.1-sol-pro",
"messages": [
{
"role": "user",
"content": "Write a haiku about the ocean."
}
]
}'