Openai: gpt-5.6-sol
gpt-5.6-sol
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The GPT-5.6 Sol model is the flagship model of the GPT-5.6 family, designed for complex and professional tasks. It delivers strong performance in areas such as programming, research and specialized knowledge, science, and complex analysis, while using advanced reasoning to handle multi-step tasks. GPT-5.6 Sol also offers improved agentic capabilities and tool coordination, with different levels of reasoning effort available, including higher levels for more demanding problems.
Pricing
Current price per 1,000,000 tokens. Every request is billed automatically from its exact usage.
Included in plans
Statistics
Live performance and usage of this model, aggregated across all users.
Detailed statistics appear here as soon as this model starts receiving requests.
API
Call this model from any OpenAI-compatible client using your API token.
curl https://apiex.cloud/api/v1/chat/completions \
-H "Authorization: Bearer $NEW_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "gpt-5.6-sol",
"messages": [
{
"role": "user",
"content": "Explain quantum entanglement in one paragraph."
}
],
"temperature": 0.7
}'Authentication
Every request must include an Authorization: Bearer <TOKEN> header. Generate a token from your account's API Keys page — its access to models is set automatically from your active plans and redeemed codes, and you can set its rate limit and IP restrictions.
| Parameter | Type | Description |
|---|---|---|
model | string, required | This model's ID, exactly as shown above. |
messages | array, required | Conversation history as role/content objects (system, user, assistant). |
temperature | number, optional | Sampling randomness, typically 0–2. |
max_tokens | integer, optional | Upper limit on tokens generated in the reply. |
top_p | number, optional | Nucleus-sampling threshold, as an alternative to temperature. |
stream | boolean, ignored | Responses are always returned in full so the exact cost can be billed; streaming is not available. |
Replace YOUR_API_KEY with a token from your account, then see the full API reference for every parameter.
Frequently asked questions
What is gpt-5.6-sol?
The GPT-5.6 Sol model is the flagship model of the GPT-5.6 family, designed for complex and professional tasks. It delivers strong performance in areas such as programming, research and specialized knowledge, science, and complex analysis, while using advanced reasoning to handle multi-step tasks. GPT-5.6 Sol also offers improved agentic capabilities and tool coordination, with different levels of reasoning effort available, including higher levels for more demanding problems.
How much does gpt-5.6-sol cost?
Input tokens are priced at $4,80 per 1,000,000 tokens and output tokens at $24,00 per 1,000,000 tokens. Pricing is billed automatically per request; no separate plan is required.
What is the context length of gpt-5.6-sol?
gpt-5.6-sol supports a context window of up to 1,050,000 tokens.
Does gpt-5.6-sol support image input?
Yes, gpt-5.6-sol accepts image input in addition to text.
Which provider is gpt-5.6-sol from?
gpt-5.6-sol is developed by Openai and made available on this gateway through our routing infrastructure.
When was gpt-5.6-sol added to this gateway?
gpt-5.6-sol has been available on this gateway since September 23, 2026.
Is gpt-5.6-sol currently available?
Yes, gpt-5.6-sol is active and can be used right now through this gateway.