Name: OpenAI: GPT-5.6 Sol Pro (batch)
Author: openai

Question 1

What is GPT-5.6 Sol Pro (batch)?

Accepted Answer

GPT-5.6 Sol Pro is the same underlying model as GPT-5.6 Sol(opens in new tab), served with reasoning.mode set to pro for higher-quality responses on complex tasks.

Learn more in OpenAI's docs: https://developers.openai.com/api/docs/guides/reasoning#reasoning-mode(opens in new tab)

Question 2

How much does GPT-5.6 Sol Pro (batch) cost?

Accepted Answer

GPT-5.6 Sol Pro (batch) costs $1.25/M input tokens and $7.50/M output tokens, with separate rates for Cache Read at $0.125/M tokens and Web Search at $10.00/1K calls.

Question 3

What is the context length of GPT-5.6 Sol Pro (batch)?

Accepted Answer

GPT-5.6 Sol Pro (batch) has a 1,050,000 token context window. It supports up to 128,000 completion tokens.

Question 4

Does GPT-5.6 Sol Pro (batch) support tool calling and structured outputs?

Accepted Answer

Yes. GPT-5.6 Sol Pro (batch) accepts tools and tool_choice for function calling. It also supports structured outputs via a JSON schema in response_format.

Question 5

What inputs and outputs does GPT-5.6 Sol Pro (batch) support?

Accepted Answer

GPT-5.6 Sol Pro (batch) accepts files such as PDFs, images and text as input and returns text.

Question 6

What other text models does OpenAI have?

Accepted Answer

GPT-5.6 Luna Pro, GPT-5.6 Luna, GPT-5.6 Terra Pro and 55 more are other text models from OpenAI.

Question 7

When was GPT-5.6 Sol Pro (batch) released?

Accepted Answer

GPT-5.6 Sol Pro (batch) was released on 2026-07-09. Its knowledge cutoff is 2026-02-16.

OpenAI: GPT-5.6 Sol Pro (batch)

openai/gpt-5.6-sol-pro:batch

OpenAI: GPT-5.6 Sol Pro (batch)

openai/gpt-5.6-sol-pro:batch

Frequently asked questions

Frequently asked questions