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Initial research 2026-09-21OpenAI

GPT-6.1 Sol

Provider status: active · Identity verified 2026-10-15 · Official catalog

Inspect the documented capabilities, access conditions and sources for your task.

Initial research: 2026-09-21. Check current terms before choosing.

Automated fact checks · 8 fields

AI extraction with a second evidence validation pass. These dates apply to the listed fields.

  • Input token price · 2026-10-11 · Source
  • Output token price · 2026-10-11 · Source
  • API access · 2026-10-06 · Source
  • identity · 2026-10-15 · Source
  • Work with long documents · 2026-10-04 · Source
  • Call tools and functions · 2026-10-04 · Source
  • Understand images · 2026-10-04 · Source
  • Use extended reasoning · 2026-10-04 · Source

Updated

The facts

Version
6.1
Price
$2 input / $10 output per million tokens. API usage. Tokens are pieces of text sent to or generated by the model. This is not a chat subscription.
API
✓Supported
Open weights
?Not verified
Commercial use
unknown
Long context
✓Supported

1,050,000 token context window

Source for Long context (opens in a new tab)
Tool use
✓Supported

Function calling supported; use Responses API for tool calling

Source for Tool use (opens in a new tab)
Vision input
✓Supported

Image input supported

Source for Vision input (opens in a new tab)
Extended thinking
✓Supported

Reasoning token support with efforts: low, medium, high, xhigh, max

Source for Extended thinking (opens in a new tab)

From the publisher

Automatic source checks. These do not change the verification date of the facts above.

Sources

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Beyond feature support

Quality evidence.

How well a model performs depends on the task, version, and settings.

We have not published a reviewed quality evaluation for these versions yet. Feature support and price do not establish output quality.

Try the same small task with each option. Check accuracy, consistency, and how much editing you need to get a usable result.

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