OpenAI, proprietary

GPT-5.6

GPT-5.6 is a OpenAI model tracked on Noometry for pricing and specifications. API pricing starts at $4 per million input tokens and $20 per million output tokens, with a 1.05M-token context window.

Last verified

Specifications

Noometry rank
Unranked
Index score
Not ranked
Evidence
0 results
Provider
OpenAI
Released
July 9, 2026
Weights
Proprietary
Reasoning
Yes
Context window
1.05M
Max output
128K
Input price
$4 / M
Output price
$20 / M
Blended price
$8 / M
Output speed
Not measured
Value
Not ranked
Knowledge cutoff
February 2026
Input
text, image, pdf

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Benchmark results

Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.

No public benchmark results are tracked for GPT-5.6 yet.

API pricing by provider

GPT-5.6 API prices
RouteInput $/MOutput $/MCached input $/MChecked
openai$4$20$0.402026-10-10

Compare GPT-5.6

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Frequently asked questions

How good is GPT-5.6?

GPT-5.6 is a OpenAI model tracked on Noometry for pricing and specifications. API pricing starts at $4 per million input tokens and $20 per million output tokens, with a 1.05M-token context window.

How much does GPT-5.6 cost?

GPT-5.6 costs $4 per million input tokens and $20 per million output tokens on OpenAI's own API, with cached input at $0.40.

What is GPT-5.6's context window?

GPT-5.6 accepts up to 1.05M tokens of input and can write up to 128K tokens in one response.

Is GPT-5.6 open source?

No. GPT-5.6 is proprietary and available only through OpenAI's API and partner platforms.