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OpenAI · Text model · Limited

GPT-5.6 Cyber

OpenAI: for authorised vulnerability research and security testing developers.openai.com (opens in a new tab)

US$12.5Input / 1M
US$75Output / 1M
400KContext
–AA index
–Tokens/s
–Default level

Compare with similar models Open the Model Finder

Figures checked 1 Nov 2026. A dash means not published on the sources we checked, so it stays blank rather than estimated.

Charts

List price against similar models

US$ per 1M tokens, standard tier, short prompts. Output left blank where not published.

Show the data as a table
ModelInput US$/1MOutput US$/1M
GPT-5.6 Cyber12.575
Claude Mythos 5.11050

Full sourced profile

LabOpenAI
TypeText
StatusLimited developers.openai.com (opens in a new tab)
Released–
API accessLimited developers.openai.com (opens in a new tab)
API model IDgpt-5.6-cyber developers.openai.com (opens in a new tab)
API rate limitsBuild: 5,000 requests a minute, 1,000,000 tokens a minute. Launch: 10,000 requests a minute, 4,000,000 tokens a minute. Grow: 15,000 requests a minute, 40,000,000 tokens a minute developers.openai.com (opens in a new tab)Standard tier limits. Your tier rises with spend
Consumer app plans–
Price at each level–
Input per 1M tokensUS$12.5 developers.openai.com (opens in a new tab)
Output per 1M tokensUS$75 developers.openai.com (opens in a new tab)
Cached inputUS$1.25 developers.openai.com (opens in a new tab)
Batch in / out–
Other pricing–
Context window400K tokens developers.openai.com (opens in a new tab)
Max output128K tokens developers.openai.com (opens in a new tab)
Input typestext, image developers.openai.com (opens in a new tab)
Output typestext
WeightsClosed developers.openai.com (opens in a new tab)
ReasoningYes developers.openai.com (opens in a new tab)
Tool useYes developers.openai.com (opens in a new tab)
Artificial Analysis index–
Output speed–
Time to first token–
Reasoning levels–
Lab benchmark claims–
Limitations
  • For authorised vulnerability research and security testing only

Tools and MCP connectors that fit

OpenAI: Remote MCP servers as a tool in the Responses API developers.openai.com (opens in a new tab). These official remote MCP servers fit that rule. We have not tested each server with this model. A server that publishes a client list is left out when this lab is not on it.

Open the tool finder for GPT-5.6 Cyber

Similar alternatives

Same type, closest on quality index and blended price. A similarity, not a ranking.

Compare GPT-5.6 Cyber with Claude Mythos 5.1 and Amazon Nova 2 Lite

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Latest news from OpenAI

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OpenAI United States

OpenAI trims its funding round to up to US$20bn

CNBC confirmed OpenAI is now seeking up to US$20bn, down from about US$30bn, and the FT put the post-money valuation at US$1.25tn. The round is still open. Less fresh equity means more scrutiny of every gigawatt OpenAI has signed for.

Source: CNBC (opens in a new tab)

OpenAI United States

GPT-6.1 Terra halves the price and works your computer for you

OpenAI says Terra matches GPT-6 Astra on Agents' Last Exam at a tenth of the price per token and finishes tasks over 3x faster.

Source: OpenAI (opens in a new tab)