GPT-5.6 Cyber

proprietary

An alias for our most advanced purpose-trained cybersecurity models, for approved defenders conducting advanced, authorized vulnerability research, exploit validation, and security testing.

Intelligence
Reasoning
Speed
Context
400K
Max output
128K
Input price
$12.5/1M tokens
Output price
$75/1M tokens

Capabilities

Reasoning & Interaction
Reasoning
Tool Calling
Output Control
Structured Output
JSON Mode
Infrastructure
Streaming
Batch Processing

Details

Model IDgpt-5.6-cyber
Provider OpenAI
Creator openai
Familygpt-5.6
Licenseproprietary
Statusactive
Typechat
Input modalitiestext, image
Output modalitiestext
Open weightNo
Parameters—
Architecture—
Context window400K tokens
Max input272K tokens
Max output128K tokens
Reasoning tokensYes
Knowledge cutoff
Release date—
Sourceofficial

Tools

Function Callingfunction_calling
Call external functions and APIs

Endpoints

ResponsesPOST
Stateful multi-turn conversationshttps://api.openai.com/v1/responses

Pricing

Text tokensPer 1M tokens
InputOutputCached input30m write12h write
Standard$12.5$75$1.25$15.625$31.25

Family Comparison: gpt-5.6

ModelContextMax outPricing
GPT-5.6 Luna1.1M128K$0.2$1.2
GPT-5.6 Terra1.1M128K$2$12
GPT-5.6 Sol1.1M128K$4$20
GPT-5.6 Cyber400K128K$12.5$75

API

GET/v1/models/openai/gpt-5.6-cyber

GPT-5.6 Cyber

gpt-5.6-cyber

An alias for our most advanced purpose-trained cybersecurity models, for approved defenders conducting advanced, authorized vulnerability research, exploit validation, and security testing.

gpt-5.6-cyber
Changes · 5 entries
gpt-5.6-cybercreateca7a400Nov 2, 2026, 03:02 AM
gpt-5.6-cyberupdate4e8b6afOct 21, 2026, 06:35 AM
pricingtiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
gpt-5.6-cyberupdate6e8bf55Sep 30, 2026, 06:40 AM
page_urlhttps://developers.openai.com/api/docs/models/gpt-5.6-cyber→https://developers.openai.com/api/docs/models/gpt-daybrea...
tools["web_search","file_search","image_generation","code_inte...→["function_calling"]
gpt-5.6-cyberupdate118451aSep 24, 2026, 07:08 AM
namegpt-5.6-cyber→GPT-5.6 Cyber
pricingtiers[{"label":"Text tokens","unit":"Per 1M tokens","columns":...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...
tools["function_calling"]→["web_search","file_search","image_generation","code_inte...
endpoints["responses","chat_completions","batch"]→["responses"]
descriptionAn alias for our most advanced purpose-trained cybersecur...
aliasgpt-daybreak-red-latest
taglineOur most advanced cybersecurity model for authorized vuln...
snapshots["gpt-5.6-cyber"]
gpt-5.6-cybercreate3cddff5Aug 13, 2026, 02:54 AM