GPT-6 Astra Is Out — OpenAI’s First Critical Cyber Model
OpenAI just rolled out GPT-6 Astra — its first model designated Critical for cybersecurity. In this GenAI Geek explainer, we walk through the official launch details, Path to Astra benchmark numbers, and what you can actually call today (gpt-6-astra on the API) versus what is still gated.
What you'll learn
What GPT-6 Astra is and who gets it first (Enterprise Trusted Access, then Plus / Pro / Business / Enterprise)
Official proof numbers from Path to Astra — ExploitBench, jailbreak refusals, math results
API model id, pricing ($10 / $1M in · $50 / $1M out), and 1.05M context
How extra monitors work in ChatGPT, Codex, and the API
How Astra compares to GPT-5.6 Sol today — and why Daybreak Blue is still Sol
Limits: gated advanced cyber, system card still catching up, human review still required
Timestamps 0:00 — Welcome + hook (Critical cyber launch) 0:12 — Official OpenAI clip + Path to Astra proof cards 0:34 — Product model: GPT-6 Astra rollout tiers 0:48 — Workflow: monitors, review stops, gated cyber 1:04 — Capabilities OpenAI published (no exploit walkthrough) 1:22 — Ecosystem: ChatGPT, Codex, API, Daybreak note 1:36 — Comparison vs GPT-5.6 Sol 1:52 — Limits at launch 2:00 — Verdict + subscribe
Official sources
Launch post:

https://openai.com/index/gpt-6-astra/
API model page:

https://developers.openai.com/api/doc...
Path to Astra:

https://openai.com/index/path-to-astra/
API changelog:

https://developers.openai.com/api/doc...
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