GPT-5.6 Sol API and credit pricing cut by over 20%Claude Security now scans GitHub repos with Mythos 5 Zero Data Retention continues with Private Safety Processing preview for stronger safety Claude can now send Gmail emails and manage Google Drive files Strengthen monitoring for high-risk training and pause RL runs Approved defenders can advance advanced vulnerability research with GPT-5.6-Cyber Cyclone forecasts now provide over a day of extra lead time Talk while reasoning or using tools without conversation breaks AI delivers new results on 10 long-standing math problems with proofs released GPT-5.6 Luna and Terra prices drop 80% and 20%, with faster Sol option added Opus 5 now available on all paid plans and API Securely link health records to understand symptom changes and test results in context Run code inside notes for deeper analysis GPT-Red boosts prompt injection resistance significantly Cut lesson prep time with AI You can move from conversation to documents faster Run AI inference in the browser and cut wait time Review how you use Claude and cut waste Long tasks can move from draft to presentation more easily Track the latest safety rules for bigger models GPT-5.6 Sol API and credit pricing cut by over 20%Claude Security now scans GitHub repos with Mythos 5 Zero Data Retention continues with Private Safety Processing preview for stronger safety Claude can now send Gmail emails and manage Google Drive files Strengthen monitoring for high-risk training and pause RL runs Approved defenders can advance advanced vulnerability research with GPT-5.6-Cyber Cyclone forecasts now provide over a day of extra lead time Talk while reasoning or using tools without conversation breaks AI delivers new results on 10 long-standing math problems with proofs released GPT-5.6 Luna and Terra prices drop 80% and 20%, with faster Sol option added Opus 5 now available on all paid plans and API Securely link health records to understand symptom changes and test results in context Run code inside notes for deeper analysis GPT-Red boosts prompt injection resistance significantly Cut lesson prep time with AI You can move from conversation to documents faster Run AI inference in the browser and cut wait time Review how you use Claude and cut waste Long tasks can move from draft to presentation more easily Track the latest safety rules for bigger models

Official sources only. Rumors, leaks, and get-rich schemes are excluded.

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AI BriefingOpenAIFeature Updates19:29

AI summarized from verified sources

OpenAI Launches GPT-5.3-Codex for Advanced Coding Agents

Process coding tasks faster and cheaper, enabling easier agentic development.

SOURCE CHECK

2 sources

VERIFIED

Sources

Primary / x.com

Official Docs

Supporting / developers.openai.com

Official Docs

Key Points

1Supports 400,000 token context length
2Maximum output of 128,000 tokens with streaming and function calls
3Pricing: $1.75 per 1M input, $14 per 1M output tokens
4Available across various APIs including Chat Completions

OpenAI released GPT-5.3-Codex for developers via Responses API and others. It delivers 25% faster processing with improved token efficiency and adjustable reasoning from low to extra-high complexity, handling complex coding efficiently.

What changed

OpenAI released GPT-5.3-Codex for developers via Responses API and others. It delivers 25% faster processing with improved token efficiency and adjustable reasoning from low to extra-high complexity, handling complex coding efficiently.

Why it matters

Process coding tasks faster and cheaper, enabling easier agentic development.

What to watch

Process coding tasks faster and cheaper, enabling easier agentic development. Key checks: Supports 400,000 token context length / Maximum output of 128,000 tokens with streaming and function calls / Pricing: $1.75 per 1M input, $14 per 1M output tokens.