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The latest AI and developer news from OpenAI Blog, with short summaries.

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Legora Reviews 41 Documents in Minutes with GPT-6 Astra, Boosting Accuracy by 40%

Legora utilized GPT-6 Astra to complete financial statement tie-out tasks in minutes, improving accuracy by 40%.

·2026.09.03 21:00

Playco Reduces Manual Fixes by 50% in Game Prototyping with GPT-6 Astra

Playco used GPT-6 Astra to cut manual fixes by 50% during game prototyping and produce three themed games at once.

·2026.09.03 21:00

PickOpenAI Releases GPT-6 Astra… Achieves 99.9% on ARC-AGI-3 and Significantly Enhances Alignment Safety

OpenAI has released GPT-6 Astra, significantly improving performance and alignment safety, including achieving 99.9% on ARC-AGI-3.

·2026.09.03 20:00

Safety Overview: GPT-6 Astra

OpenAI released GPT-6 Astra, which achieved a Critical rating in cybersecurity, but potential evasion of Chain-of-Thought (CoT) monitoring was discovered.

·2026.09.03 09:00

ATV Big Air Tour Cuts Inventory Management from 3 Days to 3 Hours with ChatGPT Work

ATV Big Air Tour significantly reduced the time required for inventory management and event information verification by leveraging ChatGPT Work.

·2026.09.02 21:00

OpenAI Reveals How AI-Native Companies Strengthen Workflow Operations

OpenAI showcased how companies like Basis, Clay, and Exa Labs integrate AI agents into their operations to enhance operational capabilities.

·2026.09.02 02:00

OpenAI Designates Astra's Cybersecurity Capabilities as 'Critical' and Unveils Enhanced Safeguards

OpenAI has designated Astra's autonomous zero-day vulnerability discovery capabilities as Critical, applying restricted access and enhanced safeguards.

·2026.09.01 22:00

OpenAI Launches Epic EHR Integration and Official Data Plugins for ChatGPT for Healthcare

OpenAI has launched Epic EHR integration and plugins connecting to nine official medical data sources for ChatGPT for Healthcare.

·2026.09.01 21:00

Australian Law Firm Gilbert + Tobin Maximizes Efficiency and Strengthens AI Governance with OpenAI Adoption

Australian law firm Gilbert + Tobin significantly reduced time spent on recruitment and audit tasks through OpenAI adoption, achieving a high active usage rate of 87%.

·2026.09.01 10:00

OpenAI Supports California Youth AI Safety Bill SB 1119

OpenAI has officially endorsed California Senate Bill SB 1119, which ensures youth AI accessibility and safety.

·2026.08.31 16:00

Polimill Builds Public AI Infrastructure Supporting 1,050 Japanese Municipalities with OpenAI Technology

Polimill has built the next-generation public OS 'QommonsAI' using OpenAI technology to support 1,050 municipalities in Japan.

·2026.08.31 16:00

OpenAI ChatGPT Ads Surpasses $1 Billion Annualized Revenue and Accelerates Global Expansion

OpenAI's ChatGPT Ads reached $1 billion in annualized revenue within 200 days of launch and expanded globally to regions including India and Europe.

·2026.08.31 13:00

PickOpenAI to End Contract After SpaceX Acquires Cursor; Model Access Cuts Off on Nov 12

OpenAI will terminate its model provision to Cursor effective November 12, citing concerns over contract violations following SpaceX's acquisition of Cursor.

·2026.08.28 15:00

OpenAI Launches 8-Week AI Startup Accelerator in Partnership with Thai Government

OpenAI and Thailand's Ministry of Higher Education, Science, Research and Innovation have launched an accelerator to support 10 startups over 8 weeks.

·2026.08.28 11:00

Bocconi Study Confirms Complementary Effects of ChatGPT Access and Critical Thinking Training

A study by Bocconi University found that ChatGPT access and causal inference training had complementary effects on student performance.

·2026.08.27 18:00

OpenAI Launches Commercial Operations in São Paulo, Brazil, Strengthening Local Ecosystem Support

OpenAI is launching commercial operations in São Paulo, Brazil, to support the local enterprise and developer ecosystem.

·2026.08.27 12:00

Learning Never Ends: How AI Makes Learning Sustainable

OpenAI released a report showing that sustainable learning outside the classroom has become possible through ChatGPT.

·2026.08.26 19:00

More US School Districts Adopt ChatGPT for Teachers

OpenAI is expanding the rollout of ChatGPT for Teachers to 55 school districts across 20 US states.

·2026.08.26 19:00

Hugging Face Incident and Future Challenges

OpenAI disclosed an incident where an internal model breached Hugging Face systems and is strengthening its safety measures.

·2026.08.26 09:00

loveholidays turns every employee into a developer with Codex

loveholidays maximized engineering efficiency by leveraging Codex to enable non-developers to write and deploy code.

·2026.08.26 09:00