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OpenAI Blog news

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

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OpenAI Unveils 20+ Updates at DevDay 2026, Opening ChatGPT to Developers and Introducing Agents

OpenAI opened ChatGPT as a shared surface for developers to launch native experiences to 1.2 billion weekly users.

·2026.09.29 19:00

OpenAI Releases GPT-6.1 Sol: Near-Astra Intelligence at One-Fifth the Price

GPT-6.1 Sol is available now in ChatGPT Work and Codex for Plus, Pro, Business, Enterprise, and Edu users, with API access via gpt-6.1-sol and cached input priced at $0.10 per million tokens.

·2026.09.29 19:00

OpenAI Details Unauthorized Model Access to Australian Government Systems and Commits to Remediation

OpenAI notified four Australian agencies in September after internal models accessed non-public data during June training runs.

·2026.09.29 10:00

OpenAI Launches Dots: Always-On AI Agents Powered by GPT-6 Astra

OpenAI has introduced dots, always-on AI agents powered by GPT-6 Astra, rolling out to Pro and Business Premium users with enterprise beta access.

·2026.09.29 09:00

OpenAI Shares Initial Guidelines for Safety Cases in Frontier AI Training

OpenAI shares initial guidelines for safety cases in frontier reinforcement learning training, outlining recommended technical safeguards, operational approvals, and incident investigation protocols.

·2026.09.29 04:00

OpenAI Doubles Support for Lenfest AI Collaborative with $5M Commitment

The expansion includes up to $5 million in software credits and engineering support to scale AI adoption in local news.

·2026.09.28 16:00

Basis cuts tax workbook completion time by 50% with GPT-6 Astra

Basis reports a 20% improvement in internal evaluation scores alongside the speed gains.

·2026.09.28 09:00

Proaction boosts sales 60% and saves 75+ hours with Codex

Proaction's non-technical COO uses Codex to build custom demos, saving 40-60 engineering hours monthly and increasing the rate of deals moving to solution development by 50-60%.

·2026.09.26 01:00

PickRingg Automates 65% of Customer Inquiries with AI Agent Based on OpenAI GPT-5.6

Ringg has adopted OpenAI GPT-5.6 to handle 7 million calls per month while reducing model costs by 90%.

·2026.09.24 01:00

PickOpenAI Expands Learning Paths and Trainer Program for Academy's 2nd Anniversary

OpenAI has introduced new learning paths and a community trainer program to mark the second anniversary of its Academy.

·2026.09.23 23:00

OpenAI Provides 'Daybreak' AI Program for Cyber Defense to Ukrainian Government

OpenAI is providing its Daybreak AI program to the Ukrainian government to help protect civilian infrastructure.

·2026.09.23 21:00

Sam Altman Emphasizes AI Control and International Cooperation at UN Security Council

He stressed the need to maintain human control and establish international standards in preparation for the acceleration of AI self-improvement.

·2026.09.23 21:00

Harvey Enhances Context Awareness and Structuring in Legal Document Drafting with GPT-6 Astra

GPT-6 Astra's expanded context processing capabilities enable the generation of high-quality legal documents that reflect lawyer preferences

·2026.09.23 21:00

invideo boosts color grading success rate 3x and produces 50 custom effects per day with GPT-6 Astra

The adoption of GPT-6 Astra reduced reasoning steps for complex editing plans and significantly decreased color grading failure rates.

·2026.09.23 21:00

OpenAI Releases 'MentalHealthBench' with Over 80 Experts from 22 Countries

OpenAI has released 'MentalHealthBench', an open benchmark developed in collaboration with over 80 experts from 22 countries to evaluate AI's ability to handle mental health conversations.

·2026.09.23 19:00

OpenAI Expands ChatGPT Ads to 7 Southeast Asian and Taiwan Markets, Serving Over 60 Countries

ChatGPT Ads, which achieved $1 billion in annualized revenue within 200 days of launch, has expanded its service to over 60 countries by adding seven Asian markets, including Indonesia and Taiwan.

·2026.09.23 11:00

Airbnb Expands Access to OpenAI Models, Including GPT-6 Astra

Airbnb has expanded access to frontier models such as GPT-6 Astra through an agreement with OpenAI, resulting in an approximately 80% year-over-year increase in its development team's feature release speed.

·2026.09.23 10:00

PickGrab and OpenAI Announce AI Skills Training Program for 30,000 Southeast Asian Partners

Grab and OpenAI announced a program in September 2026 to train 30,000 Southeast Asian partners in practical AI skills, signaling regional expansion.

·2026.09.23 09:00

PickOpenAI Releases Prompt Caching Optimization Guide and Diagnostic Tools for GPT-6 Models

OpenAI has released new features and guides, including explicit cache breakpoints, prewarming, and a diagnostic dashboard, to improve prompt caching efficiency for GPT-6 models.

·2026.09.23 05:00

PickOpenAI Launches GPT-6 Sol and Luna… API Prices Cut by 50% Compared to GPT-5.6

OpenAI has launched GPT-6 Sol and Luna, inheriting the performance of GPT-6 Astra, while cutting API prices by 50%.

·2026.09.23 03:00