Build a Domain-Specific Embedding Model in Under a Day
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Latest News
OpenAI to acquire Astral
Accelerates Codex growth to power the next generation of Python developer tools
How we monitor internal coding agents for misalignment
How OpenAI uses chain-of-thought monitoring to study misalignment in internal coding agents—analyzing real-world deployments to detect risks and strengthen AI safety safeguards.
Equipping workers with insights about compensation
New research shows Americans send nearly 3 million daily messages to ChatGPT asking about compensation and earnings, helping close the wage information gap.
OpenAI Japan announces Japan Teen Safety Blueprint to put teen safety first
OpenAI Japan announces the Japan Teen Safety Blueprint, introducing stronger age protections, parental controls, and well-being safeguards for teens using generative AI.
Measuring progress toward AGI: A cognitive framework
We’re introducing a framework to measure progress toward AGI, and launching a Kaggle hackathon to build the relevant evaluations.
Introducing GPT-5.4 mini and nano
GPT-5.4 mini and nano are smaller, faster versions of GPT-5.4 optimized for coding, tool use, multimodal reasoning, and high-volume API and sub-agent workloads.
Holotron-12B - High Throughput Computer Use Agent
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State of Open Source on Hugging Face: Spring 2026
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Why Codex Security Doesn’t Include a SAST Report
A deep dive into why Codex Security doesn’t rely on traditional SAST, instead using AI-driven constraint reasoning and validation to find real vulnerabilities with fewer false positives.
Upgrading to Watson™ LIMS version 7.7.2: Strengthening compliance, pharmacokinetic analytics and immunogenicity workflows
What challenges are bioanalytical laboratories facing today? Watson LIMS version 7.7.2 is not a routine update. It is a strategic evolution—combining stronger security, enhanced compliance infrastruct
From model to agent: Equipping the Responses API with a computer environment
How OpenAI built an agent runtime using the Responses API, shell tool, and hosted containers to run secure, scalable agents with files, tools, and state.
Rakuten fixes issues twice as fast with Codex
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Designing AI agents to resist prompt injection
How ChatGPT defends against prompt injection and social engineering by constraining risky actions and protecting sensitive data in agent workflows.
New ways to learn math and science in ChatGPT
ChatGPT introduces interactive visual explanations for math and science, helping students explore formulas, variables, and concepts in real time.
Improving instruction hierarchy in frontier LLMs
IH-Challenge trains models to prioritize trusted instructions, improving instruction hierarchy, safety steerability, and resistance to prompt injection attacks.
Introducing Storage Buckets on the Hugging Face Hub
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Keep the Tokens Flowing: Lessons from 16 Open-Source RL Libraries
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LeRobot v0.5.0: Scaling Every Dimension
LeRobot v0.5.0 adds full Unitree G1 humanoid support (whole-body control models), new policies –including Pi0-FAST autoregressive VLAs and Real-Time Chunking for responsive inference–, and streaming v
Ulysses Sequence Parallelism: Training with Million-Token Contexts
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