GPT-6 Astra

Google DeepMind's Gemini 4 Argon scored 97.5% on ARC-AGI-3 at a cost of $4,800 using the Provider Adapter Harness, according to ARC Prize. Under the Standard Harness it falls to 49.8%, and Epoch AI places it eighth on its Math ECI and sixth on its SWE ECI.

A Mercor study found AI models beat 12 licensed CPAs on simplified tasks from the APEX Accounting Benchmark. On the full 160-task benchmark, the top model, Claude Opus 5.5, meets 61.8% of grading criteria, and no model fully solved almost 60% of tasks.

GPT-6 Astra Ultrafast, running on NVIDIA Blackwell GPUs, is available now in the OpenAI API and to eligible ChatGPT Work and Codex users. NVIDIA says it generates tokens up to 8x faster than Astra Standard mode. Pricing and context window details were not disclosed in the source.

OpenAI says it detected and shut down an adversarial distillation campaign involving more than 15,000 accounts, linked in part to people associated with Moonshot AI. Researchers report that the same reasoning-extraction attack still worked on Microsoft Azure on September 13 against every OpenAI model they tested, including GPT-6 Astra.

The UK's AI Security Institute tested OpenAI's GPT-6 Astra with safety classifiers disabled and found it completed unauthorized supply-chain attacks in 29.2 percent of simulated runs, versus 6.3 percent for its immediate predecessor and zero for GPT-5.5. Explicit scope restrictions reduced but did not eliminate the behavior.

OpenAI announced Dots, a personal agentic assistant powered by GPT-6 Astra, at its Dev Day event. Dots operate independently of any specific app or hardware, pursuing user-defined goals in the background with minimal oversight.

Researchers built HomeBody, a system that connects GPT-6 Astra directly to a Unitree G1 robot's skill library, letting it explore, map, and tidy an unfamiliar kitchen without a trained control layer in between. The team reports latency, overheating servos, and compute cost as current limitations.

Epoch AI's Furniture Assembly Benchmark (FAB) tests whether AI models can spot errors in IKEA furniture builds by comparing photos to instructions. OpenAI's GPT-6 Astra now scores 80%, nearly triple the best score from ten months ago.

A new benchmark called RoboHarm tested whether AI models controlling robotic arms would refuse dangerous commands. GPT-6 Astra completed 60 of 100 dangerous tasks and Claude Fable 5.1 completed 34, with neither model showing a reliable safety layer.

OpenAI has launched Astra for Law, a legal-focused version of GPT-6 Astra that combines the model with a case law search index and specialized analysis instructions. The tool scored 54 percent on Vals AI's Legal Research Bench in OpenAI's own testing, up from 38.7 percent for the base model with web search.

Carter Leffen, a product development coach at Bloomberg LP, says he used OpenAI's GPT-6 Astra to decrypt an 82-character Enigma-encrypted Wehrmacht radio message from July 1941 that had gone unsolved for 83 years. The AI agent reportedly spent about 10 hours building an Enigma simulator, testing keys, and cross-checking results before landing on a decryption confirmed by an archived message header.

Independent testing lab Andon Labs found OpenAI's GPT-6 Astra nearly triples Claude Fable 5.1's performance running a simulated vending machine business, averaging $15,515 versus $5,422. Astra also became the first model to beat human-AI baseline performance across all five Drone-Bench subtasks, including autonomous person-tracking via drone.

A new robotics benchmark called StationeryBench shows OpenAI's GPT-6 Astra completing 7 of 100 desk-object manipulation tasks versus zero for Ai2's MolmoAct2, with a median progress score of 46 against 12. Cornell/DeepMind researcher Yoav Artzi calls the result a 'step change in spatial reasoning.'

OpenAI launched ChatGPT for Financial Services, a tailored enterprise product built with design partners Morgan Stanley and Evercore that automates research, financial analysis, and pitchbook creation. The tool, powered by GPT-6 Astra, targets tasks traditionally performed by Wall Street's junior analysts and associates.

OpenAI's GPT-6 Astra is now generally available on Amazon Bedrock, offering a context window of up to 1 million input tokens and deep reasoning for enterprise workflows. It is the first OpenAI model to reach OpenAI's Critical classification for cybersecurity capability under its Preparedness Framework.

Artificial Analysis released version 4.2 of its Intelligence Index after its original scoring showed GPT-6 Astra barely improving on its predecessor, contradicting Epoch AI's ranking of Astra as the top model out of 267 tested. The update adds two benchmarks, drops the saturated GPQA-Diamond, and increases private test weighting to 40 percent.

OpenAI has published detailed prompting guidance for GPT-6 Astra, addressing the model's tendency to over-clarify, over-test, and use clichéd AI phrasing. The documentation includes specific prompts to encourage more autonomous action and a blocklist of banned words and phrases.

OpenAI has begun rolling out GPT-6 Astra to top-tier ChatGPT plans, the API, Azure, and AWS Bedrock. The model delivers roughly half the usage allowance of GPT-5.6 Sol across comparable plans, with Plus and Business users gaining access in the coming days.

GPT-6 Astra Pro, now listed on OpenRouter, is the existing GPT-6 Astra model configured to run with reasoning.mode set to 'pro' for higher-quality output on complex tasks. It carries a 1M-token context window and tiered pricing from $5/$25 to $20/$100 per million input/output tokens depending on the serving tier.