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Stories about Codex

OpenAI prepares a $500-per-month ChatGPT Pro Max plan
🔥 3 sources

OpenAI prepares a $500-per-month ChatGPT Pro Max plan

OpenAI is preparing a new ChatGPT Pro Max subscription priced at $500 per month. Leaked code strings and screenshots indicate the plan may include faster Codex performance. The rollout date remains unclear.

Sep 24, 2026· BleepingComputer
Researchers used Anthropic’s Claude to access OpenAI accounts and code repository
🔥 4 sources

Researchers used Anthropic’s Claude to access OpenAI accounts and code repository

Three researchers at Hacktron used Anthropic’s Claude Opus 5 to chain vulnerabilities and gain access to several OpenAI employees’ ChatGPT and Codex accounts. One compromised account provided access to an internal OpenAI code repository. The effort took less than 72 hours, and OpenAI paid the researchers a $6,500 bounty.

Sep 18, 2026· BeInCrypto
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Latest Codex articles

OpenAI is adding text watermarking in ChatGPT and Codex

OpenAI is adding text watermarking in ChatGPT and Codex

An invisible, machine-readable watermark in text output is rolling out to ChatGPT and Codex, but only for users in the European Union at first. OpenAI says its textGrain watermarking "matched or exceeded" other approaches like Google DeepMind's SynthID for text, which is also the basis for the watermarking Anthropic announced in August. Like OpenAI, Anthropic […]

Codex
Oct 5, 2026 · byThe Verge
Claude Opus 5 Helped Researchers Take Over OpenAI Staff Accounts via Chained Flaws

Claude Opus 5 Helped Researchers Take Over OpenAI Staff Accounts via Chained Flaws

Three researchers at the security firm Hacktron used Anthropic's Claude Opus 5 to chain two flaws and take over the ChatGPT and Codex accounts of several OpenAI employees, then reach an internal OpenAI code repository. The chain began with a bug in the software that runs OpenAI's public help forum and moved through a weakness in OpenAI's own login system. This was security research,

AnthropicCodexOpenAI
Sep 19, 2026 · byThe Hacker News
Anthropic’s Claude helped 3 researchers breach OpenAI in under 72 hours

Anthropic’s Claude helped 3 researchers breach OpenAI in under 72 hours

Anthropic’s Claude helped three security researchers breach OpenAI accounts and reach an internal code repository within 72 hours. Researchers at cybersecurity startup Hacktron chained an image-processing vulnerability with a flaw in OpenAI’s identity infrastructure in July to gain access to multiple employees’ ChatGPT and Codex accounts. One compromised Codex account was connected to OpenAI’s GitHub […] The post Anthropic’s Claude helped 3 researchers breach OpenAI in under 72 hours appeared first on CryptoSlate .

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Sep 19, 2026 · byCryptoSlate