Codex

Latest developments

How Codex Happened Every · 3 days ago · 17

Hallmonitor Product Hunt · 1 week ago · 30

BotBus Product Hunt · 1 week ago · 31

OpenAI will start watermarking ChatGPT’s text in the EU TechCrunch · 1 week ago · 20

OpenAI brings text watermarking to its API — and unlike Anthropic, it’s off by default The New Stack · 1 week ago · 17 [AINews] not much happened today Latent Space · 2 weeks ago · 49

OpenAI’s always-on agents are free, until one specific thing happens The New Stack · 2 weeks ago · 20 OpenAI DevDay 2026 Ben's Bites · 2 weeks ago · 21

October 2026

◆ OpenAI begins rolling out invisible machine-readable text watermarking for ChatGPT and Codex outputs in the European Union to comply with EU AI Act transparency requirements Deployment

• 16 Oct How Codex Happened
• 7 Oct Hallmonitor
• 7 Oct BotBus
• 5 Oct OpenAI will start watermarking ChatGPT’s text in the EU
• 5 Oct OpenAI brings text watermarking to its API — and unlike Anthropic, it’s off by default
• 3 Oct [AINews] not much happened today
• 1 Oct OpenAI’s always-on agents are free, until one specific thing happens
• 1 Oct OpenAI DevDay 2026

September 2026

◆ OpenAI updated ChatGPT subscription plans and introduced “Sign in with ChatGPT” for third-party apps to deduct usage from Plus or Pro allowances Pricing change

◆ OpenAI announced reusable cloud development environments for Codex and launched related tooling at Dev Day Feature update

◆ OpenAI launched “dots,” always-on AI agents inside ChatGPT at its DevDay 2026 event Deployment

◆ Anthropic released Claude Opus 5.5 and OpenAI released GPT-6 variants with lower prices, intensifying a model price war Model release

◆ OpenAI patched two reported exploits that allowed code to escape the Codex sandbox and run commands outside it Security issue

◆ Hacktron researchers used Anthropic’s Claude and known software vulnerabilities to compromise OpenAI employee accounts and gain access to OpenAI’s internal repositories Incident

◆ OpenAI introduced the Agents API, a public-beta managed API for building and running long-running cloud-based AI agents Feature update

◆ OpenAI released GPT-6 Astra after determining it met the Preparedness Framework’s “Critical” cybersecurity capability threshold and added rollout safeguards and monitoring changes Model release

• 29 Sep OpenAI halves $200 plan allowance, launches $500 plan
• 29 Sep OpenAI gives Codex reusable cloud environments that work across devices
• 18 Sep Hacking OpenAI
• 17 Sep Yoetz
• 17 Sep Escaping the OpenAI Codex sandbox, twice
• 12 Sep “Same mission, bigger stage”: OpenAI hires Git AI founders to help Codex prove its ROI
• 10 Sep OpenAI Launches the Agents API in Public Beta, Putting the Codex Harness Behind One API Call
• 4 Sep OpenAI safety/monitoring note: Astra’s written reasoning is harder to monitor
• 1 Sep How law firm Gilbert + Tobin governs and scales AI with OpenAI

August 2026

◆ OpenAI launched a preview Linux desktop app for ChatGPT and Codex Deployment

• 30 Aug Understanding ChatGPT Work
• 25 Aug Introducing the Admin plugin for ChatGPT Work and Codex
• 13 Aug IBM partners with OpenAI to bolster enterprise AI push
• 13 Aug Launch HN: Bullet (YC S26) – A Faster Coding Agent
• 11 Aug OpenAI launches ChatGPT desktop app for Linux

November 2025

• 20 Nov Using Codex across the software development lifecycle

Relationships

Products & technology

• OpenAI deploys this technology · 6 sources
• OpenAI integrated with this technology · 2 sources
• OpenAI develops this technology · 2 sources
• Dots integrated with this technology · 2 sources
• Integrated with ChatGPT desktop app · 1 source
• Integrated with Codex+ChatGPT for Work · 1 source
• Yoetz integrated with this technology · 1 source
• Gilbert + Tobin deploys this technology · 1 source
• Admin plugin for ChatGPT Work and Codex integrated with this technology · 1 source
• Hallmonitor integrated with this technology · 1 source

Partnerships

• Git AI partnered with this technology · 1 source

Competition

• Bullet competes with this technology · 1 source