Model

Codex

Latest development: Oct 21, 2026
Published intelligence: 21
Active developments: 0

Follow Codex to track meaningful changes across developments involving Codex.

Latest intelligence

OpenAIOct 21, 2026
OpenAI models are coming to Google Cloud
OpenAI announced a partnership with Google Cloud to offer its frontier models and Codex workflows through Google Cloud Marketplace, integrating them into Gemini's Model Garden.
The DecoderOct 17, 2026
Deepseek V4.1 Flash 1017 beats larger rivals in agentic tasks while once again massively cutting per-task costs
DeepSeek has released V4.1-Flash-1017, an open-weight model that reportedly completes tasks faster, generates shorter outputs, and improves upon its predecessor's benchmarks on agentic tasks. Alongside the model, the company introduced Search and Fetch APIs priced at $0.75 per 1,000 calls, with temporary free access offered for integration in tools like Claude Code and Codex.
OpenAIOct 14, 2026
How Third Moment Research runs 10,000 agents for 36+ hours
OpenAI highlights how AI lab Third Moment Research deploys fleets of 10,000 autonomous agents running for over 36 hours. The organization utilizes models and tools including GPT-6 Astra, GPT-6.1 Sol, Codex, and Daybreak to build cybersecurity agents designed to operate over multi-day horizons.
DevelopmentStableOct 5, 20261 report
OpenAI implements watermarking for ChatGPT text in the EU
DevelopmentNewSep 29, 20261 report
OpenAI approaches $70 billion in annualized revenue
DevelopmentStableSep 29, 20262 reports
OpenAI updates Codex with reusable cloud environments
DevelopmentNewSep 22, 20261 report
Software vendors discount AI products for enterprise clients
DevelopmentNewSep 17, 20261 report
Researchers discover shared vulnerability across major AI coding agents
DevelopmentNewSep 11, 20261 report
OpenAI releases Agents API
DevelopmentNewSep 10, 20261 report
OpenAI pauses Pro subscription sign-ups due to Astra demand

Related developments

Development2 independent sources

OpenAI updates Codex with reusable cloud environments

TechCrunch reports that OpenAI is updating its Codex platform with reusable cloud development environments that operate across devices. Claims are as reported; this summary makes no determination about accuracy or significance.

High confidence
Corroborated

OpenAI gives Codex reusable cloud environments that work across devicesTechCrunch · Independent reporting · Sep 29, 2026
OpenAI expands Codex and its API at DevDay with security scans, a Decisions API, and UltrafastThe Decoder · Independent reporting · Sep 29, 2026

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DevelopmentNew1 independent source + 1 further report

OpenAI developing persistent execution feature for Codex

OpenAI is developing an experimental "Persistent Mode" for its Codex AI agent, allowing the system to run indefinitely in the background and autonomously create follow-up tasks. Code references discovered by WIRED were confirmed by OpenAI. Claims are as reported; this summary makes no determination about accuracy or significance.

Moderate confidence
Limited corroboration

Always-on and self-starting AI agents might be OpenAI's next big playThe Decoder · Independent reporting · Aug 28, 2026
OpenAI Is Developing a ‘Persistent’ AI AgentWIRED · Additional reporting · Aug 27, 2026

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