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Codex in Newsletters: September 2026

So far in September 2026, Codex came up in 29 newsletters across 49 issues, up from 22 newsletters in August. Most coverage came from Lenny's Newsletter, AI Fire and Ben's Bites. The busiest day was Sep 23, with 5 mentions.

29
Newsletters
+32% vs August
49
Issues
49
Mentions
#46
of 1,196 topics this month

Daily mentions

Sep 1Sep 25

Headlines mentioning Codex

Codex (Beginner → Advanced)
MarTech AI · Sep 20
Moving Higher Education into the Agentic Era: What Faculty Built at Codex Summer Studio
ChatGPT for Education · Sep 17
Building Codex with Tibo Sottiaux
The Pragmatic Engineer · Sep 9
🔥 I Made Claude Code and Codex Build 3 Websites. The Winner Surprised Me
AI Fire · Sep 8
Back to Claude
Ben's Bites · Sep 24
🦾 OpenAI and Anthropic ship new models 90 minutes apart, Snorkel raises at 3.5 billion, and YouTube builds a creator agent
Better Human · Sep 23
NVIDIA Cut AI Agent Costs in Half Without Touching the Model. Your Margins Live in the Harness
The VC Corner · Sep 23
The pacing era's first launch day
The Rundown AI · Sep 23
OpenAI says new GPT-6 models cost half as much
Superpower Daily · Sep 23
Instinct Is Clearing My Backlog
AI with Kyle · Sep 23

Newsletters covering Codex in Sep

Lenny's Newsletter5 issuesAI Fire5 issuesBen's Bites4 issuesAI with Kyle3 issuesThe Rundown AI3 issuesBetter Human2 issuesLatent.Space2 issuesThe Pragmatic Engineer2 issuesAI Supremacy 2 issuesSuperpower Daily2 issuesSupercompanies with Greg & Taylor1 issueThere's An AI For That1 issueThe Neuron1 issueWill Lockett's Newsletter1 issueAI Secret1 issueLast Week in AI1 issueThe AI Entrepreneurs1 issueThe VC Corner1 issueThe Looking Glass1 issueMachine Learning Pills1 issue

And 9 more.

Covered alongside Codex in Sep

OpenAI
27 shared issues
Claude Code
20 shared issues
Anthropic
16 shared issues
GPT-6 Astra
12 shared issues
ChatGPT
9 shared issues
ChatGPT Work
8 shared issues
Meta
7 shared issues
Claude
7 shared issues
OpenClaw
5 shared issues
Astra
5 shared issues
AI Agents
5 shared issues
GPT-6 Luna
4 shared issues

Codex month by month

September 2026August 2026 · 22July 2026 · 30June 2026 · 40May 2026 · 16

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Codex trend overview ·Top topics in September 2026 ·Top topics in August ·Trending now