Topic · 20 stories
20 stories tagged codex on AI Tamer, newest first.
Google's EGM plugin splits agent work into a long design session and stateless reviewers that vet the spec. Installs in Antigravity, Claude Code, Codex.
Version 2.0 replaces DeepSWE with Cognition's FrontierCode. Claude Code with Opus 5.5 scores 61.7; Codex with GPT-6.1 Sol posts 54.1 at about $1.51 a task.
GPT-6 Astra, GPT-6.1 Sol and GPT-6 Luna enter Google Cloud's Model Garden in private preview, billed against GCP commits. GA is weeks away; no prices yet.
OpenAI says its team merged more than 1,400 cleanup pull requests with GPT-6 Astra in Codex. The cost and CI figures are OpenAI's own.
Codex CLI 0.163.0 checks permission before a DNS lookup and removes a macOS Seatbelt allowance for outbound port 53. Three merged pull requests describe it.
Since Codex CLI 0.157.0, an interactive session starts a background daemon by default. The flag is still on in 0.162.1.
Tibo says GPT-6.1 Sol's default context in Codex and Work is now 500k, up from 272k, to cut auto-compactions. On the API, prompts past 272K input tokens still cost more.
Generate n samples per problem, count the passes, and compute 1 - C(n-c,k)/C(n,k). The common 1-(1-p)^k shortcut underestimates pass@k.
OpenAI says Codex on Windows has a new sandbox mode on Microsoft Execution Containers, for faster setup, stronger network enforcement and granular file access. It needs a compatible Windows 11 device.
Atlassian and OpenAI say newer OpenAI models are in Rovo's mix, and that ChatGPT and Codex can read Atlassian context. VentureBeat reports a rebuilt MCP server and an undisclosed spend deal.
Tibo says Auto-review is free for people signed in with ChatGPT, under settings, permissions, auto-review. The community thread says it does not count against plan usage. The changelog has no 6 October entry for it.
Tibo says GPT-6 Astra and GPT-6.1 Sol are ~50% faster by default on a subscription, including Sign in with ChatGPT partners. The figure is approximate and vendor-reported, and this is day 1 of a stated 28-day cadence.
OpenAI's 2 October 2026 guide tells builders how to pick a GPT-6 model, cache context, and steer long runs. It restates product features and customer stories rather than shipping a new model.
JetBrains opened early access for Air in JetBrains IDEs—Marketplace plugin or native in 2026.3 EAP. Bring-your-own Codex, Copilot, Claude, Junie, and ACP; multi-agent sessions. Early access, not generally available.
OpenAI Codex CLI rust-v0.159.0 (2026-09-29) adds opt-in instant_interrupt, richer native Mermaid, draft/blank-session recovery, and default .aws sandbox protection—plus Windows MCP launch fixes. Chores drop prompt_suggestions and the plugin-creator skill. Jump past live 0.156; ignore 0.158 alphas.
VS Code Stable 1.140.0 (Sep 30, 2026) ships experimental multi-folder agent sessions, remote Agent Host delegation (tools off by default), Copilot harness on Agent Host, HydraFusion research preview, and Local-only OTel identity capture.
At DevDay 2026 OpenAI turned Codex cloud from one throwaway sandbox per task into published setups with saved per-task state. What changed, what it costs you, and what it still cannot do.
As of 30 September 2026, OpenAI announced that the reset would extend beyond DevDay attendees; affected products and plans remain unspecified.
OpenAI Codex CLI rust-v0.156.0 adds optional fullscreen /tui, voice on by default, and /usage analytics. Hotfix 0.156.1 wires GPT-6 Sol/Luna into the model picker and rate-limit prompt. It gives no API pricing; the 0.158 alphas are out of scope.
OpenAI’s Agents API (public beta since 2026-09-10) exposes a managed Codex harness via sessions, MCP, subagents, and sandboxes. Billing = model + tool + container rates. US residency only; not ZDR-eligible even with self-hosted.
