
GPT-5.6 Sol Ultra Coming to Codex with Cooperative Subagents
GPT-5.6 Sol Ultra is coming to Codex with trained subagents that communicate during tasks, reportedly hitting 91.9% on Terminal-Bench 2.1. What HN thinks.
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GPT-5.6 Sol Ultra is coming to Codex with trained subagents that communicate during tasks, reportedly hitting 91.9% on Terminal-Bench 2.1. What HN thinks.

Non-developers using AI agents need platform engineering. What OpenAI's workplace agent data signals, and the paved paths, policy and receipts teams need.

Codex Record & Replay companion guide: record a recurring computer task once in OpenAI Codex and replay it as a reusable automation skill, plus where it fits.

GPT-5.5 in 7 minutes: a companion guide to the video review of the new OpenAI model in ChatGPT and Codex - benchmarks, Codex agents, context window and pricing.

OpenAI Codex in 7 minutes: a companion guide to the video tour of the Codex desktop app, plan and goal modes, plugins, multi-agent workflows and UI annotation.

OpenAI June 2026 API updates as an agent control plane: workload identity, Admin APIs, Secure MCP Tunnel, moderation scores, billing and cache retention.

Codex-Maxxing done right is bounded autonomy: AGENTS.md, small worktrees, explicit stop conditions and review checkpoints for long-running Codex workflows.

OpenAI Agent Builder, hosted Evals and reusable prompts shut down November 30. A migration plan to the Agents SDK, repo-owned prompts and eval receipts.

OpenAI Daybreak and Patch the Planet show the agentic AppSec bottleneck is patching. Security agents matter when they ship validated fixes maintainers merge.

A Codex CLI SQLite logging bug wrote TRACE logs that could wear out SSDs. What caused it, the merged fixes, and what to check if you run Codex heavily.

The Transformer co-creator leaves Google DeepMind for OpenAI just two years after Google paid $2.7 billion to bring him back from Character.AI.

Codex Computer Use is now available in the EEA, UK and Switzerland, and Codex CLI 0.140.0 adds a selective Claude Code import. What shipped, per the changelog.
Showing 61-72 of 117 articles

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