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Tools2026-06-12 · source-backed
OpenAI's changelog shows a Codex refresh several rankings now place at #1 for terminal-driven agentic coding. The release also optimizes TUI startup and session restore by querying the state DB first. The coding-agent tier keeps compressing. No single tool is safely ahead for long right now, which is good for builders and rough for anyone trying to standardize.
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Terminal-Bench 2.1 results (entries dated June 17) put Codex CLI on GPT-5.5 first at 83.4%, Claude Code on Fable 5 second at 83.1%, and Claude Code on Opus 4.8 at 78.9%. The asterisk matters more than the ranking: Fable 5 and Mythos 5 have been export-suspended since June 12,...
OpenAI's latest Codex refresh gives the agent controlled CDP access for performance profiling and deep debugging of network traffic, console output, runtime errors, and page state, plus an /init command and expanded Computer Use controls (OpenAI Codex Changelog). Recent rankin...
Three features in one release. Each one would've been a headline on its own. OpenAI shipped Codex CLI v0.130 with a codex remote-control entrypoint for headless, remotely controllable agent sessions. Computer use that lets Codex see, click, and type in macOS applications. And...
OpenAI shipped GPT-5.5 on April 23, six weeks after 5.4. The capability jump is real: 82.7% on Terminal-Bench 2.0 vs Claude Opus 4.7's 69.4%. The Pro tier nearly doubles Opus 4.7 on FrontierMath Tier 4 at 39.6% vs 22.9%. It uses 40% fewer tokens on Codex tasks while matching 5...
OpenAI rolled GPT-5.5 into Codex for all paid tiers with 58.6% on SWE-Bench Pro. Codex now runs natively on Windows with PowerShell support, no WSL required. Pro subscribers get doubled usage through May 31.
The full family, Sol, Terra, and Luna, is generally available on Amazon Bedrock with IAM and VPC controls (LLM Boss, AWS). Sol targets coding, biology, and cybersecurity agentic work. Terra runs everyday tasks at about half GPT-5.5's cost, and Luna optimizes for speed. The thr...
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