Anthropic's Claude Opus 4.6 brings 1M token context and 'agent teams' to take on OpenAI's Codex

Anthropic has launched Claude Opus 4.6 with a 1M-token context window, multi-agent “agent teams” in Claude Code, and new API ...

OpenAI says new coding model helped build itself

The new coding model released Thursday afternoon, entitled GPT-5.3-Codex, builds on OpenAI’s GPT-5.2-Codex model and combines insights from the AI company’s GPT-5.2 model, which excels on non-coding ...

OpenAI releases GPT-5.3-Codex, a coding model that helped build itself

Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...
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OpenAI launches Codex app to manage multiple AI agents across software projects

OpenAI has launched a new Codex desktop app aimed at helping developers manage multiple ...

With GPT-5.3-Codex, OpenAI pitches Codex for more than just writing code

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...