ChatGPT 5.3 Codex Moves Ahead on Code, While Claude’s 4.6 AI Banks on Reliability

On a 2.0 terminal benchmark, OpenAI’s model scores about 10% higher, guiding users toward stronger results on long, complex ...

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch

OpenAI's new GPT-5.3-Codex-Spark promises ultra-fast, conversational AI coding, if you can tolerate a few trade-offs.
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Claude Code vs ChatGPT Codex : Learn How Code & Codex Differ Where It Counts Most

What if choosing the right AI coding assistant wasn’t just about features or speed, but about how it feels to work with it? Imagine two tools, one that’s like a brainstorming partner, offering ...

Cursor, Claude, Codex: If you want to code with AI, look no further

If you want to code with AI, discover how Claude, Cursor, and Codex help developers think clearly, write faster code, and ...

OpenAI Launches Codex Desktop App As Agentic AI Rivalry Intensifies

OpenAI announced yesterday Codex Desktop, a new native macOS app that treats AI coding agents like teammates you can direct, ...

OpenAI launches a Codex desktop app for macOS to run multiple AI coding agents in parallel

OpenAI has launched a new Codex desktop app for macOS that lets developers run multiple AI coding agents in parallel, ...

Agentic coding comes to Apple’s Xcode with agents from Anthropic and OpenAI

Xcode 26.3 offers agentic coding capabilities with Anthropic's Claude Agent and OpenAI's Codex.