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

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional knowledge, ...

I tested Claude Code vs. ChatGPT Codex in a real-world bug hunt and creative CLI build — here’s which AI coding agent thinks like a developer and which one ships safer code.

OpenAI has launched GPT-5.3 Codex offering a 25% speed increase over GPT-5.2 Codex, helping developers ship code faster.

In benchmark tests such as Swaybench Pro and Terminal Bench, GPT-5.3 Codex consistently outperformed its predecessors, setting new standards for speed and execution. When compared to Anthropic’s Opus ...

ChatGPT Pro subscribers can try the ultra-low-latency model by updating to the latest versions of the Codex app, CLI, and VS Code extension. OpenAI is also making Codex-Spark available via the API to ...

I'm a ChatGPT power user: Here are 7 useful settings that are turned off by default ...

Spark, a lightweight real-time coding model powered by Cerebras hardware and optimized for ultra-low latency performance.

OpenAI launches GPT-5.3 Codex Spark powered by Cerebras chips, signaling a shift from Nvidia reliance and intensifying the AI infrastructure race.

New releases from OpenAI and Anthropic sparked an existential crisis among coders, but many engineers say they stopped coding months ago.

I stopped using ChatGPT for everything: These AI models beat it at research, coding, and more ...

In a move that caught the developer community off-guard on February 12, 2026, OpenAI launched GPT-5.3 Codex Spark. This isn't just another incremental update; it’s a radical departure from the "bigger ...