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

GPT-5.3-Codex can now operate a computer as well as write code It's also quicker, uses fewer tokens and can be reasoned with mid-flow Codex 5.3 was even used to build itself and the team was "blown ...

OpenAI targets "conversational" coding, not slow batch-style agents. Big latency wins: 80% faster roundtrip, 50% faster time-to-first-token. Runs on Cerebras WSE-3 chips for a latency-first Codex ...

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 ...

On Thursday, OpenAI released GPT-5.3-Codex, a new model that extends its Codex coding agent beyond writing and reviewing code to performing a much wider range of work tasks. The release comes as ...

GPT-5.3-Codex can now operate a computer as well as write code It's also quicker, uses fewer tokens and can be reasoned with mid-flow Codex 5.3 was even used to build itself and the team was "blown ...

OpenAI has launched a research preview of GPT-5.3-Codex-Spark, a specialized low-latency model optimized for real-time coding via Cerebras. Last month, OpenAI announced a partnership with Cerebras, an ...

OpenAI announced ' GPT-5.3-Codex ' on February 5, 2026. GPT-5.3-Codex is a model that combines the coding capabilities of GPT-5.2-Codex and the inference capabilities of GPT-5.2, achieving improved ...

New large language models seem to spring up daily, and OpenAI's (OPENAI) latest, GPT-5.3-Codex, was the startup's first model that was instrumental in building itself. "The Codex team used early ...

The new GPT-3.5 Codex Spark AI model released by OpenAI, as overviewed by Prompt Engineering below. Is a specialized AI model designed for speed and efficiency in real-time coding and agentic tasks.