OpenAI has recently published a detailed architecture description of the Codex App Server, a bidirectional protocol that decouples the Codex coding agent's core logic from its various client surfaces.

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

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

Xcode can now connect to external AI coding agents, making it possible to prototype working apps with minimal programming experience.

GPT-3.5 Codex Spark offers 128,000-token context and ChatGPT Pro-only access, giving developers quicker real-time coding responses at lower cost.

“Codex-Spark is the first step toward a Codex that works in two complementary modes: real-time collaboration when you want ...

OpenAI has spent the past year systematically reducing its dependence on Nvidia. The company signed a massive multi-year deal with AMD in October 2025, struck a $38 billion cloud computing agreement ...

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OpenAI’s GPT-5.3-Codex is 25 percent faster and requires less than half the tokens as its predecessor, 5.2-Codex.

Anthropic has launched Claude Opus 4.6 with a 1M-token context window, multi-agent “agent teams” in Claude Code, and new API controls—escalating its enterprise AI rivalry with OpenAI’s Codex and ...

The frontier AI labs continue releasing models that are better than their predecessors, but there’s an interesting change in how they operate ...