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 ...

Model Context Protocol: Apple’s Xcode 26.3 opens for vibe coding

Apple has embraced agentic AI for developers, introducing direct support in Xcode 26.3 for both Anthropic’s Claude Agent and ...

Apple’s Xcode adds OpenAI and Anthropic’s coding agents

Apple is building OpenAI and Anthropic’s AI-powered coding agents directly into Xcode. New integrations in Xcode 26.3 will give developers the ability to call upon Anthropic’s Claude Agent and ...

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 ...

Claude Opus 4.6 vs GPT-5.3-Codex: Which Agentic Coding Model Offers the Best Value

Anthropic's Claude Opus 4.6 and OpenAI's GPT-5.3-Codex go head-to-head in agentic coding, but are there any differences?