Claude Sonnet 4.6, released Tuesday, can apparently fill out multistep web forms and use several browser tabs.
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.
Anthropic rolls out Claude Sonnet 4.6 as its new default model, bringing stronger reasoning and coding power to free and paid users alike.
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