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Anthropic (Claude) · 22 October 2026

Building agents: When to fold subagents into your main agent loop

When building agents in Claude Platform, using fewer subagents in favor of progressively disclosed context and tools can improve quality while reducing cost and latency. Here’s when and how to migrate.

Anthropic (Claude) published this announcement on 22 October 2026. Claude models are available in One IA: switch the chat to Pro and pick a Claude model to try them, or let Lite mode choose the best model for you.

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