How to Access Opus 3 in Claude

Updated on:

May 13, 2026

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Use this interactive demo to learn how to switch to the Opus 3 model in Claude.

Quick summary

Accessing Claude Opus 3 requires navigating to the model selector beneath the chat box and choosing Opus 3 from the More Models menu. An active Claude subscription is required to unlock and use Opus 3's advanced capabilities.

Steps

Open a New Chat in Claude and locate the model selector just below the chat input box on the main dashboard.
Click More Models to expand the full list of available Claude models.
Select Opus 3 from the model list — note that an active subscription is required to enable and access its features.

📌 Why this matters

Claude Opus 3 is Anthropic's most powerful AI model, designed for complex reasoning, nuanced writing, and advanced problem-solving tasks that lighter models cannot handle as effectively. Knowing how to switch to Opus 3 directly from the Claude chat interface gives subscribers immediate access to its full capabilities without navigating away from their workflow. This feature matters because choosing the right model for the right task directly impacts the quality, depth, and accuracy of AI-generated outputs. Users with a Claude Pro or higher subscription can unlock Opus 3 in just a few clicks, making it easy to scale up AI performance on demand.

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