Anthropic
Language model

Claude Opus 5

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work.

Newer version: Claude Opus 5.5

At a glance

Provider
Anthropic
Type
Language model
Context window
1,000,000 tokens
Model ID
anthropic/claude-opus-5

Overview

Claude Opus 5 is Anthropic’s flagship model for demanding reasoning, coding, and long-horizon agentic work.

Claude Opus 5 is available in Omny. 1,000,000 token context window. Image input. Reasoning mode. Tool calling. Adjustable reasoning effort.

What it can do

  • 1,000,000 token context window
  • Image input
  • Reasoning mode
  • Tool calling
  • Adjustable reasoning effort

Using it in Omny

Use Claude Opus 5 in Omny and compare its results with other language models on the same task.

Best for: Chat and comparing answers on your own prompts.

Questions

How do I use Claude Opus 5?

Open chat in Omny and select Claude Opus 5. Model access and usage depend on your plan.

What does Claude Opus 5 support in Omny?

1,000,000 token context window. Image input. Reasoning mode. Tool calling. Adjustable reasoning effort.

Put Claude Opus 5 at the table.

Ask Claude Opus 5 and other models the same question side by side, then keep the best answer.