What are the requirements to use ultraplan?

It requires Claude Code version 2.1.91 or later, Claude Code on the Web enabled, and a connected GitHub repository.

Is ultraplan available on all cloud platforms?

No, it is not available when using Amazon Bedrock, Google Cloud Vertex AI, or Microsoft Foundry; it runs on Anthropic's cloud infrastructure.

How can I launch ultraplan from the CLI?

You can launch it by using the /ultraplan command, including the keyword 'ultraplan' in a normal prompt, or from a local plan session by choosing 'refine with Ultraplan'.

What pricing plans support ultraplan?

Ultraplan is available on Claude Pro, Max, Team, and Enterprise plans, with web access in research preview depending on the plan type.

Claude Code ultraplan

Claude Code command that plans your codebase in the cloud

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What is Claude Code ultraplan

Claude Code ultraplan is a command that transfers the planning phase of coding from the local terminal to a cloud-based session, enabling engineers to review, annotate, and revise implementation plans in a browser interface before execution. It enhances control and collaboration for complex tasks like refactors or migrations, targeting users of Claude Code who need a more interactive planning workflow.

Key Features

Cloud-based planning sessions for hands-off drafting

In-browser annotation and commenting on specific plan sections

Flexible execution options: run on web or send back to terminal

Integration with GitHub repositories for seamless workflow

Multiple launch methods from CLI: command, keyword, or from local plan

Use Cases

Engineers handling large-scale code refactors to ensure thorough planning and reduce errors
Teams collaborating on migrations or risky changes that require detailed review before execution
Developers seeking to avoid linear terminal loops by using a browser UI for iterative plan feedback
Projects where approving a plan blindly is too risky, necessitating targeted revisions and approvals

Why do startups need this tool?

Startups benefit from Claude Code ultraplan by enabling agile teams to efficiently plan and collaborate on code changes, reducing risks in refactors and migrations that are common in fast-paced development. This tool helps maintain code quality and speed, which are critical for startups aiming to scale quickly while minimizing technical debt.