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How to build on Cloudflare Workers with Claude Code

Cloudflare scores 5/5 on our Claude Code fit scale: official Anthropic-marketplace plugin with MCP server + 19 skills. These steps use only Cloudflare’s and Anthropic’s official instructions; each step links its source.

  1. 1

    Have Claude Code and a Cloudflare account ready

    You need Claude Code installed and an account with Cloudflare (cloudflare.com). Some tools only need the account when the agent first calls a live tool.

    Source: https://code.claude.com/docs/en/mcp

  2. 2

    Install the official Cloudflare plugin

    Run this in Claude Code (or your terminal, as the source shows):

    /plugin install cloudflare@claude-plugins-official

    Source: https://code.claude.com/docs/en/discover-plugins

  3. 3

    No marketplace setup needed

    This plugin is in Anthropic’s official marketplace (claude-plugins-official), which Claude Code adds automatically the first time you start an interactive session.

    Source: https://code.claude.com/docs/en/plugins/anthropic-marketplaces

  4. 4

    Connect and verify

    Run /mcp inside a Claude Code session to see connected servers, check status and complete sign-in where the server uses OAuth.

    Source: https://code.claude.com/docs/en/mcp

  5. 5

    Let the skills do the SDK work

    The plugin bundles 19 skills that Claude loads when relevant, or you can call one directly with /skill-name.

    agents-sdkbasincf-clicloudflarecloudflare-email-servicecloudflare-onecloudflare-one-migrationsdurable-objectsgateway-workersk2nextjs-on-cloudflaresandbox-migrate-to-nextsandbox-nextsandbox-stableturnstile-spinweb-perfworkers-best-practicesworkers-profilingwrangler

    Source: https://code.claude.com/docs/en/skills

Then just ask

Example prompt (our suggestion, not from vendor docs):

“Help me build on Cloudflare Workers in this project. Follow the Cloudflare skills, keep secrets in environment variables, and show me the plan before changing files.”

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