Add the Backblaze B2 MCP server to VS Code (GitHub Copilot)

code --add-mcp '{"name":"backblaze-b2","command":"npx","args":["-y","@backblaze-labs/b2-mcp"],"env":{"B2_APPLICATION_KEY_ID":"<your B2_APPLICATION_KEY_ID>","B2_APPLICATION_KEY":"<your B2_APPLICATION_KEY>"}}'

Scopes, env vars, OAuth and limits: VS Code (GitHub Copilot) MCP config guide

VS Code opens the sign-in flow when Copilot first calls a remote OAuth server. Backblaze B2 runs locally and needs B2_APPLICATION_KEY_ID, B2_APPLICATION_KEY. Replace the placeholder values above with your own before starting VS Code (GitHub Copilot).

Ask VS Code (GitHub Copilot) for something Backblaze B2 can do. Manage B2 buckets, files, application keys and Object Lock through the native B2 and S3 compatible APIs. Approve the first tool call and check the result before allowing write actions automatically.

• · mcp.json uses a top-level servers key, not mcpServers.
• · code --add-mcp installs a server into your user profile from the terminal.

How do I add the Backblaze B2 MCP server to VS Code (GitHub Copilot)?

Run: code --add-mcp '{"name":"backblaze-b2","command":"npx","args":["-y","@backblaze-labs/b2-mcp"],"env":{"B2_APPLICATION_KEY_ID":"<your B2_APPLICATION_KEY_ID>","B2_APPLICATION_KEY":"<your B2_APPLICATION_KEY>"}}'. VS Code opens the sign-in flow when Copilot first calls a remote OAuth server.

Is this the official Backblaze B2 MCP server?

Yes. It is published by Backblaze as io.github.backblaze-labs/b2-mcp in the official MCP registry.

Does the Backblaze B2 MCP server need an API key?

Yes. It runs locally and requires B2_APPLICATION_KEY_ID, B2_APPLICATION_KEY.