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Backblaze B2 MCP server認証済み注目

@backblaze-labs

基本情報

Backblaze B2 MCP server について

MCP server for Backblaze B2 Cloud Storage: a focused, safe 40-tool surface (17 native B2 SDK, 19 S3 data-plane, 4 analytics) for any MCP-compatible AI client, currently incubating in Backblaze-Labs

Backblaze B2 MCP server の設定

以下の設定を使って、このサーバーを MCP 対応クライアントに追加してください。

{
  "mcpServers": {
    "backblaze-b2": {
      "command": "npx",
      "args": [
        "-y",
        "@backblaze-labs/b2-mcp"
      ],
      "env": {
        "B2_APPLICATION_KEY_ID": "your-application-key-id",
        "B2_APPLICATION_KEY": "your-application-key-secret"
      }
    }
  }
}

Backblaze B2 MCP server のツール

40

Verify credentials and return account info

List buckets (optional filters)

Create a persistent bucket with initial policy settings

Delete an empty bucket

Update persistent bucket settings; risky changes are gated

Read webhook notification rules with secrets redacted

Replace webhook notification rules; public HTTPS targets only

List application keys

Irreversibly revoke an application key

Create a scoped application key through the configured secret sink

Set/clear legal hold on an object

Set/clear retention on an object

List partner groups (Partner API credential)

Remove a member from a partner group (Partner API credential)

List group members (Partner API credential)

Create a Partner group member (Partner API credential)

Reserve a trial account (Partner API credential)

Inline upload of a small (≤1 MiB) control-plane object

Inline download of a small (≤1 MiB) control-plane object

Delete current object or exact version; destructive gate applies

Bulk-delete objects

Object metadata

Server-side copy

List objects

List object versions and delete markers (paginated)

Begin a multipart upload

Mint a presigned PUT URL for a part

Complete multipart upload from ordered part ETags

Abort a multipart upload

List uploaded parts

List in-progress multipart uploads (paginated)

Server-side copy of a part

Short-lived presigned PUT/GET bearer URL

Check a bucket is reachable on the S3 endpoint

Bucket region / location constraint

Set S3 lifecycle rules

Rank accounts by stored-data growth between two dates

Top egress by account or bucket over a period

A bucket's largest objects via bounded live listing

Abandoned multipart uploads consuming storage

概要

What is Backblaze B2 MCP server?

MCP server for Backblaze B2 Cloud Storage: a focused, safe 40-tool surface (17 native B2 SDK, 19 S3 data-plane, 4 analytics) for any MCP-compatible AI client, currently incubating in Backblaze-Labs

How to use Backblaze B2 MCP server?

Follow the linked project README for installation and MCP client configuration.

Tools

  • b2_authorize_account — Verify credentials and return account info
  • b2_list_buckets — List buckets (optional filters)
  • b2_create_bucket — Create a persistent bucket with initial policy settings
  • b2_delete_bucket — Delete an empty bucket
  • b2_update_bucket — Update persistent bucket settings; risky changes are gated

Documentation

Repository

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