Backblaze B2 MCP Server

Official Backblaze B2 MCP server for buckets, files, keys, Object Lock, and S3 storage.

What does this entry provide?

Backblaze B2 MCP Server is an MCP server entry in ChatHome Skills, sourced from Official MCP Registry and scored 78/100. As a Model Context Protocol server, it exposes tools that MCP-compatible LLM clients such as Claude, Cursor, and Copilot can call directly, extending an agent's reach beyond its built-in capabilities. ChatHome Skills discovered this entry through its daily ingest of official registries and GitHub discovery queries, and re-verifies repository facts, freshness signals, and install metadata on every run. The quality score weighs official-registry presence, a working install command, license clarity, GitHub star trajectory, and repository freshness — the full formula is on the Sources page. The install command above is ready to copy. Review the last-pushed date and repository status before adding Backblaze B2 MCP Server to a production agent workflow; the snapshot facts below are point-in-time values from the most recent ingest.

Snapshot facts

Source: Official MCP Registry
Quality: 78/100
Install method: npm
Repo: backblaze-labs/b2-mcp
Repo updated: Sep 29, 2026

Install command

npx -y @backblaze-labs/b2-mcp@0.2.2

Install method: npm

Review the upstream source before running this command.

GitHub project Homepage

Quality

Repo stars

Repo updated

Sep 29, 2026

How is this score calculated?

Weighted across six dimensions, scored 0-100.
Provenance (25): listed in an official or curated registry.
Installability (25): a runnable install command beats a declared transport, which beats a source checkout.
Maintenance (20): recency of the last push; archived entries score zero here.
Adoption (20): repository stars on a log curve.

MCP manifest

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-09-29T22:06:03.127555Z",
      "publishedAt": "2026-09-29T22:06:03.127555Z",
      "statusChangedAt": "2026-09-29T22:06:03.127555Z"
    }
  },
  "server": {
    "name": "io.github.backblaze-labs/b2-mcp",
    "title": "Backblaze B2 MCP Server",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "0.2.2",
    "packages": [
      {
        "version": "0.2.2",
        "transport": {
          "type": "stdio"
        },
        "identifier": "@backblaze-labs/b2-mcp",
        "registryType": "npm",
        "environmentVariables": [
          {
            "name": "B2_APPLICATION_KEY_ID",
            "format": "string",
            "isSecret": true,
            "isRequired": true,
            "description": "Backblaze B2 application key ID for native B2 and S3-compatible tools."
          },
          {
            "name": "B2_APPLICATION_KEY",
            "format": "string",
            "isSecret": true,
            "isRequired": true,
            "description": "Backblaze B2 application key secret."
          },
          {
            "name": "B2_REGION",
            "format": "string",
            "description": "Optional fallback S3-compatible region used before authorization.",
            "placeholder": "us-east-005"
          },
          {
            "name": "B2_MASTER_KEY_ID",
            "format": "string",
            "isSecret": true,
            "description": "Optional master key ID for Partner/Groups API tools."
          },
          {
            "name": "B2_MASTER_KEY",
            "format": "string",
            "isSecret": true,
            "description": "Optional master key secret for Partner/Groups API tools."
          }
        ]
      }
    ],
    "repository": {
      "id": "1241092911",
      "url": "https://github.com/backblaze-labs/b2-mcp",
      "source": "github"
    },
    "websiteUrl": "https://github.com/backblaze-labs/b2-mcp#readme",
    "description": "Official Backblaze B2 MCP server for buckets, files, keys, Object Lock, and S3 storage."
  }
}

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