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Compare MCP servers

Compare scores, permissions, risks, and fit in one decision-focused table.

DimensionBlockbench MCPAdds an MCP server to Blockbench so AI clients can reach a local modeling sessionGitHub MCP ServerGitHub's official MCP server for managing repos, issues, PRs, and workflows via natural language
FMRS56 / 100 · C76 / 100 · B
Reliability9 / 2013 / 20
Security and permissions10 / 2014 / 20
Maintenance11 / 2018 / 20
Documentation12 / 2017 / 20
Setup experience14 / 2014 / 20
Best for
  • 3D modelers using the desktop version of Blockbench
  • Developers who want MCP clients wired into their local modeling environment
  • Users adding AI assistance to a Blockbench workflow
  • Teams that want an AI assistant to directly operate on GitHub repos and collaboration workflows
  • Users already in the GitHub Copilot ecosystem who want a zero-deployment remote option
Not for
  • Users who cannot run desktop Blockbench or load plugins
  • Clients without access to local HTTP endpoints
  • Users who need official support or a hosted service
  • Scenarios where you don't want the assistant to have write access to repos (enable only read-only toolsets)
  • Environments with strict network isolation for private repos that can't reach the official remote endpoint
Required permissions
  • Loading and running a third-party plugin inside Blockbench
  • Exposing a local MCP server port (default 3000)
  • AI client access to http://localhost:3000/bb-mcp
  • A personal access token (PAT) or OAuth App token; effective scope depends on the token's own permissions
  • Enabling toolsets like actions/issues/pull_requests grants write access — request tokens on a least-privilege basis
Risks and side effects
  • The plugin is third-party and not maintained by Blockbench itself
  • A local MCP endpoint without restrictions could be reached by other local programs
  • Incorrect port or endpoint configuration causes connection failures
  • Loading the plugin from a URL relies on remote script distribution
  • Write toolsets (creating/merging PRs, triggering workflows) can cause accidental changes if the token is overscoped — try a read-only toolset first
  • In hosted mode, credentials travel via the Authorization header — make sure the client-to-api.githubcopilot.com connection is trusted
Supported clientsVS Code, Claude Desktop, Claude Code, Cline, Ollama, OpenCode, AntigravityClaude Desktop, Claude Code, VS Code, Cursor, Windsurf, JetBrains IDEs, Zed, Amp
Tools015