3dprint-oracle

3D printing filament and materials knowledge MCP server. Gives LLMs authoritative access to 7,000+ filaments and curated material science knowledge.

Features

• 7,000+ filaments from SpoolmanDB (53 manufacturers, 33 material types)
• Material science knowledge — properties, troubleshooting, recommendations
• 8 MCP tools — search, lookup, compare, recommend, diagnose
• Embedded data — no API keys, no network calls at runtime

Installation

Claude Desktop

Add to your Claude Desktop config (~/Library/Application Support/Claude/claude_desktop_config.json):

{
  "mcpServers": {
    "3dprint-oracle": {
      "command": "npx",
      "args": ["-y", "3dprint-oracle"]
    }
  }
}

Tools

Tool	Description
search_filaments	Search filaments by name, material, manufacturer, color
get_filament	Get full specs for a specific filament
list_manufacturers	Browse manufacturers with filament counts
list_materials	Browse material types with counts
get_material_profile	Authoritative properties for a material type
compare_materials	Side-by-side comparison of 2-3 materials
recommend_material	Get ranked recommendations for your requirements
diagnose_print_issue	Troubleshoot print problems with material-specific fixes

Data Sources

• Filament data: SpoolmanDB (MIT license)
• Material knowledge: Hand-curated from authoritative 3D printing references

License

MIT