Chem MCP Server: Install & Setup

Install Chem in Claude Code

Claude Code

claude mcp add --transport http chem https://chem-mcp-server.rootsbybenda.workers.dev/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "chem": {
      "url": "https://chem-mcp-server.rootsbybenda.workers.dev/mcp"
    }
  }
}

Chemical hazard lookup: SVHC, GHS, NIOSH, ICSC. 468K classifications. Free.

Yes, most likely. Open source and no paid account or API key is mentioned in the listing. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport http chem https://chem-mcp-server.rootsbybenda.workers.dev/mcp

reactive-resume/reactive-resume

Free open-source resume builder with remote MCP tools for resumes and job applications.

HeyPuter/puter

Puter MCP enables AI tools to interact with Puter: manage files, websites, workers, and more

pascalorg/editor

Create, inspect, validate, and save editable 3D building scenes with Pascal's MCP server.

JanDeDobbeleer/oh-my-posh

Validate oh-my-posh configurations and segment snippets against the official schema.

instantdb/instant

Create, manage, and update applications on InstantDB, the modern Firebase.

nhost/nhost

Let your users work with their own data through an AI assistant, limited to what they can see.