Viator MCP Server

by chrischallio.github.chrischall/viator-mcpv2.1.7

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Active1d ago

Install Viator MCP server

claude mcp add viator -e VIATOR_API_KEY='<viator-api-key>' -- npx -y @chrischall/viator-mcp

{
  "mcpServers": {
    "viator": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/viator-mcp"
      ],
      "env": {
        "VIATOR_API_KEY": "<viator-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "viator": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/viator-mcp"
      ],
      "env": {
        "VIATOR_API_KEY": "<viator-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "viator": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/viator-mcp"
      ],
      "env": {
        "VIATOR_API_KEY": "<viator-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "viator": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/viator-mcp"
      ],
      "env": {
        "VIATOR_API_KEY": "<viator-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
VIATOR_API_KEY	yes	yes	Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com
VIATOR_LANGUAGE	—	—	Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)
VIATOR_CACHE_TTL	—	—	Seconds to cache identical read responses (default 60; 0 disables)
VIATOR_STATIC_CACHE_TTL	—	—	Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)

Freshness

Active — last maintenance signal 1d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-09 · 1d ago · GitHub
Latest release
2026-10-07 · 2d ago · GitHub · v2.1.7
Package published
no data · npm/PyPI
Registry entry updated
2026-10-07 · 2d ago · official registry · v2.1.7

FAQ

›How do I install the Viator MCP server in Claude Code?

Run: claude mcp add viator -e VIATOR_API_KEY='<viator-api-key>' -- npx -y @chrischall/viator-mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Viator require an API key?

Yes. It expects VIATOR_API_KEY, of which 1 is a secret.

›Can I use Viator as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Viator in the official MCP registry?

Yes, as io.github.chrischall/viator-mcp.