io.github.chrischall/viator-mcp MCP Server

io.github.chrischall/viator-mcp

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What is the io.github.chrischall/viator-mcp MCP server?

Search Viator tours and activities — products, availability, attractions, destinations.

How to install io.github.chrischall/viator-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

VIATOR_API_KEY
required
secret
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)

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "viator-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@chrischall/viator-mcp"
      ],
      "env": {
        "VIATOR_API_KEY": "<YOUR_VIATOR_API_KEY>",
        "VIATOR_LANGUAGE": "<YOUR_VIATOR_LANGUAGE>",
        "VIATOR_CACHE_TTL": "<YOUR_VIATOR_CACHE_TTL>",
        "VIATOR_STATIC_CACHE_TTL": "<YOUR_VIATOR_STATIC_CACHE_TTL>"
      }
    }
  }
}