Viator MCP server

by chrischall·io.github.chrischall/viator-mcp·v2.0.0

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

B83/100grade B

What users say

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Safety scan

B83/100

Adoption

New

1 stars

Reviews

Nobody has reviewed Viator yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

No tool declarations could be read from the package source. They show once the server is installed.

scanner v0.1.3 · 2026-09-19 · same rubric, same numbers if you re-run it

no findings

Code scan17 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitystatic API keys via environment variables6/15
Maintenancelast push 0 days ago15/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year8/10

Overall 83/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Runs npx -y @chrischall/viator-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add viator-mcp -- npx -y @chrischall/viator-mcp

Is Viator MCP server safe?: Mostly: it is graded B (83/100). Read the Viator safety report
How do I install Viator?: It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
Does Viator need an API key?: Yes. The registry entry asks for VIATOR_API_KEY.
Is Viator maintained?: The last commit was in the last day (2026-09-19). The latest release is v2.0.0.
What can I use instead of Viator?: Servers from other publishers that do the same job: Western Container Sales MCP server, Shopware MCP server and HasData Walmart MCP server. Compare all Viator alternatives.

Same job from other publishers: the closest match first, then the best rated.

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Local package. It runs on your machine, not through the gateway.

VIATOR_API_KEYsecretViator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com
VIATOR_LANGUAGEAccept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)
VIATOR_CACHE_TTLSeconds to cache identical read responses (default 60; 0 disables)
VIATOR_STATIC_CACHE_TTLSeconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)

Claim it to keep the listing current and reply to reviews. Claiming never changes the grade or hides a review.

Shows the safety grade and links back to this page. It updates itself after every scan and review.

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