{"servers":[{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.0","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.0","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-05T22:37:44.089427Z","publishedAt":"2026-07-05T22:37:44.089427Z","updatedAt":"2026-07-05T22:37:44.089427Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.1","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.1","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-06T06:28:06.564643Z","publishedAt":"2026-07-06T06:28:06.564643Z","updatedAt":"2026-07-06T06:28:06.564643Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.2","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.2","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-07T15:09:34.305913Z","publishedAt":"2026-07-07T15:09:34.305913Z","updatedAt":"2026-07-07T15:09:34.305913Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.3","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.3","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-14T10:40:53.655667Z","publishedAt":"2026-07-14T10:40:53.655667Z","updatedAt":"2026-07-14T10:40:53.655667Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.4","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.4","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-27T02:56:13.762841Z","publishedAt":"2026-07-27T02:56:13.762841Z","updatedAt":"2026-07-27T02:56:13.762841Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.5","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.5","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-07-27T21:15:22.671728Z","publishedAt":"2026-07-27T21:15:22.671728Z","updatedAt":"2026-07-27T21:15:22.671728Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.0.6","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.0.6","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-08-28T21:07:16.015353Z","publishedAt":"2026-08-28T21:07:16.015353Z","updatedAt":"2026-08-28T21:07:16.015353Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.1.0","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.1.0","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-02T00:16:51.294691Z","publishedAt":"2026-09-02T00:16:51.294691Z","updatedAt":"2026-09-02T00:16:51.294691Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.2.0","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.2.0","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-04T22:23:03.055788Z","publishedAt":"2026-09-04T22:23:03.055788Z","updatedAt":"2026-09-04T22:23:03.055788Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.2.1","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.2.1","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-05T00:51:02.030075Z","publishedAt":"2026-09-05T00:51:02.030075Z","updatedAt":"2026-09-05T00:51:02.030075Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"1.2.2","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"1.2.2","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-10T17:51:25.388426Z","publishedAt":"2026-09-10T17:51:25.388426Z","updatedAt":"2026-09-10T17:51:25.388426Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.0.0","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.0.0","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-19T11:19:15.65123Z","publishedAt":"2026-09-19T11:19:15.65123Z","updatedAt":"2026-09-19T11:19:15.65123Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.1.0","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.1.0","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-20T02:53:31.019414Z","publishedAt":"2026-09-20T02:53:31.019414Z","updatedAt":"2026-09-20T02:53:31.019414Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.1.1","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.1.1","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-23T15:41:33.52053Z","publishedAt":"2026-09-23T15:41:33.52053Z","updatedAt":"2026-09-23T15:41:33.52053Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.1.2","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.1.2","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-23T21:41:14.454671Z","publishedAt":"2026-09-23T21:41:14.454671Z","updatedAt":"2026-09-23T21:41:14.454671Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.1.3","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.1.3","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-25T15:55:37.909818Z","publishedAt":"2026-09-25T15:55:37.909818Z","updatedAt":"2026-09-25T15:55:37.909818Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.1.4","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.1.4","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-09-30T16:58:06.600592Z","publishedAt":"2026-09-30T16:58:06.600592Z","updatedAt":"2026-09-30T16:58:06.600592Z","isLatest":false}}},{"server":{"$schema":"https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json","name":"io.github.chrischall/viator-mcp","description":"Search Viator tours and activities — products, availability, attractions, destinations.","repository":{"url":"https://github.com/chrischall/viator-mcp","source":"github"},"version":"2.1.5","packages":[{"registryType":"npm","identifier":"@chrischall/viator-mcp","version":"2.1.5","transport":{"type":"stdio"},"environmentVariables":[{"description":"Viator Partner API key (exp-api-key) — free Basic Access affiliate signup at partnerresources.viator.com","isRequired":true,"format":"string","isSecret":true,"name":"VIATOR_API_KEY"},{"description":"Accept-Language for response text, e.g. en-US, es, fr, de, ja (default en-US)","format":"string","name":"VIATOR_LANGUAGE"},{"description":"Seconds to cache identical read responses (default 60; 0 disables)","format":"string","name":"VIATOR_CACHE_TTL"},{"description":"Seconds to cache reference data — destinations, tags, locations, rates (default 3600; 0 disables)","format":"string","name":"VIATOR_STATIC_CACHE_TTL"}]}]},"_meta":{"io.modelcontextprotocol.registry/official":{"status":"active","statusChangedAt":"2026-10-03T01:45:58.878012Z","publishedAt":"2026-10-03T01:45:58.878012Z","updatedAt":"2026-10-03T01:45:58.878012Z","isLatest":true}}}],"metadata":{"count":18}}