Every change Wellknown observed on this MCP server, newest first, with what it was before and what it became. Tool-surface changes carry the definition diff. Nothing here is edited after the fact.
Changed the definition of "check_coverage", "create_checkout_link", "get_destination_info" and 4 more
⟨12 unchanged words⟩ },"locale":{"default":"en","description":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"}},"required" ⟨4 unchanged words⟩
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"Check whether a destination covers a country"}CreateGetanaattributedlinkcheckouttolinkbuy a plan on simsima.io
Return the URL of aSimsimaplan'sproductpageURLon simsima.io, withagenttheattributionplan preselected
⟨9 unchanged words⟩ },"locale":{"default":"en","description":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"}},"required" ⟨3 unchanged words⟩
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"Get destination coverage and networks"}GetaonesingleeSIM plan by itssku.sku, as returned by search_plans or recommend_plan.
⟨6 unchanged words⟩ :{"locale":{"default":"en","description":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"},"sku": ⟨6 unchanged words⟩
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"Get eSIM plan detail"}List the destinations Simsima covers (countries),Simsimaregionscoversand global plans), withminthe entry price and productURL.URL of each.
⟨6 unchanged words⟩ :{"locale":{"default":"en","description":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"}},"type":"object"}
Recommend the best plan(s) for a trip to a destination, given its length in days and expected datausage.usage (light, medium or heavy).
⟨9 unchanged words⟩ },"locale":{"default":"en","description":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"},"tripDays": ⟨17 unchanged words⟩
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"Recommend an eSIM plan"}Search the eSIM plansforof a destination (country,nameregion orslugglobal), cheapest first, with optionalfilters.filters on price, data, validity and unlimited data.
⟨9 unchanged words⟩ },"locale":{"default":"en","description":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"},"maxPrice": ⟨15 unchanged words⟩
Certificate recorded, valid to 2026-12-03
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First tool surface recorded: 7 tools (server version 0.1.0)
Showing the latest 4 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed
{"$schema":"http://json-schema.org/draft-07/schema#","additionalProperties":false,"properties":{"agentSourcedestination":{"type":"string"},"destinationlocale":{"typedefault":"stringen"},"locale":{"defaultdescription":"Language of the user. Sets the language of product pages and the currency of prices (en: USD, fr: EUR, ja: JPY, etc.).","enum":["en","fr","es","de","pt","it","zh","ja","ko","ar","ru","tr","hi","vi","th","sv","nb","da","fi","nl","pl","cs","zh-TW","id","tl","he"],"type":"string"},"sku":{"type":"string"}},"required":["agentSource"],"type":"object"}
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"Get a link to buy a plan on simsima.io"}before
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"List eSIM destinations"}before
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{"destructiveHint":false,"idempotentHint":true,"openWorldHint":false,"readOnlyHint":true,"title":"Search eSIM plans"}