Crowdin MCP by usefulapi MCP Server

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answering

Crowdin MCP by usefulapi is answering right now. Last checked 11 min ago. It exposes 12 tools. Last commit 2 Nov 2026.

MCP server for Crowdin — projects, files, strings, translation progress, tasks, and members.

Uptime history 91 days of history · worst day 20%

91 days agonow

100.0%

Uptime 24h

91 of 91 checks

Tools

read from the server

161 ms

Response time

average over 24h

Stars

last commit 2 Nov 2026

What changed 43

Every tool that appeared, vanished or quietly changed what it asks for. Recorded since 30 September 2026. No other catalogue keeps this.

2 Nov a tool changed version

31 Oct a tool changed version4 times that day

30 Oct a tool changed version2 times that day

29 Oct a tool changed version2 times that day

28 Oct a tool changed version2 times that day

27 Oct a tool changed version

25 Oct a tool changed version4 times that day

24 Oct a tool changed version3 times that day

23 Oct a tool changed version

22 Oct a tool changed version

and 33 more, back to 30 September 2026

Crowdin MCP by usefulapi missed one check this week

Everything else answered, so this is steady rather than shaky. We check every 15 minutes, which is how a one-off gets told apart from the start of a pattern, and how you hear about the next one within the hour instead of from your users.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 11 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add crowdin --transport http https://crowdin.usefulapi.io/mcp

Settings → Connectors → Add custom connector, then paste this address

https://crowdin.usefulapi.io/mcp

~/.codex/config.toml

[mcp_servers.crowdin]
url = "https://crowdin.usefulapi.io/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "crowdin": {
      "url": "https://crowdin.usefulapi.io/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "crowdin": {
      "type": "http",
      "url": "https://crowdin.usefulapi.io/mcp"
    }
  }
}

Available tools 12

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

crowdin

crowdin_add_string

Adds a source string to a file in a Crowdin project (additive). Crowdin API: POST /projects/{projectId}/strings.

crowdin_add_translation

Adds a translation for a source string in a target language (additive). Crowdin API: POST /projects/{projectId}/translations.

crowdin_get_language_progress

Per-target-language translation & approval completion percentages for a project — the headline localization status. Crowdin API: GET /projects/{projectId}/languages/progress.

crowdin_get_project

Get a single project's details by id (settings, languages, counts). Crowdin API: GET /projects/{projectId}.

crowdin_list_branches

List version branches in a project (id, name, title). Crowdin API: GET /projects/{projectId}/branches.

crowdin_list_directories

List directories (folders) in a project (id, name, path). Crowdin API: GET /projects/{projectId}/directories.

crowdin_list_files

List source files in a project (id, name, path, type, status). Crowdin API: GET /projects/{projectId}/files.

crowdin_list_members

List members of a project (id, username, role, permissions). Crowdin API: GET /projects/{projectId}/members.

crowdin_list_projects

List projects the token can access (id, name, sourceLanguageId, targetLanguageIds). Good first call to discover project ids. Crowdin API: GET /projects.

crowdin_list_strings

List source strings in a project (id, text, identifier, context). Crowdin API: GET /projects/{projectId}/strings.

crowdin_list_supported_languages

Crowdin's catalog of supported languages (id, name, locale, twoLettersCode). Crowdin API: GET /languages.

crowdin_list_tasks

List translation/proofreading tasks in a project (id, title, status, assignees). Crowdin API: GET /projects/{projectId}/tasks.

Endpoints

URL	Transport	State	Latency	Checked
https://crowdin.usefulapi.io/mcp	streamable-http	answering	67 ms	11 min ago

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Crowdin MCP by usefulapi — questions

Answers built from our own checks of this server.

What can Crowdin MCP by usefulapi do?

It exposes 12 tools, read directly from the server on our last check. Among them: crowdin_add_string, crowdin_add_translation, crowdin_get_language_progress, crowdin_get_project, crowdin_list_branches, crowdin_list_directories and 6 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is Crowdin MCP by usefulapi working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 91 of 91 checks got a reply (100.0%), average response time 161 ms. The bar chart above shows every period we have measured.

How do I connect Crowdin MCP by usefulapi?

Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does Crowdin MCP by usefulapi need an API key?

No. Crowdin MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 12 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Crowdin MCP by usefulapi?

It answers our handshake in 161 ms on average, which is faster than 80% of all working MCP servers we measure. That puts it in the quick quarter of the ecosystem. The comparison comes from our own checks across the whole registry, every 15 minutes.

Is Crowdin MCP by usefulapi open source?

The code is open source: it is published under the MIT licence, written in JavaScript, 1 stars on GitHub and 1 open issue. The licence covers the code in the repository, not the hosted service at crowdin.usefulapi.io, which runs on its operator's own terms.