LingoHub MCP server

MCP server for LingoHub — localization projects, resources, exports and repository pushes. Hosted by usefulapi: connect it to Claude, ChatGPT, Cursor or any MCP client.

Connect LingoHubFree 50 tool calls / monthPro $9/mo · $90/yr · pricing18 tools

What can I ask?

Turn on the LingoHub connector, then ask in plain words. The AI picks the tools.

What you can do with LingoHub in Claude and ChatGPT

For localization teams with a dedicated LingoHub API key.

Review translation progress

Find your projects and inspect translation status by locale and resource file.

Inspect localization resources

List the resource files in a project and download a selected text resource for review.

Export current translations

Request a translation export, then check its status and download link.

Changes data

Upload a reviewed resource file

List the existing files, then upload a resource file when requested. Import settings can overwrite or deactivate translation segments.

Changes data

How do I connect LingoHub?

Before you connect

The login page asks for your Lingohub API key.

Create it in Lingohub → workspace menu → Administration → API keys → Create a new API key (workspace owners and admins only), then copy it right away: it is shown only once. Give it only the permissions you want an AI to have (View only is enough for reading). Use a dedicated key for this UsefulAPI connection. Requested project text, resource files and context-image metadata pass to your chosen AI client and its LLM provider; connect only content you are authorized to share. When requested, tools create projects or exports, upload or delete resources/context images, and push changes to a configured repository. Revoke or disable this key in LingoHub to stop vendor access. Billing is per key; rotating it starts a new usage and billing identity.

Claude claude.ai · Desktop

  1. Open Customize → Connectors, then click + Add → Add custom connector.
  2. Enter the name LingoHub and this URL, then click Add:
    https://lingohub.usefulapi.io/mcp
  3. Claude opens the login page: enter your Lingohub API key.
  4. In a chat, click + → Connectors and turn on LingoHub.

Team and Enterprise: an Owner adds the connector for the organization first.

ChatGPT chatgpt.com

  1. Open Plugins, click +, then Add custom MCP server.
  2. Enter the name LingoHub and this URL, choose OAuth as the authentication, confirm the warning and create it:
    https://lingohub.usefulapi.io/mcp
  3. ChatGPT opens the login page: enter your Lingohub API key.
  4. In Plugins, install LingoHub, then choose it in a chat.

No Add custom MCP server option? It depends on your account or workspace settings: see OpenAI's guide.

Claude Code

Run this command, then run /mcp in Claude Code to log in:

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

Cursor

Add to Cursor or add this to ~/.cursor/mcp.json:

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

VS Code

Add to VS Code or add this to .vscode/mcp.json:

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

Codex

Run these commands. The second one opens the login page:

codex mcp add lingohub --url https://lingohub.usefulapi.io/mcp
codex mcp login lingohub

Other clients

Windsurf, Cline, Zed and other MCP clients: add this URL as a remote MCP server (Streamable HTTP). The client then opens the login page in your browser.

https://lingohub.usefulapi.io/mcp

Add only the URL. Do not add an Authorization header or an API key to the client config. The server signs you in with OAuth: the login page asks for your Lingohub API key. If the config has such a header, remove it: some clients then send that header instead of the login token, and every call fails with 401.

Pricing

PlanPriceLimit
Free$050 tool calls / month
Proper API key$9/mo · $90/yr10,000 tool calls / month
Pro+per API key$39/mo · $390/yr100,000 tool calls / month

Each paid plan covers this LingoHub server only. Ask your AI to run lingohub_upgrade and choose Pro or Pro+, billed monthly or yearly (it returns a Stripe Checkout link). If you already have Pro, ask to change it to Pro+. The change requires your confirmation, keeps your billing interval and charges the price difference for the rest of the period immediately. Cancel any time with lingohub_cancel_subscription: your paid plan continues to the end of the paid period, with no refund for the current period, and asking to resume the same plan with lingohub_upgrade before then undoes the cancel. Or write to [email protected].

Tools 18

Show all 18 tools (the AI picks them for you)

Read only · 8

  • List projectslingohub_list_projects
    List every Lingohub project this API key can see (owned and shared, across workspaces). Each entry has the title, its links and the workspace_url + project_url slugs that every other tool needs.
  • Get projectlingohub_get_project
    One project: title, description, owner email, configured locales (project_locales), timestamps and links.
  • Get project file statuslingohub_get_project_status
    Translation status of one project: each resource file with per-locale segment counts (NOT_TRANSLATED, DRAFT, TRANSLATED, APPROVED, ...), failing quality checks, the export formats it supports and whether a Git repository is connected and can be pushed to. GET .../projects/{project_url}/status.
  • Get workspace translation statuslingohub_get_workspace_status
    Translation progress of every project in one workspace: title, app URL, total segment count and per-locale counts by status (NOT_TRANSLATED, DRAFT, TRANSLATED, PREFILLED, APPROVED).
  • List resource fileslingohub_list_resources
    List a project's resource files: name, locale and links (including a download link). GET .../projects/{project_url}/resources.
  • Download resource filelingohub_download_resource
    Download one resource file as text, in one language. file_name is the file name as list_resources shows it (the folder goes in `path`). Long files are cut at 40000 characters (truncated: true); use request_export for a full copy. GET .../projects/{project_url}/resources/{file_name}.
  • Get export statuslingohub_get_export
    Status of an export started with request_export: overall and per-file status (NEW, SCHEDULED, PROCESSING, SUCCESS, SKIPPED, ERROR), error details and, when done, the pre-signed download URL of the ZIP. GET .../projects/{project_url}/exports/{export_id}.
  • List context imageslingohub_list_context_images
    List the context images (screenshots that show translators where a text is used) of a project, with connected-segment counts and processing status. Paginated; page is zero-based. GET .../projects/{project_url}/contextImages.

Changes data · 6

  • Create projectlingohub_create_project
    WRITE: create a new localization project in a workspace (needs settings-management permission on the key). Returns the new project with its links. It adds a project and changes nothing existing; repeating the call can create a second project.
  • Upload resource filelingohub_upload_resource_file
    WRITE: upload one text resource file (JSON, properties, XLIFF, PO, ...) into a project. The language comes from the file name or from `language`. The import flags decide whether existing segments are changed or deactivated: with updating or deactivation on, translations already in Lingohub can be overwritten or switched off, so state the flags you want. Never retried. POST .../projects/{project_url}/resources.
  • Delete resource filelingohub_delete_resource
    WRITE, DESTRUCTIVE: delete a resource container: the source-language file AND all its target-language files with their translations. file_name and path must address the source-language file. This cannot be undone through the API. Never retried. DELETE .../projects/{project_url}/resources/{file_name}.
  • Request exportlingohub_request_export
    Start an asynchronous export of a project's resource files as a ZIP. It creates an export job and changes no project data. Returns the export id; poll get_export until its status is SUCCESS to get the download URL. Without filters it exports every file and language. POST .../projects/{project_url}/exports.
  • Delete context imagelingohub_delete_context_image
    WRITE, DESTRUCTIVE: delete one context image and its connections to text segments. Never retried. DELETE .../projects/{project_url}/contextImages/{image_id}.
  • Push translations to repositorylingohub_push_to_repository
    WRITE: push the project's resource files to its linked Git repository (GitHub, GitLab, Bitbucket or Azure DevOps; the connection must already exist). Depending on push_type this commits to a branch or opens a pull request, so it changes the user's repository. Never retried. POST .../projects/{project_url}/push.

Your usefulapi plan · 4

  • Usage status (free-tier meter)lingohub_usage_status
    Report the caller's current usage: the plan, calls used this month, the limit of the plan (the free monthly cap or the Pro fair use limit), remaining, and whether the limit is reached. Read-only; does not count against the meter.
  • Request a missing featurelingohub_request_feature
    Tell usefulapi that the user needs something the Lingohub tools cannot do yet (a missing tool, field or filter). Call it only when the user asks for something none of the tools can do, and tell the user that you send the request. Do not call it for errors or for normal requests. Do not include personal data, credentials or customer records. Stored with the product name and the client type (for example Claude or Cursor), without the user's account. At most 5 requests per day. Does not count against the meter.
  • Upgrade to Pro or Pro+lingohub_upgrade
    Get a paid plan for Lingohub (the free tier caps monthly usage). Pro: 10,000 tool calls a month, for normal use — plan "monthly" ($9/month) or "yearly" ($90/year, 2 months free). Pro+: 100,000 tool calls a month, for automations and heavy use — plan "plus" ($39/month) or "plus_yearly" ($390/year). Without a plan it returns both Pro and Pro+, each with a payment link, for the user to choose; with a plan, one link. An existing Pro subscription changes to Pro+ in place (needs confirm: true; the price difference for the rest of the period is charged at once). Cancel any time: the plan then runs to the end of the paid period, so it also suits a one-time job. A link opens Stripe Checkout in the browser; after payment the account upgrades automatically. Does not count against the meter.
  • Cancel the Pro subscriptionlingohub_cancel_subscription
    Cancel the caller's Lingohub Pro subscription at the end of the paid period (no refund for the current period; Pro continues until then, then the free tier applies). Requires confirm: true. Run lingohub_upgrade later to undo the cancel before the period ends. Does not count against the meter.

FAQ

What can I do with LingoHub in Claude or ChatGPT?

Review translation progress. Inspect localization resources. Export current translations. Upload a reviewed resource file. See what you can do for the details.

Is this an official LingoHub product?

No. usefulapi is an independent service. It is not affiliated with or endorsed by LingoHub. The server calls the LingoHub API with your own LingoHub access, so it sees only the data that your account can see.

Can I connect LingoHub to Claude or ChatGPT?

Yes. In Claude, add this server's URL as a custom connector. In ChatGPT, add it as a custom MCP server in Plugins. Then log in once. Cursor, VS Code, Claude Code and Codex work too. See the setup steps.

What do I need to connect?

The login page asks for your Lingohub API key. See Before you connect for where to find it.

Do I put my LingoHub key or an Authorization header in the client config?

No. Add only the URL. Do not add an Authorization header or an API key to the client config. The server signs you in with OAuth: the login page asks for your Lingohub API key. If the config has such a header, remove it: some clients then send that header instead of the login token, and every call fails with 401.

How do you keep my LingoHub credentials?

The login stores them encrypted in the authorization grant of your connection. The server uses them to call the LingoHub API for you and to derive a private account id for usage metering. usefulapi does not show them on any page or in any reply. To stop all access, remove the connector and change or delete these credentials in LingoHub.

Can the AI change my LingoHub data?

Yes, if you approve it. 6 of the 14 LingoHub tools can create or change data. The other 8 are marked read-only. Most MCP clients ask you to approve a tool call before it runs.

What does it cost?

The Free plan gives 50 tool calls / month. Pro costs $9/mo or $90/yr, with 10,000 tool calls / month. Pro+ costs $39/mo or $390/yr, with 100,000 tool calls / month. Each subscription covers this LingoHub server only. Cancel any time: your paid plan then runs to the end of the paid period. Run lingohub_usage_status to see how many calls you used.

How do I subscribe or cancel?

Ask the AI to run lingohub_upgrade and choose Pro or Pro+, billed monthly or yearly: it returns a Stripe Checkout link. If you already have Pro, ask to change it to Pro+. After you confirm, your existing subscription changes in place, keeps its billing interval and charges the price difference for the rest of the period immediately. To cancel, run lingohub_cancel_subscription. Your paid plan continues to the end of the paid period.

What if a LingoHub tool that I need is missing?

Tell the AI what you wanted to do. It can send the request with lingohub_request_feature. We store the text with the server name, the type of AI client and the tool you tried, not with your account, and read every request when we plan new tools. You can send up to 5 requests per day.

Which AI clients can I use?

Any client that supports remote MCP servers (Streamable HTTP) with OAuth login: Claude (web and desktop), Claude Code, ChatGPT, Codex, Cursor, VS Code, Windsurf and others.

This is a Model Context Protocol endpoint — meant to be connected from an AI client, not opened in a browser. An invalid_token response at the URL is the auth gate working as designed; clients authenticate automatically.

Need a tool this server does not have, or a connection to another system? We build custom integrations and MCP servers.

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