Lokalise MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Lokalise MCP or direct API to manage projects, list localization keys, review translations, and sync files through natural language.

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Api Key

Lokalise is a translation and localization management platform for multilingual apps, websites, files, keys, and content. It helps teams ship localized products faster with organized workflows, contributors, and reviews.

10 Tools

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Type what you want done — sign in and watch it run live in the Tool Router playground.

TOOL ROUTER PLAYGROUND
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TOOLS

Supported Tools

Every Lokalise action and event your agent gets out of the box.

Create Keys

Create 1 to 500 keys in a Lokalise project or branch.

Delete Keys

Permanently delete one or more keys from a Lokalise project or branch.

List Audit Logs

List one page of team audit events in OCSF 1.

List Branches

List one page of branches for a Lokalise project.

List Keys

Search and return one cursor page of keys from a Lokalise project or branch.

List Project Languages

List one page of languages configured for a Lokalise project or, when branch_name is supplied, for a branch.

List Projects

List projects available to the connected Lokalise API token, optionally filtered by team or exact project names.

List Translations

Search and return one cursor page of translations from a Lokalise project or branch by language, review state, task, or QA issue.

Update Keys

Batch update keys and their translations, including key metadata, translation content, review flags, and custom statuses, in one Lokalise project or branch.

Update Translation

Update one translation's content and review or status flags in a Lokalise project or branch.

SETUP GUIDE

Connect Lokalise MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcp
Install the Composio SDK for Python or TypeScript
2

Initialize Client and Create Tool Router Session

typescript
import { Composio } from '@composio/core';

const composio = new Composio({ apiKey: 'your-api-key' });
const session = await composio.create('your-user-id');
console.log(`Tool Router session created: ${session.mcp.url}`);
Import and initialize the Composio client, then create a Tool Router session for Lokalise
3

Connect to AI Agent

typescript
import { openai } from '@ai-sdk/openai';
import { experimental_createMCPClient as createMCPClient } from '@ai-sdk/mcp';
import { generateText } from 'ai';

const client = await createMCPClient({
  transport: {
    type: 'http',
    url: session.mcp.url,
    headers: {
      'x-api-key': 'your-composio-api-key',
    },
  },
});

const tools = await client.tools();
const { text } = await generateText({
  model: openai('gpt-4o'),
  tools,
  messages: [{
    role: 'user',
    content: 'Find untranslated keys in my Lokalise project and group them by target language.'
  }],
  maxSteps: 5,
});

console.log(`Agent: ${text}`);
Use the MCP server with your AI agent (Anthropic Claude or Mastra)
SETUP GUIDE

Connect Lokalise API Tool with your Agent

1

Install Composio

typescript
npm install @composio/openai
Install the Composio SDK
2

Initialize Composio and Create Tool Router Session

typescript
import OpenAI from 'openai';
import { Composio } from '@composio/core';
import { OpenAIResponsesProvider } from '@composio/openai';

const composio = new Composio({
  provider: new OpenAIResponsesProvider(),
});
const openai = new OpenAI({});
const session = await composio.create('your-user-id');
Import and initialize Composio client, then create a Tool Router session
3

Execute Lokalise Tools via Tool Router with Your Agent

typescript
const tools = session.tools;
const response = await openai.responses.create({
  model: 'gpt-4.1',
  tools: tools,
  input: [{
    role: 'user',
    content: 'List all Lokalise projects and show their project IDs and base languages.'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Lokalise actions with your Agent

Why Use Composio?

AI Native Lokalise Integration

  • Supports both Lokalise MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable translation workflow execution
  • Rich coverage for reading, writing, and querying Lokalise projects, keys, translations, files, and contributors

Managed Auth

  • Secure API key handling so agents don't need hard-coded Lokalise credentials
  • Central place to manage, scope, and revoke Lokalise access
  • Per user and per environment credentials for safer localization automation

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Clear schemas help agents understand Lokalise actions like listing projects, finding untranslated keys, and uploading files
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Lokalise
  • Scoped, least privilege access to localization projects, files, keys, and translations
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Lokalise requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

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