Bring Machine Translation
to Vercel AI SDK
Create your Vinkius account to connect DeepL to Vercel AI SDK and start using all 9 AI tools in minutes. Fully managed, enterprise secure, and ready to use without writing a single line of code. No hosting, no server setup — just connect and start using.
GDPR Free for SubscribersCompatible with every major AI agent and IDE
Gemini
What is the DeepL MCP Server?
Empower your AI agent to orchestrate your entire multilingual workflow with DeepL, the world's most accurate AI translator. By connecting DeepL to your agent, you transform complex translation tasks into a natural conversation. Your agent can instantly translate text between dozens of languages, audit available language pairs, and monitor API usage without you ever touching a technical dashboard. Whether you are localized content or communicating with international teams, your agent acts as a real-time linguistic bridge, ensuring your communication is always precise and professional.
What you can do
- Text Auditing — Translate text into target languages and retrieve detected source language metadata instantly.
- Linguistic Oversight — List all supported source and target languages to maintain a clear view of translation options.
- Usage Intelligence — Monitor your character count and API limits to maintain strict control over your translation budget.
- Glossary Management — List and query configured translation glossaries to ensure consistent brand terminology.
- Contextual Tone Control — Translate text enforcing strict formal, informal, or standard business tones instantly.
- Markup Preservation — Translate HTML elements while safely preserving tag boundaries and web structure.
How it works
- Subscribe to this server
- Enter your DeepL API Key (Free or Pro)
- Start managing your multilingual intelligence through Claude, Cursor, or any MCP-compatible client
Who is this for?
- Localization Managers — monitor translation consistency and retrieve glossary metadata straight from your workflow.
- Content Writers — verify translated segments and audit language support for global campaigns.
- International Teams — perform rapid audits of project communications through natural language.
- Operations Leads — automate translation data querying to orchestrate cross-functional global teams smoothly.
Built-in capabilities (9)
List configured translation glossaries
Get current API usage and character limit constraints
Get term mapping entries for a specific glossary ID
List all supported source languages for translation
g., EN-US, PT-BR) that DeepL can translate TO. List all supported target languages for translation
Translate HTML elements while preserving tag structure
g., "Sie" in German, "vous" in French) suitable for business communications. Translate text using a formal/business tone
g., "du" in German, "tu" in French) suitable for casual platforms. Translate text using an informal/casual tone
Translate text into a target language using standard tone
Why Vercel AI SDK?
The Vercel AI SDK gives every DeepL tool full TypeScript type inference, IDE autocomplete, and compile-time error checking. Connect 9 tools through Vinkius and stream results progressively to React, Svelte, or Vue components. works on Edge Functions, Cloudflare Workers, and any Node.js runtime.
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TypeScript-first: every MCP tool gets full type inference, IDE autocomplete, and compile-time error checking out of the box
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Framework-agnostic core works with Next.js, Nuxt, SvelteKit, or any Node.js runtime. same DeepL integration everywhere
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Built-in streaming UI primitives let you display DeepL tool results progressively in React, Svelte, or Vue components
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Edge-compatible: the AI SDK runs on Vercel Edge Functions, Cloudflare Workers, and other edge runtimes for minimal latency
DeepL in Vercel AI SDK
Why run DeepL with Vinkius?
The DeepL connection runs on our fully managed, secure cloud infrastructure. We handle the hosting, maintenance, and security so you don't have to deal with servers or code. All 9 tools are ready to work instantly without any complex setup.
You stay in complete control of your data. Your AI only accesses the information you approve, keeping your sensitive passwords and private details completely safe. Plus, with automatic optimizations, your AI works faster and more efficiently.
* Every connection is hosted and maintained by Vinkius. We handle the security, updates, and infrastructure so you don't have to write code or manage servers. See our infrastructure
Over 4,000 integrations ready for AI agents
Explore a vast library of pre-built integrations, optimized and ready to deploy.
Connect securely in under 30 seconds
Generate tokens to authenticate and link external services in a single step.
Complete visibility into every agent action
Audit live requests, latency, success rates, and active security compliance policies.
Optimize spending and track token ROI
Analyze real-time token consumption and cost metrics detailed by connection.
Explore our live AI Agents Analytics dashboard to see it all working
This dashboard is included when you connect DeepL using Vinkius. You will never be left in the dark about what your AI agents are doing with your tools.
DeepL and 4,000+ other AI tools. No hosting, no code, ready to use.
Professionals who connect DeepL to Vercel AI SDK through Vinkius don't need to write code, manage servers, or worry about security. Everything is pre-configured, secure, and runs automatically in the background.
Raw MCP | Vinkius | |
|---|---|---|
| Ready-to-use MCPs | Find and configure each manually | 4,000+ MCPs ready to use |
| Connection Setup | Manual coding & server setup | 1-click instant connection |
| Server Hosting | You host it yourself (needs 24/7 uptime) | 100% hosted & managed by Vinkius |
| Security & Privacy | Stored in plaintext config files | Bank-grade encrypted vault |
| Activity Visibility | Blind execution (no logs or tracking) | Live dashboard with real-time logs |
| Cost Control | Runaway AI token spend risk | Automatic budget limits |
| Revoking Access | Must delete files or code to stop | 1-click disconnect button |
How Vinkius secures
DeepL for Vercel AI SDK
Every request between Vercel AI SDK and DeepL is protected by our secure gateway. We automatically keep your sensitive data private, prevent unauthorized access, and let you disconnect instantly at any time.
Frequently asked questions
How do I find my DeepL API Key?
Log in to your DeepL account, and you will find your Authentication Key under the 'Account' tab. Copy and paste it below.
Does this work with both Free and Pro API keys?
Yes. This server automatically detects if you are using a Free key (ending in :fx) or a Pro key and routes requests to the correct endpoint.
Can the agent use glossaries?
Yes. You can list your existing glossaries via the get_glossaries tool and identify their IDs to maintain consistency in your agent-led translations.
How does the Vercel AI SDK connect to MCP servers?
Import createMCPClient from @ai-sdk/mcp and pass the server URL. The SDK discovers all tools and provides typed TypeScript interfaces for each one.
Can I use MCP tools in Edge Functions?
Yes. The AI SDK is fully edge-compatible. MCP connections work on Vercel Edge Functions, Cloudflare Workers, and similar runtimes.
Does it support streaming tool results?
Yes. The SDK provides streaming primitives like useChat and streamText that handle tool calls and display results progressively in the UI.
createMCPClient is not a function
Install: npm install @ai-sdk/mcp
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