How to connect DeepSeek MCP with Cursor

How to integrate DeepSeek MCP with Cursor Cursor is one of the leading AI-powered code editors. It is built to help developers write, understand, and refactor code faster with AI assistance built directly into the editor. And in this guide, I will explain the easiest and most secure way to connect your DeepSeek account to Cursor via Composio Connect, so it can summarize latest AI research news, generate chatbot response for user query, search documents for cybersecurity trends, and more without ever putting your account credentials at risk.

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DeepSeek offers AI-powered chat, search, and language model services. It delivers advanced conversational and information retrieval tools for smarter workflows.

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How to integrate DeepSeek MCP with Cursor

Cursor is one of the leading AI-powered code editors. It is built to help developers write, understand, and refactor code faster with AI assistance built directly into the editor.

And in this guide, I will explain the easiest and most secure way to connect your DeepSeek account to Cursor via Composio Connect, so it can summarize latest AI research news, generate chatbot response for user query, search documents for cybersecurity trends, and more without ever putting your account credentials at risk.

Also integrate DeepSeek with

ChatGPTOpenAI Agents SDKClaude Agent SDKClaude CodeClaude CoworkCodexOpenCodeVS CodeOpenClawHermesCLIGoogle ADKLangChainVercel AI SDKMastra AILlamaIndexCrewAI

Why Composio?

  • 1,000+ SaaS toolkits out of the box. Skip the work of building and maintaining integrations, Composio gives you instant access to a vast catalog of pre-built connectors.
  • One MCP server for every app. Connect any of your applications on demand through a single endpoint, rather than juggling a separate server for each app.
  • Smart, context-aware tool loading. Unlike traditional MCP servers that dump every available tool into the LLM context window, Composio searches for and loads only the tools relevant to the task at hand. A remote CLI workbench lets LLMs compose these tools into workflows for complex automation.

Connect DeepSeek to Cursor

Two ways to install — pick whichever you prefer.

1. Install with one click

Click the button below to add Composio to Cursor.

↗Install in Cursor

2. Or add manually

Add to your Cursor mcp.json

Open .cursor/mcp.json in your project root (or ~/.cursor/mcp.json for global config) and add the following configuration:

bash
{
  "servers": {
    "composio": {
      "type": "http",
      "url": "https://connect.composio.dev/mcp"
    }
  }
}

3. Authorize

Restart Cursor, then click "Connect" next to Composio in MCP Tools settings.

Cursor MCP Tools settings with Connect button next to Composio

A browser window will open to authorize.

Composio authorization browser window

Connect your DeepSeek account

Back in Cursor, ask the agent to connect to DeepSeek or give it any DeepSeek-related task.

For example, ask it to:

  • "Summarize latest AI research news"
  • "Generate chatbot response for user query"
  • "Search documents for cybersecurity trends"

It will prompt you to authenticate and authorize access to DeepSeek.

That is it. Composio tools are now available in Cursor, and your DeepSeek account is ready to use.

Conclusion

You have successfully connected DeepSeek to Cursor using Composio Connect. Your agent can now use DeepSeek securely without exposing credentials in prompts or local scripts.

TOOLS

Supported Tools

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

Create Anthropic Message

Tool to create a model response using DeepSeek's Anthropic-compatible API format with support for system prompts, tool calling, streaming, and thinking mode.

Create Chat Completion

Tool to create a chat completion using DeepSeek models (deepseek-chat or deepseek-reasoner).

Get User Balance

Tool to get user's current account balance including granted and topped-up balances with detailed breakdown by currency (CNY or USD).

List Models

Tool to list currently available DeepSeek models and provides basic information about each one such as the owner and availability.

FRAMEWORKS

How to build DeepSeek MCP Agent with another framework

ChatGPT logo

ChatGPT

Use DeepSeek MCP with ChatGPT

OpenAI Agents SDK logo

OpenAI Agents SDK

Use DeepSeek MCP with OpenAI Agents SDK

Claude Agent SDK logo

Claude Agent SDK

Use DeepSeek MCP with Claude Agent SDK

Claude Code logo

Claude Code

Use DeepSeek MCP with Claude Code

Claude Cowork logo

Claude Cowork

Use DeepSeek MCP with Claude Cowork

Codex logo

Codex

Use DeepSeek MCP with Codex

OpenClaw logo

OpenClaw

Use DeepSeek MCP with OpenClaw

Hermes logo

Hermes

Use DeepSeek MCP with Hermes

CLI logo

CLI

Use DeepSeek MCP with CLI

Google ADK logo

Google ADK

Use DeepSeek MCP with Google ADK

LangChain logo

LangChain

Use DeepSeek MCP with LangChain

Vercel AI SDK logo

Vercel AI SDK

Use DeepSeek MCP with Vercel AI SDK

Mastra AI logo

Mastra AI

Use DeepSeek MCP with Mastra AI

LlamaIndex logo

LlamaIndex

Use DeepSeek MCP with LlamaIndex

CrewAI logo

CrewAI

Use DeepSeek MCP with CrewAI

OpenCode logo

OpenCode

Use DeepSeek MCP with OpenCode

VS Code logo

VS Code

Use DeepSeek MCP with VS Code

FAQ

Frequently asked questions

With a standalone DeepSeek MCP server, the agents and LLMs can only access a fixed set of DeepSeek tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from DeepSeek and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Cursor fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right DeepSeek tools.

Yes, absolutely. You can configure which DeepSeek scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your DeepSeek data and credentials are handled as safely as possible.

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Co-founder, Slashy

A lot of students tell us that the moment their connected tools start talking to each other inside Opennote feels almost magical. The agent just knows them, and it's immensely helped keep new users on the platform.

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Co-founder, Opennote

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CEO, Zams

As a solo builder, shipping fast is life or death. The only way I can outcompete incumbents is by outmanoeuvring them. Getting bogged down managing agent auth would have been a death sentence.

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Founder, Extra Thursday

Before Composio, adding tool integrations was slow and resource-intensive. Each one could take weeks of engineering time, and maintaining them meant constantly keeping up with API changes.

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Founder & CEO, SwarmZero

With hands-on help from their founder, we integrated Gmail and Google Drive in just 30 minutes. This level of personal support and commitment is exactly what startups should strive for.

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