DeepSeek MCP Server
This server enhances Claude's (or DeepSeek V3's) reasoning capabilities by integrating DeepSeek R1 as an advanced reasoning engine.
Process Complex Queries: Handles intricate multi-step reasoning tasks with precision and efficiency
Structured Output: Returns reasoning outputs formatted with
<ant_thinking>tags for seamless integrationAdvanced Capabilities: Structures cognitive frameworks, evaluates confidence/uncertainty, monitors quality, and detects edge cases/biases
Contextual Analysis: Analyzes queries with optional background information for better understanding
Seamless Integration: Designed to work with both Claude and DeepSeek V3, leveraging the 无问芯穹 (infini-ai) API
Click on "Install Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@DeepSeek MCP Serverexplain quantum entanglement in simple terms"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
🧠 DeepSeek MCP Server

🚀 Features
Enhance Claude's reasoning capabilities with the integration of DeepSeek R1's advanced reasoning engine. This server enables Claude to tackle complex reasoning tasks by leveraging the reasoning capabilites of deepseek r1 model.
DeepSeek R1 (The Brain) acts as the advanced reasoning planner:
Plans multi-step logical analysis strategies
Structures cognitive frameworks
Evaluates confidence and uncertainty
Monitors reasoning quality
Detects edge cases and biases
Claude (The Executor) implements the reasoning plans:
Executes the structured analysis
Implements planned strategies
Delivers final responses
Handles user interaction
Manages system integrations
Related MCP server: Deepseek R1 MCP Server
🚀 Features
Advanced Reasoning Capabilities
Supports intricate multi-step reasoning tasks.
Designed for precision and efficiency in generating thoughtful responses.
使用无问芯穹的API
Complete Setup guide
Prerequisites
Python 3.12 or higher
uvpackage managerINFINI_API_KEY For DeepSeek (Sign up at 无问芯穹)
Clone the Repository
git clone https://github.com/moyu6027/deepseek-MCP-server.git cd deepseek-MCP-serverEnsure UV is Set Up
Windows: Run the following in PowerShell:
powershell -ExecutionPolicy ByPass -c "irm https://astral.sh/uv/install.ps1 | iex"Mac: Run the following:
curl -LsSf https://astral.sh/uv/install.sh | sh
Create Virtual Environment
uv venv source .venv/bin/activateInstall Dependencies
uv add "mcp[cli]" httpxSet Up API Key
echo "INFINI_API_KEY=your_key_here" > .envInstall the Server
mcp install server.py -f .envConfigure MCP Server Edit the
claude_desktop_config.jsonfile to include the following configuration:{ "mcpServers": { "deepseek-mcp": { "command": "uv", "args": [ "--directory", "PATH_TO_DEEPSEEK_MCP_SERVER", "run", "server.py" ] } } }Run the Server
uv run server.py
🛠 Usage
Starting the Server
The server automatically starts when used with Claude Desktop. Ensure Claude Desktop is configured to detect the MCP server.
Example Workflow
Claude receives a query requiring advanced reasoning.
The query is forwarded to DeepSeek R1 for processing.
DeepSeek R1 returns structured reasoning wrapped in
<ant_thinking>tags.Claude integrates the reasoning into its final response.
📄 License
This project is licensed under the MIT License. See the LICENSE file for details.
Available Tools
1 toolreasonB
Process a query using DeepSeek's R1 reasoning engine and prepare it for integration with DeepSeek V3 or claude.
DeepSeek R1 leverages advanced reasoning capabilities that naturally evolved from large-scale
reinforcement learning, enabling sophisticated reasoning behaviors. The output is enclosed
within `<ant_thinking>` tags to align with V3 or Claude's thought processing framework.
Args:
query (dict): Contains the following keys:
- context (str): Optional background information for the query.
- question (str): The specific question to be analyzed.
Returns:
str: The reasoning output from DeepSeek, formatted with `<ant_thinking>` tags for seamless use with V3 or Claude.
| Name | Required | Description | Default |
|---|---|---|---|
| query | Yes |
Output Schema
| Name | Required | Description |
|---|---|---|
| result | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries the full burden. It mentions the tool 'leverages advanced reasoning capabilities' and outputs formatted text, but fails to disclose critical behavioral traits such as rate limits, error handling, authentication requirements, or performance characteristics. The description adds some context about the reasoning engine but leaves significant gaps for a tool with potential computational costs.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is appropriately sized and front-loaded, with the core purpose stated in the first sentence. Additional sentences provide useful context about the reasoning engine and output formatting. There is minor redundancy in mentioning 'V3 or Claude' twice, but overall, it's efficient and well-structured.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the tool's moderate complexity (1 parameter with nested structure), no annotations, and an output schema that exists (though not detailed here), the description is reasonably complete. It explains the purpose, parameter semantics, and output format, though it could improve by addressing behavioral aspects like error cases or integration specifics.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The description adds substantial meaning beyond the input schema, which has 0% description coverage and only specifies a generic object. It details that the 'query' parameter is a dict with 'context' (optional background) and 'question' (specific question) keys, clarifying the expected structure and semantics. This compensates well for the schema's lack of documentation.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the tool's purpose: 'Process a query using DeepSeek's R1 reasoning engine and prepare it for integration with DeepSeek V3 or claude.' It specifies the verb ('process'), resource ('query'), and technology ('DeepSeek's R1 reasoning engine'), but since there are no sibling tools, it cannot demonstrate differentiation from alternatives.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description implies usage by mentioning integration with 'V3 or Claude's thought processing framework,' suggesting it's for preparing reasoning outputs for those systems. However, it lacks explicit guidance on when to use this tool versus alternatives (e.g., direct API calls or other reasoning engines) and does not specify prerequisites or exclusions.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
TDQS
With only one tool named 'reason', there is no possibility of ambiguity or overlap with other tools. The tool has a single, clearly defined purpose of processing queries through DeepSeek's reasoning engine.
A single tool cannot demonstrate inconsistency in naming patterns. The tool name 'reason' follows a clear verb-based convention that directly describes its function.
One tool is too few for a server that appears to interface with a complex reasoning engine. While the tool is well-described, a single tool surface severely limits the server's capabilities and suggests an incomplete implementation for the domain.
The server has a significant gap in functionality. A reasoning engine server should offer more than just query processing - there are no tools for configuration, status checking, result formatting options, or other typical operations expected from such a service.
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