Deep Code Reasoning MCP Server - Specialized analysis tool for complex codebases
Deep Code Reasoning MCP becomes available to MCP clients through the deep code reasoning mcp mcp server. Deep Code Reasoning MCP Server - Specialized analysis tool for complex codebases.
An MCP server that pairs Claude Code with Google's Gemini AI for complementary code analysis. This server enables a multi-model workflow where Claude Code handles tight terminal integration and multi-file refactoring, while Gemini leverages its massive context window (1M tokens) and code execution capabilities for distributed system debugging and long-trace analysis.
Once connected, the assistant can call these 9 tools directly:
start_conversation — Initiates a conversational analysis session between Claude and Geminicontinue_conversation — Continues an active conversation with Claude's response or follow-up questionfinalize_conversation — Completes the conversation and generates structured analysis resultsget_conversation_status — The get_conversation_status tool exposed by this serverescalate_analysis — Main tool for handing off complex analysis from Claude Code to Geminitrace_execution_path — Deep execution analysis with Gemini's semantic understandingcross_system_impact — The cross_system_impact tool exposed by this serverperformance_bottleneck — The performance_bottleneck tool exposed by this serverhypothesis_test — The hypothesis_test tool exposed by this serverSetup follows the standard MCP pattern: clone or install the server, then register it in your client's configuration file and restart the client. The configuration snippets on this page cover Claude Desktop, Claude Code and Cursor.
Before the server will start you need to supply one environment variable: GEMINI_API_KEY. Keep credentials in your client's env block or a secrets manager rather than committing them.
Developer-tool servers are usually the first ones people connect, because they turn "help me with this code" into an assistant that can actually read the repo and act on it. Deep Code Reasoning MCP sits in that group, and the shape of its toolset — start_conversation, continue_conversation, finalize_conversation among others — tells you what it is really for. Worth comparing against the other developer tools servers in this directory before you commit to one, since several overlap in scope but differ sharply in setup cost and permissions.
| Tool | What it does |
|---|---|
| start_conversation | Initiates a conversational analysis session between Claude and Gemini. |
| continue_conversation | Continues an active conversation with Claude's response or follow-up question. |
| finalize_conversation | Completes the conversation and generates structured analysis results. |
| get_conversation_status | The get_conversation_status tool exposed by this server. |
| escalate_analysis | Main tool for handing off complex analysis from Claude Code to Gemini. |
| trace_execution_path | Deep execution analysis with Gemini's semantic understanding. |
| cross_system_impact | The cross_system_impact tool exposed by this server. |
| performance_bottleneck | The performance_bottleneck tool exposed by this server. |
| hypothesis_test | The hypothesis_test tool exposed by this server. |
{
"mcpServers": {
"deep-code-reasoning": {
"command": "node",
"args": ["/path/to/deep-code-reasoning-mcp/dist/index.js"],
"env": {
"GEMINI_API_KEY": "your-gemini-api-key"
}
}
}
}Configuration as documented by the project. Restart the client after saving.
| Variable | Description | Required |
|---|---|---|
| GEMINI_API_KEY | Credential the server authenticates with. | Yes |
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