MCP Language Server
MCP server integrating language servers for LLMs. MCP Language Server is a Model Context Protocol (MCP) server maintained by isaacphi. It connects to MCP-compatible clients such as Claude Desktop, Cursor, Cline, and other agents that speak the protocol. It exposes 6 tools, including read_definition, find_references, get_diagnostics, get_codelens, execute_codelens and apply_text_edit, that an agent can call directly. It is categorized under AI/LLM, Tool/LanguageServer and Development/IDE.
What is this MCP
This MCP integrates Language Server Protocol (LSP) capabilities with Model Context Protocols (MCPs), allowing LLMs to access precise code analysis features like symbol definitions, references, and diagnostics through standard LSP-compatible language servers.
How to use this MCP
Configure it by specifying a workspace path and language server binary in your MCP client settings. The server bridges MCP requests to LSP features likeread_definition, find_references, and apply_text_edit operations.
What this MCP can be used for
Enhancing LLM coding assistance with precise code navigation, refactoring, and analysis capabilities typically found in IDEs, particularly valuable for large codebases where LLMs normally struggle with context.
AIMCP authority
DR and traffic signal for the AIMCP public domain.
Frequently asked questions
What is the MCP Language Server MCP server?
MCP Language Server is a Model Context Protocol server from isaacphi. It lets MCP-compatible AI clients call its tools over a standard interface, so agents like Claude, Cursor, and Cline can use it without custom integration.
How do I connect MCP Language Server to my AI client?
Add MCP Language Server to your client's MCP configuration using the stdio or SSE connection shown in the usage examples on this page, then restart the client to load the server.
What tools does MCP Language Server provide?
MCP Language Server provides 6 tools: read_definition, find_references, get_diagnostics, get_codelens, execute_codelens and apply_text_edit.
Is MCP Language Server free to use?
MCP Language Server is listed on AIMCP for free. Any API keys or accounts required by the underlying service are set by its provider.
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