Typed tools
Register raw JSON handlers or typed procs, and let nimwire derive the MCP input and output schemas at compile time.
MCP servers in Nim.
Tools, resources, prompts, transports, tasks, and authorization for the Model Context Protocol, in native Nim code.
Everything a server needs
Section titled “Everything a server needs”Resources and prompts
Static and templated resources with text or binary contents, plus typed prompts with completion hooks.
Stdio and HTTP
Serve newline-delimited JSON-RPC over stdio, or adapt Streamable HTTP requests into any web framework.
Production controls
Bearer authorization, bounded security limits, cancellation, progress, deadlines, and optional request observability hooks.
Explore the library
Section titled “Explore the library”QuickstartBuild a stdio server in a few lines.
Typed toolsDerive MCP schemas from Nim procedures and types.
Resources and promptsExpose data and reusable messages to clients.
TransportsChoose stdio, Streamable HTTP, or in-process delivery.
API referenceEvery exported module, type, and procedure.
Security checklistRead this before deploying a remote server.
Example serversEcho, HTTP, auth, prompts, and resources.
Niminal stackSee nimwire alongside the rest of the Niminal projects.