Prefect MCP Server

Instructions

Implementation Reference

• src/mcp_prefect/block.py:47-63 (handler)

  The handler function for the 'get_block_type' MCP tool. It is decorated with @mcp.tool and fetches a Prefect block type by its slug, returning the details as text content.

  @mcp.tool
  async def get_block_type(
      slug: str,
  ) -> List[Union[types.TextContent, types.ImageContent, types.EmbeddedResource]]:
      """
      Get a block type by slug.
      
      Args:
          slug: The block type slug
          
      Returns:
          Block type details
      """
      async with get_client() as client:
          block_type = await client.read_block_type_by_slug(slug)
          
          return [types.TextContent(type="text", text=str(block_type.model_dump()))]