search

Instructions

Implementation Reference

• grokipedia_mcp/server.py:49-122 (handler)

  The 'search' tool is defined and registered using the @mcp.tool decorator. It implements search functionality by calling the Grokipedia API client.

  @mcp.tool(
      annotations=ToolAnnotations(
          readOnlyHint=True,
          destructiveHint=False,
          idempotentHint=True
      ), 
  )
  async def search(
      query: Annotated[str, Field(description="Search query string to find matching articles")],
      limit: Annotated[int, Field(description="Maximum number of results to return (default: 12, max: 50)", ge=1, le=50)] = 12,
      offset: Annotated[int, Field(description="Pagination offset for results (default: 0)", ge=0)] = 0,
      sort_by: Annotated[str, Field(description="Sort results by 'relevance' or 'views' (default: relevance)")] = "relevance",
      min_views: Annotated[int | None, Field(description="Filter to articles with at least this many views (optional)", ge=0)] = None,
      ctx: Context[ServerSession, AppContext] | None = None,
  ) -> CallToolResult:
      """Search Grokipedia (AI-curated knowledge base) for articles.
  
      Use for: finding Grok-generated articles, discovering AI-synthesized knowledge, research.
      Returns: title, slug (for get_page), snippet, relevance score, view count.
      Tips: Use the slug from results with get_page/get_page_content for full articles.
      """
      if ctx is None:
          raise ValueError("Context is required")
  
      await ctx.debug(f"Searching for: '{query}' (limit={limit}, offset={offset}, sort_by={sort_by})")
  
      try:
          client = ctx.request_context.lifespan_context.client
          result = await client.search(query=query, limit=limit * 2, offset=offset)
          
          results = result.results
          
          if min_views is not None:
              results = [r for r in results if r.view_count >= min_views]
              await ctx.debug(f"Filtered to {len(results)} results with min_views >= {min_views}")
          
          if sort_by == "views":
              results = sorted(results, key=lambda x: x.view_count, reverse=True)
              await ctx.debug("Sorted results by view count")
          
          results = results[:limit]
  
          await ctx.info(f"Found {len(results)} results for query: '{query}'")
          
          text_lines = [f"Found {len(results)} results for '{query}'"]
          if sort_by == "views":
              text_lines[0] += " (sorted by views)"
          if min_views:
              text_lines[0] += f" (min views: {min_views})"
          text_lines.append("")
          
          for i, item in enumerate(results, 1):
              text_lines.append(f"{i}. {item.title}")
              text_lines.append(f"   Slug: {item.slug}")
              text_lines.append(f"   Snippet: {item.snippet}")
              text_lines.append(f"   Relevance: {item.relevance_score:.3f}")
              text_lines.append(f"   Views: {item.view_count}")
              text_lines.append("")
          
          return CallToolResult(
              content=[TextContent(type="text", text="\n".join(text_lines))],
              structuredContent={"results": [r.model_dump() for r in results]},
          )
  
      except GrokipediaBadRequestError as e:
          await ctx.error(f"Bad request: {e}")
          raise ValueError(f"Invalid search parameters: {e}") from e
      except GrokipediaNetworkError as e:
          await ctx.error(f"Network error: {e}")
          raise RuntimeError(f"Failed to connect to Grokipedia API: {e}") from e
      except GrokipediaAPIError as e:
          await ctx.error(f"API error: {e}")
          raise RuntimeError(f"Grokipedia API error: {e}") from e