codeant-ai-for-open-source[bot] commented on PR #38562:
URL: https://github.com/apache/superset/pull/38562#issuecomment-4047345097
## **Sequence Diagram**
This PR changes MCP startup so clients no longer receive the full tool
catalog on connect. Instead, the server exposes pinned tools plus search and
call proxies, then serves compact on demand tool definitions by stripping
output schema data from search results.
```mermaid
sequenceDiagram
participant MCPServer
participant SearchTransform
participant LLMClient
participant ToolRegistry
MCPServer->>SearchTransform: Initialize tool search transform from config
SearchTransform-->>MCPServer: Register pinned tools plus search and call
proxies
LLMClient->>MCPServer: Request available tools
MCPServer-->>LLMClient: Return pinned tools plus search and call
LLMClient->>MCPServer: search_tools with natural language query
MCPServer->>SearchTransform: Rank matches and serialize compact schemas
SearchTransform-->>MCPServer: Return matched tools without output schema
LLMClient->>MCPServer: call_tool with selected tool and arguments
MCPServer->>ToolRegistry: Execute selected real tool
ToolRegistry-->>LLMClient: Return tool result
```
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