Fix codex mcp web_search timeline output

packages/server/src/server/agent/providers/codex-mcp-agent.ts

@@ -1733,15 +1733,44 @@ class CodexMcpAgentSession implements AgentSession {
         });
       }
       case "web_search":
+      {
+        const inputValue = (item as { input?: unknown }).input;
+        const outputValue = (item as { output?: unknown }).output;
+        const input =
+          inputValue && typeof inputValue === "object"
+            ? (inputValue as Record<string, unknown>)
+            : undefined;
+        const output =
+          outputValue && typeof outputValue === "object"
+            ? (outputValue as Record<string, unknown>)
+            : undefined;
+        const query =
+          asString(item.query) ??
+          asString(input?.query) ??
+          asString((item as { search_query?: unknown }).search_query) ??
+          asString((item as { searchQuery?: unknown }).searchQuery);
+        const results =
+          outputValue ??
+          (item as { results?: unknown }).results ??
+          (item as { search_results?: unknown }).search_results ??
+          (item as { searchResults?: unknown }).searchResults ??
+          (item as { items?: unknown }).items ??
+          (item as { documents?: unknown }).documents ??
+          (item as { data?: unknown }).data ??
+          (item as { content?: unknown }).content ??
+          (item as { response?: unknown }).response ??
+          (item as { result?: unknown }).result;
         return createToolCallTimelineItem({
           server: "web_search",
           tool: "web_search",
           status: (item as { status?: string }).status ?? "completed",
           callId,
-          displayName: item.query ? `Web search: ${item.query}` : "Web search",
+          displayName: query ? `Web search: ${query}` : "Web search",
           kind: "search",
-          input: { query: item.query },
+          input: input ?? (query ? { query } : undefined),
+          output: results ?? output,
         });
+      }
       case "todo_list":
         return { type: "todo", items: item.items as any };
       case "error":

plan.md

@@ -419,9 +419,10 @@ Build a new Codex MCP provider side‑by‑side with the existing Codex SDK prov
   - Ensure MCP server tool calls surface `server`, `tool`, `input`, and `output` fields.
   - **Done (2025-12-25 00:00)**: WHAT: added MCP tool identifier/payload extraction helpers and used them for `mcp_tool_call` timeline mapping in `packages/server/src/server/agent/providers/codex-mcp-agent.ts:224` and `packages/server/src/server/agent/providers/codex-mcp-agent.ts:1721`. RESULT: MCP tool call timeline items now normalize server/tool/input/output fields from multiple event shapes. EVIDENCE: Not run (not requested).
 
-- [ ] **Fix**: Codex MCP web_search timeline items should include query input and results output.
+- [x] **Fix**: Codex MCP web_search timeline items should include query input and results output.
 
   - Ensure web_search tool calls emit a timeline item with query and results.
+  - **Done (2025-12-25 00:18)**: WHAT: added web_search query/output extraction and result fallback mapping in `packages/server/src/server/agent/providers/codex-mcp-agent.ts:1735`. RESULT: web_search timeline items now include query input and results output when present. EVIDENCE: Not run (not requested).
 
 - [ ] **CRITICAL REFACTOR**: Eliminate ALL type casting and defensive coding in Codex MCP provider.