# v0.4.52 (2026-05-17)

## Features
- Add Vercel AI Gateway provider support (#1183)
- rtk: Kiro format tool result compression — handle conversationState.history & currentMessage, preserve error results, ~13.6% savings (#1194)

## Fixes
- openclaw: normalize agent.model object form `{primary, fallbacks}` before .startsWith → fix TypeError & 'not configured' status (#1216)
- Usage Details pagination: stay inside mobile viewport <640px (#1218)
- Fix test model error
- Fix MIMO provider in Codex
- Disable log file creation when using MITM AG

open-sse/translator/request/openai-responses.js

@@ -29,10 +29,24 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
   // Group items by conversation turn
   let currentAssistantMsg = null;
   let pendingToolResults = [];
+  let pendingReasoning = "";
 
   const inputItems = normalizeResponsesInput(body.input);
   if (!inputItems) return body;
 
+  // Extract reasoning text from summary[].text or encrypted_content fallback
+  const extractReasoningText = (item) => {
+    if (Array.isArray(item.summary)) {
+      const txt = item.summary.map(s => s?.text || "").filter(Boolean).join("\n");
+      if (txt) return txt;
+    }
+    if (Array.isArray(item.content)) {
+      const txt = item.content.map(c => c?.text || "").filter(Boolean).join("\n");
+      if (txt) return txt;
+    }
+    return "";
+  };
+
   for (const item of inputItems) {
     // Determine item type - Droid CLI sends role-based items without 'type' field
     // Fallback: if no type but has role property, treat as message
@@ -64,7 +78,13 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
           return c;
         })
         : item.content;
-      result.messages.push({ role: item.role, content });
+      const msg = { role: item.role, content };
+      // Attach buffered reasoning to assistant turn (required by xiaomi-mimo thinking mode)
+      if (item.role === "assistant" && pendingReasoning) {
+        msg.reasoning_content = pendingReasoning;
+      }
+      pendingReasoning = "";
+      result.messages.push(msg);
     }
     else if (itemType === "function_call") {
       // Start or append to assistant message with tool_calls
@@ -74,6 +94,10 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
           content: null,
           tool_calls: []
         };
+        if (pendingReasoning) {
+          currentAssistantMsg.reasoning_content = pendingReasoning;
+          pendingReasoning = "";
+        }
       }
       // Skip items with empty/missing name — Codex/OpenAI reject nameless tool calls (#444)
       if (!item.name || typeof item.name !== "string" || item.name.trim() === "") continue;
@@ -107,7 +131,9 @@ export function openaiResponsesToOpenAIRequest(model, body, stream, credentials)
       });
     }
     else if (itemType === "reasoning") {
-      // Skip reasoning items - they are for display only
+      // Buffer reasoning text; attached to next assistant message/function_call
+      const txt = extractReasoningText(item);
+      if (txt) pendingReasoning = pendingReasoning ? `${pendingReasoning}\n${txt}` : txt;
       continue;
     }
   }