fix: isolate visual tool failures from agent runs

2026-07-27 19:20:23 +08:00
parent 7002007128
commit 17c59fde71
10 changed files with 444 additions and 16 deletions
@@ -36,6 +36,12 @@ function messageContentItems(event) {
 export function classifySessionProviderErrorMessage(message) {
  const normalized = String(message ?? '').trim();
  if (!normalized) return 'SESSION_REPLY_ERROR';
+  if (
+    /unknown variant [`']?image_url[`']?.*expected [`']?text/i.test(normalized)
+    || /failed to deserialize.*image_url/i.test(normalized)
+  ) {
+    return 'SESSION_VISUAL_CONTEXT_UNSUPPORTED';
+  }
  if (/tool_calls|tool_call_id|insufficient tool messages/i.test(normalized)) {
    return 'SESSION_TOOL_HISTORY_POISONED';
  }
@@ -60,6 +66,9 @@ function providerReplyError(event) {
    .trim();
  const error = new Error(normalized || 'session reply failed');
  error.code = classifySessionProviderErrorMessage(normalized);
+  if (error.code === 'SESSION_VISUAL_CONTEXT_UNSUPPORTED') {
+    error.retryable = false;
+  }
  return error;
 }