diff --git a/app/api/v1/public_api/imagine.py b/app/api/v1/public_api/imagine.py
index 1816fb5..b234c02 100644
--- a/app/api/v1/public_api/imagine.py
+++ b/app/api/v1/public_api/imagine.py
@@ -234,6 +234,31 @@ def _normalize_image_input(image_base64: str, image_url: str) -> str:
     )
 
 
+def _normalize_image_references(image_references: Optional[List[str]]) -> List[str]:
+    refs = image_references or []
+    if not isinstance(refs, list):
+        raise HTTPException(status_code=400, detail="image_references must be a list")
+
+    cleaned: List[str] = []
+    for raw in refs:
+        item = str(raw or "").strip()
+        if not item:
+            continue
+        cleaned.append(item)
+
+    if len(cleaned) > 3:
+        raise HTTPException(status_code=400, detail="image_references supports at most 3 images")
+
+    normalized: List[str] = []
+    for item in cleaned:
+        if item.startswith("data:"):
+            normalized.append(_normalize_image_input(image_base64=item, image_url=""))
+        else:
+            normalized.append(_normalize_image_input(image_base64="", image_url=item))
+
+    return normalized
+
+
 async def _clean_sessions(now: float) -> None:
     expired = [
         key
@@ -992,6 +1017,7 @@ class ImagineWorkbenchEditRequest(BaseModel):
     source_image_url: Optional[str] = None
     image_base64: Optional[str] = None
     image_url: Optional[str] = None
+    image_references: Optional[List[str]] = None
     stream: Optional[bool] = False
 
 
@@ -1062,16 +1088,19 @@ async def public_imagine_workbench_edit(data: ImagineWorkbenchEditRequest, reque
             )
             mode = "parent_post"
         else:
-            image_input = _normalize_image_input(
-                image_base64=str(data.image_base64 or ""),
-                image_url=str(data.image_url or ""),
-            )
+            image_inputs = _normalize_image_references(data.image_references)
+            if not image_inputs:
+                image_input = _normalize_image_input(
+                    image_base64=str(data.image_base64 or ""),
+                    image_url=str(data.image_url or ""),
+                )
+                image_inputs = [image_input]
             result = await edit_service.edit(
                 token_mgr=token_mgr,
                 token=token,
                 model_info=model_info,
                 prompt=prompt,
-                images=[image_input],
+                images=image_inputs,
                 n=1,
                 response_format="url",
                 stream=False,
diff --git a/app/services/grok/services/image_edit.py b/app/services/grok/services/image_edit.py
index 8d1df16..7085fbf 100644
--- a/app/services/grok/services/image_edit.py
+++ b/app/services/grok/services/image_edit.py
@@ -89,6 +89,18 @@ def _is_upload_network_error(exc: Exception) -> bool:
     return False
 
 
+def _normalize_fallback_image_url(url: str) -> str:
+    """下载失败时的兜底 URL 规范化。"""
+    raw = str(url or "").strip()
+    if not raw:
+        return ""
+    if raw.startswith("http://") or raw.startswith("https://"):
+        return raw
+    if raw.startswith("/"):
+        return f"https://assets.grok.com{raw}"
+    return f"https://assets.grok.com/{raw}"
+
+
 class ImageEditService:
     """Image edit orchestration service."""
 
@@ -652,7 +664,14 @@ class ImageStreamProcessor(BaseProcessor):
                     if urls := _collect_images(mr):
                         for url in urls:
                             if self.response_format == "url":
-                                processed = await self.process_url(url, "image")
+                                try:
+                                    processed = await self.process_url(url, "image")
+                                except Exception as e:
+                                    logger.warning(
+                                        "Image stream URL resolve failed, fallback to raw URL: "
+                                        f"error={e}"
+                                    )
+                                    processed = _normalize_fallback_image_url(url)
                                 if processed:
                                     final_images.append(processed)
                                 continue
@@ -797,7 +816,14 @@ class ImageCollectProcessor(BaseProcessor):
                     if urls := _collect_images(mr):
                         for url in urls:
                             if self.response_format == "url":
-                                processed = await self.process_url(url, "image")
+                                try:
+                                    processed = await self.process_url(url, "image")
+                                except Exception as e:
+                                    logger.warning(
+                                        "Image collect URL resolve failed, fallback to raw URL: "
+                                        f"error={e}"
+                                    )
+                                    processed = _normalize_fallback_image_url(url)
                                 if processed:
                                     images.append(processed)
                                     progress = min(90, 64 + len(images) * 12)
diff --git a/app/static/public/css/imagine_workbench.css b/app/static/public/css/imagine_workbench.css
index 40c755e..a9981c3 100644
--- a/app/static/public/css/imagine_workbench.css
+++ b/app/static/public/css/imagine_workbench.css
@@ -91,6 +91,89 @@ body {
   flex-wrap: wrap;
 }
 
+.reference-strip {
+  margin-top: 10px;
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  flex-wrap: wrap;
+  min-height: 44px;
+}
+
+.reference-empty {
+  font-size: 12px;
+  color: var(--workbench-muted);
+}
+
+.reference-item {
+  width: 64px;
+  height: 64px;
+  border-radius: 12px;
+  border: 1px solid var(--workbench-border);
+  background: #f3f4f6;
+  overflow: hidden;
+  position: relative;
+  cursor: pointer;
+}
+
+.reference-item.is-primary {
+  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.35);
+  border-color: #60a5fa;
+}
+
+.reference-thumb {
+  width: 100%;
+  height: 100%;
+  object-fit: cover;
+  display: block;
+}
+
+.reference-primary-badge {
+  position: absolute;
+  left: 4px;
+  bottom: 4px;
+  font-size: 10px;
+  line-height: 1;
+  padding: 3px 5px;
+  border-radius: 999px;
+  background: rgba(15, 23, 42, 0.78);
+  color: #fff;
+  pointer-events: none;
+}
+
+.reference-remove-btn {
+  position: absolute;
+  top: 4px;
+  right: 4px;
+  width: 18px;
+  height: 18px;
+  border: none;
+  border-radius: 999px;
+  background: rgba(15, 23, 42, 0.78);
+  color: #fff;
+  font-size: 12px;
+  line-height: 1;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+}
+
+.reference-add-slot {
+  width: 64px;
+  height: 64px;
+  border-radius: 12px;
+  border: 1px dashed var(--workbench-border);
+  background: #fff;
+  color: var(--workbench-muted);
+  font-size: 22px;
+  line-height: 1;
+  display: inline-flex;
+  align-items: center;
+  justify-content: center;
+  cursor: pointer;
+}
+
 .parent-quick-row {
   margin-top: 10px;
 }
@@ -110,7 +193,7 @@ body {
 .file-name {
   font-size: 12px;
   color: var(--workbench-muted);
-  word-break: break-all;
+  word-break: normal;
 }
 
 .preview-shell {
@@ -428,6 +511,17 @@ html[data-theme='dark'] .history-item {
   border-color: #324154;
 }
 
+html[data-theme='dark'] .reference-item {
+  background: #111821;
+  border-color: #324154;
+}
+
+html[data-theme='dark'] .reference-add-slot {
+  background: #111821;
+  border-color: #324154;
+  color: #b7c4d4;
+}
+
 html[data-theme='dark'] .history-line {
   color: #b7c4d4;
 }
diff --git a/app/static/public/js/imagine_workbench.js b/app/static/public/js/imagine_workbench.js
index 91a0c8f..2c920a1 100644
--- a/app/static/public/js/imagine_workbench.js
+++ b/app/static/public/js/imagine_workbench.js
@@ -2,6 +2,7 @@
   const seedImageInput = document.getElementById('seedImageInput');
   const selectSeedBtn = document.getElementById('selectSeedBtn');
   const seedFileName = document.getElementById('seedFileName');
+  const referenceStrip = document.getElementById('referenceStrip');
   const parentPostInput = document.getElementById('parentPostInput');
   const applyParentBtn = document.getElementById('applyParentBtn');
   const previewShell = document.getElementById('previewShell');
@@ -20,11 +21,11 @@
   const editProgressWrap = document.getElementById('editProgressWrap');
   const editProgressBar = document.getElementById('editProgressBar');
   const editProgressText = document.getElementById('editProgressText');
+  const REFERENCE_LIMIT = 3;
 
   const state = {
     editing: false,
-    seedImageBase64: '',
-    seedFileName: '',
+    referenceImages: [],
     currentImageUrl: '',
     currentParentPostId: '',
     currentSourceImageUrl: '',
@@ -317,29 +318,214 @@
     });
   }
 
-  async function applySeedImageFile(file, source) {
-    if (!file) return;
-    if (state.editing) {
-      toast('编辑进行中，暂时不能替换首图', 'warning');
+  function buildRefId() {
+    return `ref_${Date.now()}_${Math.random().toString(16).slice(2, 8)}`;
+  }
+
+  function getPrimaryReference() {
+    if (!state.referenceImages.length) return null;
+    return state.referenceImages.find((item) => item.isPrimary) || state.referenceImages[0];
+  }
+
+  function normalizeReferenceOrder() {
+    if (!state.referenceImages.length) return;
+    const primary = getPrimaryReference();
+    const primaryId = primary ? primary.id : '';
+    state.referenceImages = state.referenceImages.map((item) => ({
+      ...item,
+      isPrimary: item.id === primaryId,
+    }));
+    state.referenceImages.sort((a, b) => {
+      if (a.isPrimary && !b.isPrimary) return -1;
+      if (!a.isPrimary && b.isPrimary) return 1;
+      return a.createdAt - b.createdAt;
+    });
+  }
+
+  function updateReferenceSummary() {
+    if (!seedFileName) return;
+    seedFileName.textContent = `已添加 ${state.referenceImages.length}/${REFERENCE_LIMIT} 张`;
+  }
+
+  function renderReferenceStrip() {
+    if (!referenceStrip) return;
+    referenceStrip.innerHTML = '';
+    if (!state.referenceImages.length) {
+      const empty = document.createElement('div');
+      empty.className = 'reference-empty';
+      empty.textContent = '可上传 / 粘贴 / 拖拽参考图（最多 3 张）';
+      referenceStrip.appendChild(empty);
+      updateReferenceSummary();
       return;
     }
-    const mimeType = String(file.type || '');
-    if (mimeType && !mimeType.startsWith('image/')) {
-      toast('仅支持图片文件', 'warning');
-      return;
-    }
-    const dataUrl = await readFileAsDataUrl(file);
-    if (!dataUrl.startsWith('data:image/')) {
-      throw new Error('图片格式不受支持');
-    }
 
-    state.seedImageBase64 = dataUrl;
-    state.seedFileName = file.name || source || '未命名图片';
-    clearHistory();
-    resetCycle(true);
-    setStatus('', '已载入首图，可开始编辑');
-    updateMeta();
-    toast(`${source || '图片'}已载入，链路已重置`, 'success');
+    state.referenceImages.forEach((item) => {
+      const card = document.createElement('div');
+      card.className = `reference-item${item.isPrimary ? ' is-primary' : ''}`;
+      card.title = item.isPrimary ? `主图：${item.name}` : `设为主图：${item.name}`;
+      card.dataset.id = item.id;
+      card.setAttribute('role', 'button');
+      card.setAttribute('tabindex', '0');
+
+      const img = document.createElement('img');
+      img.className = 'reference-thumb';
+      img.src = item.data;
+      img.alt = item.name || 'reference';
+      img.loading = 'lazy';
+      card.appendChild(img);
+
+      if (item.isPrimary) {
+        const badge = document.createElement('div');
+        badge.className = 'reference-primary-badge';
+        badge.textContent = '主图';
+        card.appendChild(badge);
+      }
+
+      const removeBtn = document.createElement('button');
+      removeBtn.type = 'button';
+      removeBtn.className = 'reference-remove-btn';
+      removeBtn.textContent = '×';
+      removeBtn.title = '删除';
+      removeBtn.dataset.id = item.id;
+      removeBtn.addEventListener('click', (event) => {
+        event.preventDefault();
+        event.stopPropagation();
+        removeReferenceImage(item.id);
+      });
+      card.appendChild(removeBtn);
+
+      card.addEventListener('click', () => {
+        setPrimaryReference(item.id);
+      });
+      card.addEventListener('keydown', (event) => {
+        if (event.key === 'Enter' || event.key === ' ') {
+          event.preventDefault();
+          setPrimaryReference(item.id);
+        }
+      });
+      referenceStrip.appendChild(card);
+    });
+
+    if (state.referenceImages.length < REFERENCE_LIMIT && seedImageInput) {
+      const addSlot = document.createElement('button');
+      addSlot.type = 'button';
+      addSlot.className = 'reference-add-slot';
+      addSlot.title = '继续添加';
+      addSlot.textContent = '+';
+      addSlot.addEventListener('click', () => seedImageInput.click());
+      referenceStrip.appendChild(addSlot);
+    }
+    updateReferenceSummary();
+  }
+
+  function setPrimaryReference(id) {
+    if (!id) return;
+    let changed = false;
+    let primaryData = '';
+    state.referenceImages = state.referenceImages.map((item) => {
+      const isPrimary = item.id === id;
+      if (isPrimary) {
+        primaryData = String(item.data || '');
+      }
+      const next = { ...item, isPrimary };
+      if (next.isPrimary !== item.isPrimary) changed = true;
+      return next;
+    });
+    if (!changed) return;
+    normalizeReferenceOrder();
+    renderReferenceStrip();
+    if (!state.currentParentPostId && primaryData) {
+      setPreview(primaryData);
+      setStatus('', '已切换主图');
+    }
+  }
+
+  function removeReferenceImage(id) {
+    const before = state.referenceImages.length;
+    state.referenceImages = state.referenceImages.filter((item) => item.id !== id);
+    if (state.referenceImages.length === before) return;
+    normalizeReferenceOrder();
+    renderReferenceStrip();
+    if (!state.referenceImages.length) {
+      setStatus('', '参考图已清空');
+    }
+  }
+
+  function clearReferenceImages() {
+    state.referenceImages = [];
+    if (seedImageInput) seedImageInput.value = '';
+    renderReferenceStrip();
+  }
+
+  function pickImageFilesFromDataTransfer(dataTransfer) {
+    if (!dataTransfer) return [];
+    const files = [];
+    const pushIfImage = (file) => {
+      if (!file) return;
+      if (!String(file.type || '').startsWith('image/')) return;
+      files.push(file);
+    };
+    if (dataTransfer.files && dataTransfer.files.length) {
+      Array.from(dataTransfer.files).forEach(pushIfImage);
+    }
+    if (!files.length && dataTransfer.items && dataTransfer.items.length) {
+      Array.from(dataTransfer.items).forEach((item) => {
+        if (!item || item.kind !== 'file') return;
+        const file = item.getAsFile ? item.getAsFile() : null;
+        pushIfImage(file);
+      });
+    }
+    return files;
+  }
+
+  async function addReferenceFiles(files, source) {
+    if (!Array.isArray(files) || !files.length) return 0;
+    if (state.editing) {
+      toast('编辑进行中，暂时不能修改参考图', 'warning');
+      return 0;
+    }
+
+    const slotsLeft = Math.max(0, REFERENCE_LIMIT - state.referenceImages.length);
+    if (slotsLeft <= 0) {
+      toast(`最多支持 ${REFERENCE_LIMIT} 张参考图`, 'warning');
+      return 0;
+    }
+    const targets = files.slice(0, slotsLeft);
+    const ignoredCount = Math.max(0, files.length - targets.length);
+
+    let added = 0;
+    for (const file of targets) {
+      const mimeType = String(file.type || '');
+      if (mimeType && !mimeType.startsWith('image/')) continue;
+      const dataUrl = await readFileAsDataUrl(file);
+      if (!dataUrl.startsWith('data:image/')) continue;
+      state.referenceImages.push({
+        id: buildRefId(),
+        name: file.name || source || '未命名图片',
+        mime: file.type || '',
+        data: dataUrl,
+        source: source || 'upload',
+        isPrimary: false,
+        createdAt: Date.now() + added,
+      });
+      added += 1;
+    }
+    if (added > 0 && !state.referenceImages.some((item) => item.isPrimary)) {
+      state.referenceImages[0].isPrimary = true;
+    }
+    normalizeReferenceOrder();
+    renderReferenceStrip();
+
+    if (added > 0) {
+      clearHistory();
+      resetCycle(false);
+      setStatus('', '已载入参考图，可开始编辑');
+    }
+
+    if (ignoredCount > 0) {
+      toast(`最多支持 ${REFERENCE_LIMIT} 张参考图，已忽略超出部分`, 'warning');
+    }
+    return added;
   }
 
   function setDragActive(active) {
@@ -347,29 +533,6 @@
     previewShell.classList.toggle('dragover', Boolean(active));
   }
 
-  function pickImageFileFromDataTransfer(dataTransfer) {
-    if (!dataTransfer) return null;
-    if (dataTransfer.files && dataTransfer.files.length) {
-      for (const file of dataTransfer.files) {
-        if (file && String(file.type || '').startsWith('image/')) {
-          return file;
-        }
-      }
-    }
-    if (dataTransfer.items && dataTransfer.items.length) {
-      for (const item of dataTransfer.items) {
-        if (!item) continue;
-        if (item.kind === 'file') {
-          const file = item.getAsFile ? item.getAsFile() : null;
-          if (file && String(file.type || '').startsWith('image/')) {
-            return file;
-          }
-        }
-      }
-    }
-    return null;
-  }
-
   function hasFiles(dataTransfer) {
     if (!dataTransfer) return false;
     if (dataTransfer.files && dataTransfer.files.length > 0) return true;
@@ -385,9 +548,7 @@
     if (currentMode) {
       currentMode.textContent = state.currentModeValue || '-';
     }
-    if (seedFileName) {
-      seedFileName.textContent = state.seedFileName || '未选择文件';
-    }
+    updateReferenceSummary();
   }
 
   function setPreview(url) {
@@ -544,8 +705,9 @@
     }
     updateMeta();
 
-    if (keepSeedPreview && state.seedImageBase64) {
-      setPreview(state.seedImageBase64);
+    const primary = getPrimaryReference();
+    if (keepSeedPreview && primary && primary.data) {
+      setPreview(primary.data);
     } else {
       setPreview('');
     }
@@ -691,8 +853,8 @@
       return;
     }
 
-    if (!state.currentParentPostId && !state.seedImageBase64) {
-      toast('请先上传首图', 'warning');
+    if (!state.currentParentPostId && !state.referenceImages.length) {
+      toast('请先添加参考图', 'warning');
       return;
     }
 
@@ -711,13 +873,28 @@
       prompt,
     };
 
+    const references = state.referenceImages
+      .slice(0, REFERENCE_LIMIT)
+      .map((item) => String(item.data || '').trim())
+      .filter(Boolean);
+    if (references.length) {
+      body.image_references = references;
+      const firstRef = references[0];
+      if (firstRef.startsWith('data:image/')) {
+        body.image_base64 = firstRef;
+      } else {
+        body.image_url = firstRef;
+      }
+    }
+
     if (state.currentParentPostId) {
       body.parent_post_id = state.currentParentPostId;
       if (state.currentSourceImageUrl) {
         body.source_image_url = state.currentSourceImageUrl;
       }
-    } else {
-      body.image_base64 = state.seedImageBase64;
+    } else if (!references.length) {
+      toast('请先添加参考图', 'warning');
+      return;
     }
 
     setEditing(true);
@@ -822,11 +999,14 @@
       });
 
       seedImageInput.addEventListener('change', async (event) => {
-        const file = event.target && event.target.files ? event.target.files[0] : null;
-        if (!file) return;
+        const files = event.target && event.target.files ? Array.from(event.target.files) : [];
+        if (!files.length) return;
 
         try {
-          await applySeedImageFile(file, '本地图像');
+          const added = await addReferenceFiles(files, 'upload');
+          if (added > 0) {
+            toast(`已添加 ${added} 张参考图`, 'success');
+          }
         } catch (e) {
           toast(String(e.message || e), 'error');
         } finally {
@@ -891,11 +1071,14 @@
 
     document.addEventListener('paste', async (event) => {
       const dataTransfer = event.clipboardData;
-      const file = pickImageFileFromDataTransfer(dataTransfer);
-      if (file) {
+      const files = pickImageFilesFromDataTransfer(dataTransfer);
+      if (files.length) {
         event.preventDefault();
         try {
-          await applySeedImageFile(file, '粘贴图片');
+          const added = await addReferenceFiles(files, 'paste');
+          if (added > 0) {
+            toast(`已粘贴 ${added} 张参考图`, 'success');
+          }
         } catch (e) {
           toast(String(e.message || e), 'error');
         }
@@ -946,13 +1129,16 @@
         event.preventDefault();
         dragCounter = 0;
         setDragActive(false);
-        const file = pickImageFileFromDataTransfer(event.dataTransfer);
-        if (!file) {
+        const files = pickImageFilesFromDataTransfer(event.dataTransfer);
+        if (!files.length) {
           toast('未检测到可用图片文件', 'warning');
           return;
         }
         try {
-          await applySeedImageFile(file, '拖拽图片');
+          const added = await addReferenceFiles(files, 'drop');
+          if (added > 0) {
+            toast(`已拖入 ${added} 张参考图`, 'success');
+          }
         } catch (e) {
           toast(String(e.message || e), 'error');
         }
@@ -999,6 +1185,7 @@
   function init() {
     ensureInlineSubmitButton();
     bindEvents();
+    renderReferenceStrip();
     renderHistory();
     resetCycle(false);
     updateMeta();
@@ -1006,6 +1193,3 @@
 
   init();
 })();
-
-
-
diff --git a/app/static/public/pages/imagine_workbench.html b/app/static/public/pages/imagine_workbench.html
index 00c54ae..c8390b7 100644
--- a/app/static/public/pages/imagine_workbench.html
+++ b/app/static/public/pages/imagine_workbench.html
@@ -32,7 +32,7 @@
         <div>
           <h2 class="text-2xl font-semibold tracking-tight">图片编辑工作台</h2>
           <p class="text-[var(--accents-4)] mt-1 text-sm">
-            首次上传图片后开始编辑链路。之后每次编辑都会沿用上一次输出的 parentPostId 循环编辑。
+            支持上传/粘贴/拖拽最多 3 张参考图进行编辑；编辑后沿用上一次输出的 parentPostId 继续链路。
           </p>
         </div>
         <div id="editStatusText" class="status-chip">未开始</div>
@@ -45,9 +45,13 @@
           <div class="panel-title">当前画面</div>
 
           <div class="upload-row">
-            <input id="seedImageInput" class="hidden" type="file" accept="image/png,image/jpeg,image/webp,image/jpg">
-            <button id="selectSeedBtn" type="button" class="geist-button-outline">选择首图</button>
-            <span id="seedFileName" class="file-name">未选择文件</span>
+            <input id="seedImageInput" class="hidden" type="file" accept="image/*" multiple>
+            <button id="selectSeedBtn" type="button" class="geist-button-outline">添加参考图</button>
+            <span id="seedFileName" class="file-name">已添加 0/3 张</span>
+          </div>
+
+          <div id="referenceStrip" class="reference-strip">
+            <div class="reference-empty">可上传 / 粘贴 / 拖拽参考图（最多 3 张）</div>
           </div>
 
           <div class="parent-quick-row">
@@ -60,7 +64,7 @@
 
           <div id="previewShell" class="preview-shell">
             <img id="currentImage" class="current-image hidden" alt="current-image">
-            <div id="previewEmpty" class="preview-empty">请先上传首图</div>
+            <div id="previewEmpty" class="preview-empty">请先添加参考图</div>
             <div id="dropHint" class="drop-hint">支持拖拽图片到此处，或按 Ctrl+V 粘贴图片</div>
           </div>
 
@@ -107,7 +111,7 @@
   <div class="mobile-fab" data-mobile-fab>
     <div class="mobile-fab-panel">
       <div class="mobile-fab-actions">
-        <button class="geist-button-outline" data-proxy-click="#selectSeedBtn" type="button">选择首图</button>
+        <button class="geist-button-outline" data-proxy-click="#selectSeedBtn" type="button">添加参考图</button>
         <button class="geist-button-outline" data-proxy-click="#applyParentBtn" type="button">使用ID</button>
         <button class="geist-button" data-proxy-click="#submitEditBtn" type="button">执行编辑</button>
         <button class="geist-button-outline" data-proxy-click="#resetCycleBtn" type="button">重置链路</button>