diff --git a/app/api/v1/auth.py b/app/api/v1/auth.py
index 4525d46..6c77a22 100644
--- a/app/api/v1/auth.py
+++ b/app/api/v1/auth.py
@@ -40,6 +40,7 @@ from app.schemas.auth import (
     TokenPair,
     TokenWithUser,
     UserOut,
+    WechatBindPhoneJverifyRequest,
     WechatBindPhoneSmsRequest,
     WechatBindResultResponse,
     WechatLoginRequest,
@@ -300,6 +301,35 @@ def wechat_bind_phone_sms(
     )
 
 
+@router.post(
+    "/wechat/bind-phone/jverify",
+    response_model=WechatBindResultResponse,
+    summary="微信登录·本机号(极光)绑定",
+)
+def wechat_bind_phone_jverify(
+    req: WechatBindPhoneJverifyRequest, db: DbSession
+) -> WechatBindResultResponse:
+    try:
+        claims = decode_bind_ticket(req.bind_ticket)
+    except TokenError as e:
+        raise HTTPException(status_code=401, detail="授权已过期,请重新用微信登录") from e
+
+    try:
+        phone = verify_and_get_phone(req.login_token)
+    except JiguangError as e:
+        logger.error("[JG] verify+decrypt failed: %s", e, exc_info=True)
+        raise HTTPException(status_code=502, detail=f"jiguang verify failed: {e}") from e
+
+    return _finish_wechat_bind(
+        db,
+        openid=claims["openid"],
+        wechat_nickname=claims["wnk"],
+        wechat_avatar_url=claims["wav"],
+        phone=phone,
+        device_id=req.device_id,
+    )
+
+
 # ===================== Refresh =====================
 
 @router.post("/refresh", response_model=TokenPair, summary="用 refresh_token 换新 token 对")
diff --git a/app/schemas/auth.py b/app/schemas/auth.py
index 4162444..1353479 100644
--- a/app/schemas/auth.py
+++ b/app/schemas/auth.py
@@ -143,3 +143,9 @@ class WechatBindPhoneSmsRequest(BaseModel):
     phone: str = Field(..., min_length=11, max_length=11, pattern=r"^1\d{10}$")
     code: str = Field(..., min_length=4, max_length=8)
     device_id: str = Field("", max_length=64)
+
+
+class WechatBindPhoneJverifyRequest(BaseModel):
+    bind_ticket: str = Field(..., min_length=1)
+    login_token: str = Field(..., min_length=1, description="客户端 loginAuth 拿到的 loginToken")
+    device_id: str = Field("", max_length=64)
diff --git a/tests/test_wechat_login.py b/tests/test_wechat_login.py
index 9c479b9..d98b768 100644
--- a/tests/test_wechat_login.py
+++ b/tests/test_wechat_login.py
@@ -8,6 +8,7 @@ from __future__ import annotations
 
 import pytest
 
+from app.api.v1 import auth
 from app.core import security
 from app.integrations import wxpay
 
@@ -138,3 +139,31 @@ def test_wechat_bind_sms_expired_ticket_returns_401(client, monkeypatch) -> None
         json={"bind_ticket": expired, "phone": "13900139009", "code": "123456", "device_id": "devD"},
     )
     assert r.status_code == 401, r.text
+
+
+# ===== Task 4: bind-phone/jverify =====
+
+def test_wechat_bind_jverify_creates_account(client, monkeypatch) -> None:
+    """本机号(极光)绑定路径:verify_and_get_phone 拦掉,未占用 → 建号登入。"""
+    monkeypatch.setattr(wxpay, "code_to_userinfo", _fake_userinfo("openid_jv_5", "极光用户", None))
+    phone = "13900139005"
+    # 极光 loginToken→手机号 在 auth 模块命名空间打桩(auth.py 顶部 from ...jiguang import verify_and_get_phone)
+    monkeypatch.setattr(auth, "verify_and_get_phone", lambda token: phone)
+
+    ticket = client.post(
+        "/api/v1/auth/wechat-login", json={"code": "c", "device_id": "devE"}
+    ).json()["bind_ticket"]
+
+    r = client.post(
+        "/api/v1/auth/wechat/bind-phone/jverify",
+        json={"bind_ticket": ticket, "login_token": "jgtoken", "device_id": "devE"},
+    )
+    assert r.status_code == 200, r.text
+    body = r.json()
+    assert body["status"] == "logged_in"
+    user = body["token"]["user"]
+    assert user["phone"] == phone
+    assert user["register_channel"] == "wechat"
+    assert user["nickname"] == "极光用户"
+    # 微信 userinfo 隐私脱敏 avatar=None → 头像为空(客户端兜底默认头像)
+    assert user["avatar_url"] is None