diff --git a/app/api/v1/activities/views.py b/app/api/v1/activities.py
similarity index 84%
rename from app/api/v1/activities/views.py
rename to app/api/v1/activities.py
index cbd77c6..d33a18a 100644
--- a/app/api/v1/activities/views.py
+++ b/app/api/v1/activities.py
@@ -1,7 +1,10 @@
-"""Activity timeline endpoints backed by ActivityService."""
+"""Activity timeline endpoints and payload schemas."""
 from __future__ import annotations
 
+from typing import Literal
+
 from fastapi import APIRouter, Depends, HTTPException, Query, status
+from pydantic import BaseModel, Field
 
 from app.api.deps import get_activity_service, get_organization_context
 from app.models.activity import ActivityRead
@@ -13,7 +16,18 @@ from app.services.activity_service import (
 )
 from app.services.organization_service import OrganizationContext
 
-from .models import ActivityCommentPayload
+
+class ActivityCommentBody(BaseModel):
+    text: str = Field(..., min_length=1, max_length=2000)
+
+
+class ActivityCommentPayload(BaseModel):
+    type: Literal["comment"] = "comment"
+    payload: ActivityCommentBody
+
+    def extract_text(self) -> str:
+        return self.payload.text.strip()
+
 
 router = APIRouter(prefix="/deals/{deal_id}/activities", tags=["activities"])
 
diff --git a/app/api/v1/activities/__init__.py b/app/api/v1/activities/__init__.py
deleted file mode 100644
index 23c693e..0000000
--- a/app/api/v1/activities/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Activities API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/activities/crud.py b/app/api/v1/activities/crud.py
deleted file mode 100644
index 46d3aff..0000000
--- a/app/api/v1/activities/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""CRUD helpers for activities (to be implemented)."""
diff --git a/app/api/v1/activities/models.py b/app/api/v1/activities/models.py
deleted file mode 100644
index 4b6abaf..0000000
--- a/app/api/v1/activities/models.py
+++ /dev/null
@@ -1,18 +0,0 @@
-"""Pydantic schemas for activity endpoints."""
-from __future__ import annotations
-
-from typing import Literal
-
-from pydantic import BaseModel, Field
-
-
-class ActivityCommentBody(BaseModel):
-    text: str = Field(..., min_length=1, max_length=2000)
-
-
-class ActivityCommentPayload(BaseModel):
-    type: Literal["comment"] = "comment"
-    payload: ActivityCommentBody
-
-    def extract_text(self) -> str:
-        return self.payload.text.strip()
diff --git a/app/api/v1/analytics/views.py b/app/api/v1/analytics.py
similarity index 100%
rename from app/api/v1/analytics/views.py
rename to app/api/v1/analytics.py
diff --git a/app/api/v1/analytics/__init__.py b/app/api/v1/analytics/__init__.py
deleted file mode 100644
index e177bd2..0000000
--- a/app/api/v1/analytics/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Analytics API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/analytics/crud.py b/app/api/v1/analytics/crud.py
deleted file mode 100644
index f285a92..0000000
--- a/app/api/v1/analytics/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Analytics CRUD/query helpers placeholder."""
diff --git a/app/api/v1/analytics/models.py b/app/api/v1/analytics/models.py
deleted file mode 100644
index 760bda7..0000000
--- a/app/api/v1/analytics/models.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Analytics schemas placeholder."""
diff --git a/app/api/v1/auth/views.py b/app/api/v1/auth.py
similarity index 93%
rename from app/api/v1/auth/views.py
rename to app/api/v1/auth.py
index ed07679..a424036 100644
--- a/app/api/v1/auth/views.py
+++ b/app/api/v1/auth.py
@@ -1,6 +1,7 @@
-"""Authentication API endpoints."""
+"""Authentication API endpoints and payloads."""
 from __future__ import annotations
 
+from pydantic import BaseModel, EmailStr
 from fastapi import APIRouter, Depends, HTTPException, status
 from sqlalchemy.exc import IntegrityError
 
@@ -13,7 +14,13 @@ from app.models.user import UserCreate
 from app.repositories.user_repo import UserRepository
 from app.services.auth_service import AuthService, InvalidCredentialsError
 
-from .models import RegisterRequest
+
+class RegisterRequest(BaseModel):
+    email: EmailStr
+    password: str
+    name: str
+    organization_name: str
+
 
 router = APIRouter(prefix="/auth", tags=["auth"])
 
diff --git a/app/api/v1/auth/__init__.py b/app/api/v1/auth/__init__.py
deleted file mode 100644
index 8fc31a8..0000000
--- a/app/api/v1/auth/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Auth API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/auth/crud.py b/app/api/v1/auth/crud.py
deleted file mode 100644
index 600514b..0000000
--- a/app/api/v1/auth/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Auth CRUD/service helpers placeholder."""
diff --git a/app/api/v1/auth/models.py b/app/api/v1/auth/models.py
deleted file mode 100644
index 1d1f6cb..0000000
--- a/app/api/v1/auth/models.py
+++ /dev/null
@@ -1,11 +0,0 @@
-"""Auth-specific Pydantic schemas."""
-from __future__ import annotations
-
-from pydantic import BaseModel, EmailStr
-
-
-class RegisterRequest(BaseModel):
-    email: EmailStr
-    password: str
-    name: str
-    organization_name: str
diff --git a/app/api/v1/contacts/views.py b/app/api/v1/contacts.py
similarity index 85%
rename from app/api/v1/contacts/views.py
rename to app/api/v1/contacts.py
index 8fa8529..808b769 100644
--- a/app/api/v1/contacts/views.py
+++ b/app/api/v1/contacts.py
@@ -1,12 +1,18 @@
-"""Contact API stubs required by the spec."""
+"""Contact API stubs and schemas."""
 from __future__ import annotations
 
 from fastapi import APIRouter, Depends, Query, status
+from pydantic import BaseModel, EmailStr
 
 from app.api.deps import get_organization_context
 from app.services.organization_service import OrganizationContext
 
-from .models import ContactCreatePayload
+
+class ContactCreatePayload(BaseModel):
+    name: str
+    email: EmailStr | None = None
+    phone: str | None = None
+
 
 router = APIRouter(prefix="/contacts", tags=["contacts"])
 
diff --git a/app/api/v1/contacts/__init__.py b/app/api/v1/contacts/__init__.py
deleted file mode 100644
index 8047a39..0000000
--- a/app/api/v1/contacts/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Contacts API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/contacts/crud.py b/app/api/v1/contacts/crud.py
deleted file mode 100644
index 519972b..0000000
--- a/app/api/v1/contacts/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Contacts CRUD placeholder."""
diff --git a/app/api/v1/contacts/models.py b/app/api/v1/contacts/models.py
deleted file mode 100644
index 659c192..0000000
--- a/app/api/v1/contacts/models.py
+++ /dev/null
@@ -1,10 +0,0 @@
-"""Contact API schemas."""
-from __future__ import annotations
-
-from pydantic import BaseModel, EmailStr
-
-
-class ContactCreatePayload(BaseModel):
-    name: str
-    email: EmailStr | None = None
-    phone: str | None = None
diff --git a/app/api/v1/deals/views.py b/app/api/v1/deals.py
similarity index 83%
rename from app/api/v1/deals/views.py
rename to app/api/v1/deals.py
index 937b97b..dff58dc 100644
--- a/app/api/v1/deals/views.py
+++ b/app/api/v1/deals.py
@@ -1,12 +1,13 @@
-"""Deal API endpoints backed by DealService."""
+"""Deal API endpoints backed by DealService with inline payload schemas."""
 from __future__ import annotations
 
 from decimal import Decimal
 
 from fastapi import APIRouter, Depends, HTTPException, Query, status
+from pydantic import BaseModel
 
 from app.api.deps import get_deal_repository, get_deal_service, get_organization_context
-from app.models.deal import DealRead, DealStage, DealStatus
+from app.models.deal import DealCreate, DealRead, DealStage, DealStatus
 from app.repositories.deal_repo import DealRepository, DealAccessError, DealQueryParams
 from app.services.deal_service import (
     DealService,
@@ -16,7 +17,31 @@ from app.services.deal_service import (
 )
 from app.services.organization_service import OrganizationContext
 
-from .models import DealCreatePayload, DealUpdatePayload
+
+class DealCreatePayload(BaseModel):
+    contact_id: int
+    title: str
+    amount: Decimal | None = None
+    currency: str | None = None
+    owner_id: int | None = None
+
+    def to_domain(self, *, organization_id: int, fallback_owner: int) -> DealCreate:
+        return DealCreate(
+            organization_id=organization_id,
+            contact_id=self.contact_id,
+            owner_id=self.owner_id or fallback_owner,
+            title=self.title,
+            amount=self.amount,
+            currency=self.currency,
+        )
+
+
+class DealUpdatePayload(BaseModel):
+    status: DealStatus | None = None
+    stage: DealStage | None = None
+    amount: Decimal | None = None
+    currency: str | None = None
+
 
 router = APIRouter(prefix="/deals", tags=["deals"])
 
diff --git a/app/api/v1/deals/__init__.py b/app/api/v1/deals/__init__.py
deleted file mode 100644
index bf0962f..0000000
--- a/app/api/v1/deals/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Deals API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/deals/crud.py b/app/api/v1/deals/crud.py
deleted file mode 100644
index 1c3b117..0000000
--- a/app/api/v1/deals/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Deal CRUD placeholder."""
diff --git a/app/api/v1/deals/models.py b/app/api/v1/deals/models.py
deleted file mode 100644
index 620320f..0000000
--- a/app/api/v1/deals/models.py
+++ /dev/null
@@ -1,33 +0,0 @@
-"""Deal API schemas."""
-from __future__ import annotations
-
-from decimal import Decimal
-
-from pydantic import BaseModel
-
-from app.models.deal import DealCreate, DealStage, DealStatus
-
-
-class DealCreatePayload(BaseModel):
-    contact_id: int
-    title: str
-    amount: Decimal | None = None
-    currency: str | None = None
-    owner_id: int | None = None
-
-    def to_domain(self, *, organization_id: int, fallback_owner: int) -> DealCreate:
-        return DealCreate(
-            organization_id=organization_id,
-            contact_id=self.contact_id,
-            owner_id=self.owner_id or fallback_owner,
-            title=self.title,
-            amount=self.amount,
-            currency=self.currency,
-        )
-
-
-class DealUpdatePayload(BaseModel):
-    status: DealStatus | None = None
-    stage: DealStage | None = None
-    amount: Decimal | None = None
-    currency: str | None = None
diff --git a/app/api/v1/organizations/views.py b/app/api/v1/organizations.py
similarity index 100%
rename from app/api/v1/organizations/views.py
rename to app/api/v1/organizations.py
diff --git a/app/api/v1/organizations/__init__.py b/app/api/v1/organizations/__init__.py
deleted file mode 100644
index f8cf943..0000000
--- a/app/api/v1/organizations/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Organizations API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/organizations/crud.py b/app/api/v1/organizations/crud.py
deleted file mode 100644
index 7731ce7..0000000
--- a/app/api/v1/organizations/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Organization CRUD placeholder."""
diff --git a/app/api/v1/organizations/models.py b/app/api/v1/organizations/models.py
deleted file mode 100644
index 87b2603..0000000
--- a/app/api/v1/organizations/models.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Organization API schemas placeholder."""
diff --git a/app/api/v1/tasks/views.py b/app/api/v1/tasks.py
similarity index 66%
rename from app/api/v1/tasks/views.py
rename to app/api/v1/tasks.py
index ea32ff0..00deec6 100644
--- a/app/api/v1/tasks/views.py
+++ b/app/api/v1/tasks.py
@@ -1,12 +1,13 @@
-"""Task API endpoints backed by TaskService."""
+"""Task API endpoints with inline schemas."""
 from __future__ import annotations
 
-from datetime import date
+from datetime import date, datetime, time, timezone
 
 from fastapi import APIRouter, Depends, HTTPException, Query, status
+from pydantic import BaseModel
 
 from app.api.deps import get_organization_context, get_task_service
-from app.models.task import TaskRead
+from app.models.task import TaskCreate, TaskRead
 from app.services.organization_service import OrganizationContext
 from app.services.task_service import (
     TaskDueDateError,
@@ -16,7 +17,34 @@ from app.services.task_service import (
     TaskService,
 )
 
-from .models import TaskCreatePayload, to_range_boundary
+
+class TaskCreatePayload(BaseModel):
+    deal_id: int
+    title: str
+    description: str | None = None
+    due_date: date | None = None
+
+    def to_domain(self) -> TaskCreate:
+        return TaskCreate(
+            deal_id=self.deal_id,
+            title=self.title,
+            description=self.description,
+            due_date=_date_to_datetime(self.due_date) if self.due_date else None,
+        )
+
+
+def to_range_boundary(value: date | None, *, end_of_day: bool) -> datetime | None:
+    """Convert a date query param to an inclusive datetime boundary."""
+
+    if value is None:
+        return None
+    boundary_time = time(23, 59, 59, 999999) if end_of_day else time(0, 0, 0)
+    return datetime.combine(value, boundary_time, tzinfo=timezone.utc)
+
+
+def _date_to_datetime(value: date) -> datetime:
+    return datetime.combine(value, time(0, 0, 0), tzinfo=timezone.utc)
+
 
 router = APIRouter(prefix="/tasks", tags=["tasks"])
 
diff --git a/app/api/v1/tasks/__init__.py b/app/api/v1/tasks/__init__.py
deleted file mode 100644
index 18eff37..0000000
--- a/app/api/v1/tasks/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Tasks API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/tasks/crud.py b/app/api/v1/tasks/crud.py
deleted file mode 100644
index 54ac549..0000000
--- a/app/api/v1/tasks/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""Task CRUD placeholder."""
diff --git a/app/api/v1/tasks/models.py b/app/api/v1/tasks/models.py
deleted file mode 100644
index 3e4d71e..0000000
--- a/app/api/v1/tasks/models.py
+++ /dev/null
@@ -1,36 +0,0 @@
-"""Task API schemas and helpers."""
-from __future__ import annotations
-
-from datetime import date, datetime, time, timezone
-
-from pydantic import BaseModel
-
-from app.models.task import TaskCreate
-
-
-class TaskCreatePayload(BaseModel):
-    deal_id: int
-    title: str
-    description: str | None = None
-    due_date: date | None = None
-
-    def to_domain(self) -> TaskCreate:
-        return TaskCreate(
-            deal_id=self.deal_id,
-            title=self.title,
-            description=self.description,
-            due_date=_date_to_datetime(self.due_date) if self.due_date else None,
-        )
-
-
-def to_range_boundary(value: date | None, *, end_of_day: bool) -> datetime | None:
-    """Convert a date query param to an inclusive datetime boundary."""
-
-    if value is None:
-        return None
-    boundary_time = time(23, 59, 59, 999999) if end_of_day else time(0, 0, 0)
-    return datetime.combine(value, boundary_time, tzinfo=timezone.utc)
-
-
-def _date_to_datetime(value: date) -> datetime:
-    return datetime.combine(value, time(0, 0, 0), tzinfo=timezone.utc)
diff --git a/app/api/v1/users/views.py b/app/api/v1/users.py
similarity index 100%
rename from app/api/v1/users/views.py
rename to app/api/v1/users.py
diff --git a/app/api/v1/users/__init__.py b/app/api/v1/users/__init__.py
deleted file mode 100644
index 10e1bbc..0000000
--- a/app/api/v1/users/__init__.py
+++ /dev/null
@@ -1,4 +0,0 @@
-"""Users API package."""
-from .views import router
-
-__all__ = ["router"]
diff --git a/app/api/v1/users/crud.py b/app/api/v1/users/crud.py
deleted file mode 100644
index eacf20a..0000000
--- a/app/api/v1/users/crud.py
+++ /dev/null
@@ -1 +0,0 @@
-"""User CRUD placeholder."""
diff --git a/app/api/v1/users/models.py b/app/api/v1/users/models.py
deleted file mode 100644
index 83a5dd9..0000000
--- a/app/api/v1/users/models.py
+++ /dev/null
@@ -1 +0,0 @@
-"""User API schemas placeholder."""