diff --git a/cognee/api/v1/add/add.py b/cognee/api/v1/add/add.py
index 4f51729a3..798fbed97 100644
--- a/cognee/api/v1/add/add.py
+++ b/cognee/api/v1/add/add.py
@@ -1,19 +1,26 @@
 from uuid import UUID
+from fastapi import UploadFile
 from typing import Union, BinaryIO, List, Optional
 
 from cognee.modules.pipelines import Task
 from cognee.modules.users.models import User
-from cognee.modules.pipelines import cognee_pipeline
+from cognee.modules.users.methods import get_default_user
+from cognee.modules.engine.operations.setup import setup
+from cognee.modules.data.exceptions.exceptions import DatasetNotFoundError
+from cognee.modules.data.methods import (
+    get_authorized_dataset,
+    get_authorized_dataset_by_name,
+    create_authorized_dataset,
+)
+from cognee.modules.pipelines.operations.run_add_pipeline import run_add_pipeline
 from cognee.tasks.ingestion import ingest_data, resolve_data_directories
 
 
 async def add(
-    data: Union[BinaryIO, list[BinaryIO], str, list[str]],
-    dataset_name: str = "main_dataset",
-    user: User = None,
+    data: Union[BinaryIO, List[BinaryIO], str, List[str], UploadFile, List[UploadFile]],
+    dataset_name: Optional[str] = "main_dataset",
+    user: Optional[User] = None,
     node_set: Optional[List[str]] = None,
-    vector_db_config: dict = None,
-    graph_db_config: dict = None,
     dataset_id: Optional[UUID] = None,
 ):
     """
@@ -67,8 +74,6 @@ async def add(
               Users can only access datasets they have permissions for.
         node_set: Optional list of node identifiers for graph organization and access control.
                  Used for grouping related data points in the knowledge graph.
-        vector_db_config: Optional configuration for vector database (for custom setups).
-        graph_db_config: Optional configuration for graph database (for custom setups).
         dataset_id: Optional specific dataset UUID to use instead of dataset_name.
 
     Returns:
@@ -138,21 +143,41 @@ async def add(
         UnsupportedFileTypeError: If file format cannot be processed
         InvalidValueError: If LLM_API_KEY is not set or invalid
     """
+    # Create databases if not already created
+    await setup()
+
     tasks = [
         Task(resolve_data_directories, include_subdirectories=True),
         Task(ingest_data, dataset_name, user, node_set, dataset_id),
     ]
 
+    if not user:
+        user = await get_default_user()
+
+    if dataset_id:
+        authorized_dataset = await get_authorized_dataset(dataset_id, user, "write")
+    elif dataset_name:
+        authorized_dataset = await get_authorized_dataset_by_name(dataset_name, user, "write")
+        if not authorized_dataset:
+            authorized_dataset = await create_authorized_dataset(
+                dataset_name=dataset_name, user=user
+            )
+    else:
+        raise ValueError("Either dataset_id or dataset_name must be provided.")
+
+    if not authorized_dataset:
+        raise DatasetNotFoundError(
+            message=f"Dataset ({str(dataset_id) or dataset_name}) not found."
+        )
+
     pipeline_run_info = None
 
-    async for run_info in cognee_pipeline(
+    async for run_info in run_add_pipeline(
         tasks=tasks,
-        datasets=dataset_id if dataset_id else dataset_name,
         data=data,
+        dataset=authorized_dataset,
         user=user,
         pipeline_name="add_pipeline",
-        vector_db_config=vector_db_config,
-        graph_db_config=graph_db_config,
     ):
         pipeline_run_info = run_info
 
diff --git a/cognee/api/v1/add/routers/get_add_router.py b/cognee/api/v1/add/routers/get_add_router.py
index 4519af728..add3163c5 100644
--- a/cognee/api/v1/add/routers/get_add_router.py
+++ b/cognee/api/v1/add/routers/get_add_router.py
@@ -2,11 +2,12 @@ import os
 import requests
 import subprocess
 from uuid import UUID
+from io import BytesIO
 
 from fastapi import APIRouter
 from fastapi.responses import JSONResponse
 from fastapi import Form, File, UploadFile, Depends
-from typing import List, Optional, Union, Literal
+from typing import BinaryIO, List, Literal, Optional, Union
 
 from cognee.modules.users.models import User
 from cognee.modules.users.methods import get_authenticated_user
@@ -69,10 +70,11 @@ def get_add_router() -> APIRouter:
             },
         )
 
-        from cognee.api.v1.add import add as cognee_add
+        # Swagger send empty string so we convert it to None for type consistency
+        if datasetId == "":
+            datasetId = None
 
-        if not datasetId and not datasetName:
-            raise ValueError("Either datasetId or datasetName must be provided.")
+        from cognee.api.v1.add import add as cognee_add
 
         try:
             if (
@@ -88,19 +90,24 @@ def get_add_router() -> APIRouter:
                     await cognee_add(
                         "data://.data/",
                         f"{repo_name}",
+                        user=user,
                     )
                 else:
                     # Fetch and store the data from other types of URL using curl
                     response = requests.get(data)
                     response.raise_for_status()
 
-                    file_data = await response.content()
-                    # TODO: Update add call with dataset info
-                    return await cognee_add(file_data)
+                    file_data = response.content
+                    binary_io_data: BinaryIO = BytesIO(file_data)
+                    return await cognee_add(
+                        binary_io_data, dataset_name=datasetName, user=user, dataset_id=datasetId
+                    )
             else:
-                add_run = await cognee_add(data, datasetName, user=user, dataset_id=datasetId)
+                add_run = await cognee_add(
+                    data, dataset_name=datasetName, user=user, dataset_id=datasetId
+                )
 
-                return add_run.model_dump()
+                return add_run.model_dump() if add_run else None
         except Exception as error:
             return JSONResponse(status_code=409, content={"error": str(error)})
 
diff --git a/cognee/api/v1/cognify/cognify.py b/cognee/api/v1/cognify/cognify.py
index 7c7821460..01b9b691d 100644
--- a/cognee/api/v1/cognify/cognify.py
+++ b/cognee/api/v1/cognify/cognify.py
@@ -14,6 +14,8 @@ from cognee.modules.ontology.rdf_xml.OntologyResolver import OntologyResolver
 from cognee.modules.pipelines.models.PipelineRunInfo import PipelineRunCompleted, PipelineRunErrored
 from cognee.modules.pipelines.queues.pipeline_run_info_queues import push_to_queue
 from cognee.modules.users.models import User
+from cognee.modules.users.methods.get_default_user import get_default_user
+from cognee.modules.data.methods import get_authorized_existing_datasets
 
 from cognee.tasks.documents import (
     check_permissions_on_dataset,
@@ -185,13 +187,21 @@ async def cognify(
         ValueError: If chunks exceed max token limits (reduce chunk_size)
         DatabaseNotCreatedError: If databases are not properly initialized
     """
+    if not user:
+        user = await get_default_user()
+
+    if isinstance(datasets, str):
+        datasets = [datasets]
+
+    user_datasets = await get_authorized_existing_datasets(datasets, "write", user)
+
     tasks = await get_default_tasks(user, graph_model, chunker, chunk_size, ontology_file_path)
 
     if run_in_background:
         return await run_cognify_as_background_process(
             tasks=tasks,
             user=user,
-            datasets=datasets,
+            datasets=user_datasets,
             vector_db_config=vector_db_config,
             graph_db_config=graph_db_config,
         )
@@ -199,7 +209,7 @@ async def cognify(
         return await run_cognify_blocking(
             tasks=tasks,
             user=user,
-            datasets=datasets,
+            datasets=user_datasets,
             vector_db_config=vector_db_config,
             graph_db_config=graph_db_config,
         )
diff --git a/cognee/base_config.py b/cognee/base_config.py
index 5081acaff..27e65d006 100644
--- a/cognee/base_config.py
+++ b/cognee/base_config.py
@@ -13,8 +13,8 @@ class BaseConfig(BaseSettings):
     langfuse_public_key: Optional[str] = os.getenv("LANGFUSE_PUBLIC_KEY")
     langfuse_secret_key: Optional[str] = os.getenv("LANGFUSE_SECRET_KEY")
     langfuse_host: Optional[str] = os.getenv("LANGFUSE_HOST")
-    default_user_email: Optional[str] = os.getenv("DEFAULT_USER_EMAIL")
-    default_user_password: Optional[str] = os.getenv("DEFAULT_USER_PASSWORD")
+    default_user_email: str = os.getenv("DEFAULT_USER_EMAIL", "default_user@example.com")
+    default_user_password: str = os.getenv("DEFAULT_USER_PASSWORD", "default_password")
     model_config = SettingsConfigDict(env_file=".env", extra="allow")
 
     def to_dict(self) -> dict:
diff --git a/cognee/modules/data/methods/__init__.py b/cognee/modules/data/methods/__init__.py
index 3c62c536d..1aef34f62 100644
--- a/cognee/modules/data/methods/__init__.py
+++ b/cognee/modules/data/methods/__init__.py
@@ -1,5 +1,6 @@
 # Create
 from .create_dataset import create_dataset
+from .create_authorized_dataset import create_authorized_dataset
 
 # Get
 from .get_dataset import get_dataset
@@ -11,6 +12,10 @@ from .get_unique_dataset_id import get_unique_dataset_id
 from .get_authorized_existing_datasets import get_authorized_existing_datasets
 from .get_dataset_ids import get_dataset_ids
 
+# Get with Permissions
+from .get_authorized_dataset import get_authorized_dataset
+from .get_authorized_dataset_by_name import get_authorized_dataset_by_name
+
 # Delete
 from .delete_dataset import delete_dataset
 from .delete_data import delete_data
diff --git a/cognee/modules/data/methods/check_dataset_name.py b/cognee/modules/data/methods/check_dataset_name.py
index c075ea353..e10201034 100644
--- a/cognee/modules/data/methods/check_dataset_name.py
+++ b/cognee/modules/data/methods/check_dataset_name.py
@@ -1,3 +1,3 @@
 def check_dataset_name(dataset_name: str):
     if "." in dataset_name or " " in dataset_name:
-        raise ValueError("Dataset name cannot contain spaces or underscores")
+        raise ValueError(f"Dataset name cannot contain spaces or underscores, got {dataset_name}")
diff --git a/cognee/modules/data/methods/create_authorized_dataset.py b/cognee/modules/data/methods/create_authorized_dataset.py
new file mode 100644
index 000000000..d69995d6e
--- /dev/null
+++ b/cognee/modules/data/methods/create_authorized_dataset.py
@@ -0,0 +1,26 @@
+from cognee.infrastructure.databases.relational import get_relational_engine
+from cognee.modules.users.models import User
+from cognee.modules.data.models import Dataset
+from cognee.modules.users.permissions.methods import give_permission_on_dataset
+from cognee.modules.data.methods.get_unique_dataset_id import get_unique_dataset_id
+
+
+async def create_authorized_dataset(dataset_name: str, user: User) -> Dataset:
+    # Dataset id should be generated based on dataset_name and owner_id/user so multiple users can use the same dataset_name
+    dataset_id = await get_unique_dataset_id(dataset_name=dataset_name, user=user)
+    new_dataset = Dataset(id=dataset_id, name=dataset_name, data=[])
+    new_dataset.owner_id = user.id
+
+    db_engine = get_relational_engine()
+
+    async with db_engine.get_async_session() as session:
+        session.add(new_dataset)
+
+        await session.commit()
+
+    await give_permission_on_dataset(user, new_dataset.id, "read")
+    await give_permission_on_dataset(user, new_dataset.id, "write")
+    await give_permission_on_dataset(user, new_dataset.id, "delete")
+    await give_permission_on_dataset(user, new_dataset.id, "share")
+
+    return new_dataset
diff --git a/cognee/modules/data/methods/get_authorized_dataset.py b/cognee/modules/data/methods/get_authorized_dataset.py
new file mode 100644
index 000000000..79e6593d7
--- /dev/null
+++ b/cognee/modules/data/methods/get_authorized_dataset.py
@@ -0,0 +1,15 @@
+from uuid import UUID
+from typing import Optional
+
+from cognee.modules.users.models import User
+from cognee.modules.users.permissions.methods import get_principal_datasets
+
+from ..models import Dataset
+
+
+async def get_authorized_dataset(
+    dataset_id: UUID, user: User, permission_type: str
+) -> Optional[Dataset]:
+    user_datasets = await get_principal_datasets(user, permission_type)
+
+    return next((dataset for dataset in user_datasets if dataset.id == dataset_id), None)
diff --git a/cognee/modules/data/methods/get_authorized_dataset_by_name.py b/cognee/modules/data/methods/get_authorized_dataset_by_name.py
new file mode 100644
index 000000000..d11d3a1ea
--- /dev/null
+++ b/cognee/modules/data/methods/get_authorized_dataset_by_name.py
@@ -0,0 +1,14 @@
+from typing import Optional
+
+from cognee.modules.users.models import User
+from cognee.modules.users.permissions.methods import get_principal_datasets
+
+from ..models import Dataset
+
+
+async def get_authorized_dataset_by_name(
+    dataset_name: str, user: User, permission_type: str
+) -> Optional[Dataset]:
+    user_datasets = await get_principal_datasets(user, permission_type)
+
+    return next((dataset for dataset in user_datasets if dataset.name == dataset_name), None)
diff --git a/cognee/modules/data/models/Dataset.py b/cognee/modules/data/models/Dataset.py
index 797401d5a..ef43a66aa 100644
--- a/cognee/modules/data/models/Dataset.py
+++ b/cognee/modules/data/models/Dataset.py
@@ -1,7 +1,7 @@
-from uuid import uuid4
+from uuid import uuid4, UUID as UUID_t
 from typing import List
 from datetime import datetime, timezone
-from sqlalchemy.orm import relationship, Mapped
+from sqlalchemy.orm import relationship, Mapped, mapped_column
 from sqlalchemy import Column, Text, DateTime, UUID
 from cognee.infrastructure.databases.relational import Base
 from .DatasetData import DatasetData
@@ -10,14 +10,14 @@ from .DatasetData import DatasetData
 class Dataset(Base):
     __tablename__ = "datasets"
 
-    id = Column(UUID, primary_key=True, default=uuid4)
+    id: Mapped[UUID_t] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid4)
 
-    name = Column(Text)
+    name: Mapped[str] = mapped_column(Text)
 
     created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
     updated_at = Column(DateTime(timezone=True), onupdate=lambda: datetime.now(timezone.utc))
 
-    owner_id = Column(UUID, index=True)
+    owner_id: Mapped[UUID_t] = mapped_column(UUID(as_uuid=True), index=True)
 
     acls = relationship("ACL", back_populates="dataset", cascade="all, delete-orphan")
 
diff --git a/cognee/modules/pipelines/models/PipelineRun.py b/cognee/modules/pipelines/models/PipelineRun.py
index d1031c172..c09b40798 100644
--- a/cognee/modules/pipelines/models/PipelineRun.py
+++ b/cognee/modules/pipelines/models/PipelineRun.py
@@ -1,6 +1,7 @@
 import enum
-from uuid import uuid4
+from uuid import uuid4, UUID as UUID_t
 from datetime import datetime, timezone
+from sqlalchemy.orm import Mapped, mapped_column
 from sqlalchemy import Column, DateTime, JSON, Enum, UUID, String
 from cognee.infrastructure.databases.relational import Base
 
@@ -19,9 +20,9 @@ class PipelineRun(Base):
 
     created_at = Column(DateTime(timezone=True), default=lambda: datetime.now(timezone.utc))
 
-    status = Column(Enum(PipelineRunStatus))
-    pipeline_run_id = Column(UUID, index=True)
+    status: Mapped[PipelineRunStatus] = mapped_column(Enum(PipelineRunStatus))
+    pipeline_run_id: Mapped[UUID_t] = mapped_column(UUID, index=True)
     pipeline_name = Column(String)
-    pipeline_id = Column(UUID, index=True)
-    dataset_id = Column(UUID, index=True)
+    pipeline_id: Mapped[UUID_t] = mapped_column(UUID(as_uuid=True), index=True)
+    dataset_id: Mapped[UUID_t] = mapped_column(UUID(as_uuid=True), index=True)
     run_info = Column(JSON)
diff --git a/cognee/modules/pipelines/operations/__init__.py b/cognee/modules/pipelines/operations/__init__.py
index 21ee552f0..d55315274 100644
--- a/cognee/modules/pipelines/operations/__init__.py
+++ b/cognee/modules/pipelines/operations/__init__.py
@@ -2,4 +2,5 @@ from .log_pipeline_run_initiated import log_pipeline_run_initiated
 from .log_pipeline_run_start import log_pipeline_run_start
 from .log_pipeline_run_complete import log_pipeline_run_complete
 from .log_pipeline_run_error import log_pipeline_run_error
+from .get_pipeline_status import get_pipeline_status
 from .pipeline import cognee_pipeline
diff --git a/cognee/modules/pipelines/operations/get_pipeline_status.py b/cognee/modules/pipelines/operations/get_pipeline_status.py
index 05cc7ab6e..73e7e47ef 100644
--- a/cognee/modules/pipelines/operations/get_pipeline_status.py
+++ b/cognee/modules/pipelines/operations/get_pipeline_status.py
@@ -1,11 +1,13 @@
 from uuid import UUID
 from sqlalchemy import select, func
 from cognee.infrastructure.databases.relational import get_relational_engine
-from ..models import PipelineRun
+from ..models import PipelineRun, PipelineRunStatus
 from sqlalchemy.orm import aliased
 
 
-async def get_pipeline_status(dataset_ids: list[UUID], pipeline_name: str):
+async def get_pipeline_status(
+    dataset_ids: list[UUID], pipeline_name: str
+) -> dict[str, PipelineRunStatus]:
     db_engine = get_relational_engine()
 
     async with db_engine.get_async_session() as session:
diff --git a/cognee/modules/pipelines/operations/log_pipeline_run_initiated.py b/cognee/modules/pipelines/operations/log_pipeline_run_initiated.py
index e68efe31e..0ac054c7b 100644
--- a/cognee/modules/pipelines/operations/log_pipeline_run_initiated.py
+++ b/cognee/modules/pipelines/operations/log_pipeline_run_initiated.py
@@ -4,7 +4,7 @@ from cognee.modules.pipelines.models import PipelineRun, PipelineRunStatus
 from cognee.modules.pipelines.utils import generate_pipeline_run_id
 
 
-async def log_pipeline_run_initiated(pipeline_id: str, pipeline_name: str, dataset_id: UUID):
+async def log_pipeline_run_initiated(pipeline_id: UUID, pipeline_name: str, dataset_id: UUID):
     pipeline_run = PipelineRun(
         pipeline_run_id=generate_pipeline_run_id(pipeline_id, dataset_id),
         pipeline_name=pipeline_name,
diff --git a/cognee/modules/pipelines/operations/pipeline.py b/cognee/modules/pipelines/operations/pipeline.py
index e58c15254..171b4e9c5 100644
--- a/cognee/modules/pipelines/operations/pipeline.py
+++ b/cognee/modules/pipelines/operations/pipeline.py
@@ -3,24 +3,23 @@ from uuid import UUID
 from typing import Union
 
 from cognee.shared.logging_utils import get_logger
+from cognee.modules.engine.operations.setup import setup
 from cognee.modules.data.methods.get_dataset_data import get_dataset_data
 from cognee.modules.data.models import Data, Dataset
 from cognee.modules.pipelines.operations.run_tasks import run_tasks
 from cognee.modules.pipelines.models import PipelineRunStatus
-from cognee.modules.pipelines.utils import generate_pipeline_id
+from cognee.modules.pipelines.utils import validate_pipeline_inputs
 from cognee.modules.pipelines.operations.get_pipeline_status import get_pipeline_status
 from cognee.modules.pipelines.methods import get_pipeline_run_by_dataset
 
 from cognee.modules.pipelines.tasks.task import Task
 from cognee.modules.users.methods import get_default_user
 from cognee.modules.users.models import User
-from cognee.modules.pipelines.operations import log_pipeline_run_initiated
 from cognee.context_global_variables import set_database_global_context_variables
 from cognee.modules.data.exceptions import DatasetNotFoundError
 from cognee.modules.data.methods import (
     get_authorized_existing_datasets,
     load_or_create_datasets,
-    check_dataset_name,
 )
 
 from cognee.modules.pipelines.models.PipelineRunInfo import (
@@ -28,12 +27,6 @@ from cognee.modules.pipelines.models.PipelineRunInfo import (
     PipelineRunStarted,
 )
 
-from cognee.infrastructure.databases.relational import (
-    create_db_and_tables as create_relational_db_and_tables,
-)
-from cognee.infrastructure.databases.vector.pgvector import (
-    create_db_and_tables as create_pgvector_db_and_tables,
-)
 from cognee.context_global_variables import (
     graph_db_config as context_graph_db_config,
     vector_db_config as context_vector_db_config,
@@ -44,6 +37,7 @@ logger = get_logger("cognee.pipeline")
 update_status_lock = asyncio.Lock()
 
 
+@validate_pipeline_inputs
 async def cognee_pipeline(
     tasks: list[Task],
     data=None,
@@ -60,9 +54,8 @@ async def cognee_pipeline(
     if graph_db_config:
         context_graph_db_config.set(graph_db_config)
 
-    # Create tables for databases
-    await create_relational_db_and_tables()
-    await create_pgvector_db_and_tables()
+    # Create databases if they don't exist
+    await setup()
 
     # Initialize first_run attribute if it doesn't exist
     if not hasattr(cognee_pipeline, "first_run"):
@@ -84,16 +77,17 @@ async def cognee_pipeline(
     if isinstance(datasets, str) or isinstance(datasets, UUID):
         datasets = [datasets]
 
-    # Get datasets user wants write permissions for (verify user has permissions if datasets are provided as well)
-    # NOTE: If a user wants to write to a dataset he does not own it must be provided through UUID
-    existing_datasets = await get_authorized_existing_datasets(datasets, "write", user)
+    if not all([isinstance(dataset, Dataset) for dataset in datasets]):
+        # Get datasets user wants write permissions for (verify user has permissions if datasets are provided as well)
+        # NOTE: If a user wants to write to a dataset he does not own it must be provided through UUID
+        existing_datasets = await get_authorized_existing_datasets(datasets, "write", user)
 
-    if not datasets:
-        # Get datasets from database if none sent.
-        datasets = existing_datasets
-    else:
-        # If dataset matches an existing Dataset (by name or id), reuse it. Otherwise, create a new Dataset.
-        datasets = await load_or_create_datasets(datasets, existing_datasets, user)
+        if not datasets:
+            # Get datasets from database if none sent.
+            datasets = existing_datasets
+        else:
+            # If dataset matches an existing Dataset (by name or id), reuse it. Otherwise, create a new Dataset.
+            datasets = await load_or_create_datasets(datasets, existing_datasets, user)
 
     if not datasets:
         raise DatasetNotFoundError("There are no datasets to work with.")
@@ -118,31 +112,9 @@ async def run_pipeline(
     pipeline_name: str = "custom_pipeline",
     context: dict = None,
 ):
-    check_dataset_name(dataset.name)
-
     # Will only be used if ENABLE_BACKEND_ACCESS_CONTROL is set to True
     await set_database_global_context_variables(dataset.id, dataset.owner_id)
 
-    # Ugly hack, but no easier way to do this.
-    if pipeline_name == "add_pipeline":
-        pipeline_id = generate_pipeline_id(user.id, dataset.id, pipeline_name)
-        # Refresh the add pipeline status so data is added to a dataset.
-        # Without this the app_pipeline status will be DATASET_PROCESSING_COMPLETED and will skip the execution.
-
-        await log_pipeline_run_initiated(
-            pipeline_id=pipeline_id,
-            pipeline_name="add_pipeline",
-            dataset_id=dataset.id,
-        )
-
-        # Refresh the cognify pipeline status after we add new files.
-        # Without this the cognify_pipeline status will be DATASET_PROCESSING_COMPLETED and will skip the execution.
-        await log_pipeline_run_initiated(
-            pipeline_id=pipeline_id,
-            pipeline_name="cognify_pipeline",
-            dataset_id=dataset.id,
-        )
-
     dataset_id = dataset.id
 
     if not data:
@@ -177,13 +149,6 @@ async def run_pipeline(
             )
             return
 
-    if not isinstance(tasks, list):
-        raise ValueError("Tasks must be a list")
-
-    for task in tasks:
-        if not isinstance(task, Task):
-            raise ValueError(f"Task {task} is not an instance of Task")
-
     pipeline_run = run_tasks(tasks, dataset_id, data, user, pipeline_name, context)
 
     async for pipeline_run_info in pipeline_run:
diff --git a/cognee/modules/pipelines/operations/run_add_pipeline.py b/cognee/modules/pipelines/operations/run_add_pipeline.py
new file mode 100644
index 000000000..8eaba6893
--- /dev/null
+++ b/cognee/modules/pipelines/operations/run_add_pipeline.py
@@ -0,0 +1,46 @@
+from cognee.shared.logging_utils import get_logger
+from cognee.modules.users.models import User
+from cognee.modules.data.models import Dataset
+from cognee.modules.pipelines.tasks.task import Task
+from cognee.modules.pipelines.operations.run_tasks import run_tasks
+from cognee.modules.pipelines.operations import log_pipeline_run_initiated
+from cognee.modules.pipelines.utils import generate_pipeline_id, validate_pipeline_inputs
+from cognee.context_global_variables import set_database_global_context_variables
+
+logger = get_logger("add.pipeline")
+
+
+@validate_pipeline_inputs
+async def run_add_pipeline(
+    tasks: list[Task],
+    data,
+    dataset: Dataset,
+    user: User,
+    pipeline_name: str = "add_pipeline",
+):
+    await set_database_global_context_variables(dataset.id, dataset.owner_id)
+
+    pipeline_run = run_tasks(
+        tasks,
+        dataset.id,
+        data,
+        user,
+        pipeline_name,
+        {
+            "user": user,
+            "dataset": dataset,
+        },
+    )
+
+    async for pipeline_run_info in pipeline_run:
+        yield pipeline_run_info
+
+    pipeline_id = generate_pipeline_id(user.id, dataset.id, pipeline_name)
+
+    # Refresh the cognify pipeline status after we add new files.
+    # Without this the cognify_pipeline status will be DATASET_PROCESSING_COMPLETED and will skip the execution.
+    await log_pipeline_run_initiated(
+        pipeline_id=pipeline_id,
+        pipeline_name="cognify_pipeline",
+        dataset_id=dataset.id,
+    )
diff --git a/cognee/modules/pipelines/utils/__init__.py b/cognee/modules/pipelines/utils/__init__.py
index 5d7609741..2db440358 100644
--- a/cognee/modules/pipelines/utils/__init__.py
+++ b/cognee/modules/pipelines/utils/__init__.py
@@ -1,2 +1,3 @@
 from .generate_pipeline_id import generate_pipeline_id
 from .generate_pipeline_run_id import generate_pipeline_run_id
+from .validate_pipeline_inputs import validate_pipeline_inputs
diff --git a/cognee/modules/pipelines/utils/validate_pipeline_inputs.py b/cognee/modules/pipelines/utils/validate_pipeline_inputs.py
new file mode 100644
index 000000000..44deb114e
--- /dev/null
+++ b/cognee/modules/pipelines/utils/validate_pipeline_inputs.py
@@ -0,0 +1,56 @@
+import inspect
+from functools import wraps
+
+from cognee.modules.users.models.User import User
+from cognee.modules.pipelines.tasks.task import Task
+from cognee.modules.data.models.Dataset import Dataset
+from cognee.modules.data.methods.check_dataset_name import check_dataset_name
+
+
+def validate_pipeline_inputs(pipeline_generator):
+    @wraps(pipeline_generator)
+    async def wrapper(*args, **kwargs):
+        sig = inspect.signature(pipeline_generator)
+        bound_args = sig.bind(*args, **kwargs)
+        bound_args.apply_defaults()
+
+        if "tasks" in bound_args.arguments:
+            tasks = bound_args.arguments["tasks"]
+            if not isinstance(tasks, list):
+                raise ValueError(f"tasks must be a list, got {type(tasks).__name__}")
+
+            for task in tasks:
+                if not isinstance(task, Task):
+                    raise ValueError(
+                        f"tasks must be a list of Task instances, got {type(task).__name__} in the list"
+                    )
+
+        if "user" in bound_args.arguments:
+            user = bound_args.arguments["user"]
+            if not isinstance(user, User):
+                raise ValueError(f"user must be an instance of User, got {type(user).__name__}")
+
+        if "dataset" in bound_args.arguments:
+            dataset = bound_args.arguments["dataset"]
+            if not isinstance(dataset, Dataset):
+                raise ValueError(
+                    f"dataset must be an instance of Dataset, got {type(dataset).__name__}"
+                )
+            check_dataset_name(dataset.name)
+
+        if "datasets" in bound_args.arguments:
+            datasets = bound_args.arguments["datasets"]
+            if not isinstance(datasets, list):
+                raise ValueError(f"datasets must be a list, got {type(datasets).__name__}")
+
+            for dataset in datasets:
+                if not isinstance(dataset, Dataset):
+                    raise ValueError(
+                        f"datasets must be a list of Dataset instances, got {type(dataset).__name__} in the list"
+                    )
+                check_dataset_name(dataset.name)
+
+        async for run_info in pipeline_generator(*args, **kwargs):
+            yield run_info
+
+    return wrapper
diff --git a/cognee/modules/users/methods/create_default_user.py b/cognee/modules/users/methods/create_default_user.py
index c19092b3a..029939d06 100644
--- a/cognee/modules/users/methods/create_default_user.py
+++ b/cognee/modules/users/methods/create_default_user.py
@@ -4,8 +4,8 @@ from cognee.base_config import get_base_config
 
 async def create_default_user():
     base_config = get_base_config()
-    default_user_email = base_config.default_user_email or "default_user@example.com"
-    default_user_password = base_config.default_user_password or "default_password"
+    default_user_email = base_config.default_user_email
+    default_user_password = base_config.default_user_password
 
     user = await create_user(
         email=default_user_email,
diff --git a/cognee/modules/users/methods/get_default_user.py b/cognee/modules/users/methods/get_default_user.py
index 10779e028..845d27f55 100644
--- a/cognee/modules/users/methods/get_default_user.py
+++ b/cognee/modules/users/methods/get_default_user.py
@@ -1,7 +1,7 @@
-from types import SimpleNamespace
+from sqlalchemy import select
 from sqlalchemy.orm import selectinload
 from sqlalchemy.exc import NoResultFound
-from sqlalchemy.future import select
+
 from cognee.modules.users.models import User
 from cognee.base_config import get_base_config
 from cognee.modules.users.exceptions.exceptions import UserNotFoundError
@@ -10,15 +10,15 @@ from cognee.infrastructure.databases.relational import get_relational_engine
 from cognee.modules.users.methods.create_default_user import create_default_user
 
 
-async def get_default_user() -> SimpleNamespace:
+async def get_default_user() -> User:
     db_engine = get_relational_engine()
     base_config = get_base_config()
-    default_email = base_config.default_user_email or "default_user@example.com"
+    default_email: str = str(base_config.default_user_email)
 
     try:
         async with db_engine.get_async_session() as session:
             query = (
-                select(User).options(selectinload(User.roles)).where(User.email == default_email)
+                select(User).options(selectinload(User.roles)).where(User.email == default_email)  # type: ignore
             )
 
             result = await session.execute(query)
@@ -27,10 +27,7 @@ async def get_default_user() -> SimpleNamespace:
             if user is None:
                 return await create_default_user()
 
-            # We return a SimpleNamespace to have the same user type as our SaaS
-            # SimpleNamespace is just a dictionary which can be accessed through attributes
-            auth_data = SimpleNamespace(id=user.id, tenant_id=user.tenant_id, roles=[])
-            return auth_data
+            return user
     except Exception as error:
         if "principals" in str(error.args):
             raise DatabaseNotCreatedError() from error
diff --git a/cognee/modules/users/models/__init__.py b/cognee/modules/users/models/__init__.py
index ba2f40e49..792370a74 100644
--- a/cognee/modules/users/models/__init__.py
+++ b/cognee/modules/users/models/__init__.py
@@ -8,3 +8,4 @@ from .TenantDefaultPermissions import TenantDefaultPermissions
 from .Permission import Permission
 from .Tenant import Tenant
 from .ACL import ACL
+from .Principal import Principal