diff --git a/parser_api/main.py b/parser_api/main.py
index 1141a30..d8957ce 100644
--- a/parser_api/main.py
+++ b/parser_api/main.py
@@ -4,7 +4,7 @@ import datetime
 from fastapi import FastAPI
 import schedule
 
-from . import models, router
+from . import models, router, schemas
 from .database import engine
 from .scheduler import run_continuously, run_threaded
 from .job import job
@@ -30,8 +30,8 @@ app = FastAPI(lifespan=lifespan)
 app.include_router(router.router)
 
 
-@app.get('/')
-def root():
+@app.get('/', response_model=schemas.Healthcheck)
+def Healthcheck():
     return {
         "up_since": start_stamp
     }
diff --git a/parser_api/router.py b/parser_api/router.py
index 2c1b13e..db059b3 100644
--- a/parser_api/router.py
+++ b/parser_api/router.py
@@ -10,24 +10,65 @@ from .database import SessionLocal, get_db
 router = APIRouter(prefix='/api')
 
 
-@router.get('/list', response_model=List[schemas.Record])
+@router.get('/list', response_model=List[schemas.Record], summary="Search by filters")
 def list_rows(
     filters: Annotated[schemas.RecordRequest, Depends()],
     db: Session = Depends(get_db)
 ):
+    """
+    Searches rows with specified filters.
+
+    Case insensitive contains:
+    - **region**
+    - **area**
+    - **town**
+    - **street**
+    - **start**
+    - **finish**
+    - **branch**
+    - **res**
+    - **comment**
+    Exact match:
+    - **index**
+    - **building_id**
+    - **lat**
+    - **lng**
+    Later or earlier than respectively:
+    - **start**
+    - **finish**
+    """
     return controller.search_each(db, filters)
 
 
-@router.get('/search', response_model=List[schemas.Record])
+@router.get('/search', response_model=List[schemas.Record], summary="Search by query")
 def search_rows(query: str, db: Session = Depends(get_db)):
+    """
+    Selects rows with cells containing case insensitive prompt as its part.
+    In addition, geocoding is being applied to prompt and if building_id found, corresponding row is being returned.
+
+    Rows to be searched:
+    - **region**
+    - **area**
+    - **town**
+    - **street**
+    - **branch**
+    - **res**
+    - **comment**
+    """
     return controller.search_all(db, query)
 
 
-@router.get('/check', response_model=schemas.CheckResponse)
+@router.get('/check', response_model=schemas.CheckResponse, summary="Check when outage ends")
 def check(building_id: int, db: Session = Depends(get_db)):
+    """
+    Checks if there is an active outage for building_id and if there is, also returns when will it end
+    """
     return controller.check_outage(db, building_id)
 
 
 @router.put('/create', response_model=schemas.Record)
 def create_record(record: schemas.RecordCreate, db: Session = Depends(get_db)):
+    """
+    Not for public usage
+    """
     return controller.create_record(db, record)
diff --git a/parser_api/schemas.py b/parser_api/schemas.py
index bbc72a3..31590f9 100644
--- a/parser_api/schemas.py
+++ b/parser_api/schemas.py
@@ -37,3 +37,6 @@ class RecordCreate(BaseRecord):
 class CheckResponse(BaseModel):
     is_outage: bool
     when_finish: Optional[datetime.datetime] = None
+
+class Healthcheck(BaseModel):
+    up_since: datetime.datetime
\ No newline at end of file