diff --git a/papi/main.py b/papi/main.py
index a1fc243..9c1360d 100644
--- a/papi/main.py
+++ b/papi/main.py
@@ -1,7 +1,8 @@
-from typing import Optional
+from typing import Optional, List
 from pydantic import BaseModel
 
-from fastapi import FastAPI, Request, Body
+from fastapi import FastAPI, Request, Body, Depends
+from sqlalchemy.orm import Session
 
 from collections import defaultdict
 
@@ -9,6 +10,7 @@ from . import utils
 
 from papi.sqlapp.database import Base, SessionLocal, engine
 from papi.sqlapp import crud
+from papi.sqlapp import schemas
 
 app = FastAPI()
 
@@ -36,14 +38,9 @@ class Notifier:
         )
 
 
-class Sonde(BaseModel):
-    identifiant: str
-    nom: str
-
-
 Notifier = Notifier()
 
-sondes = {"test": Sonde(identifiant="test", nom="Testlocal")}
+sondes = {"test": schemas.SondeBase(identifiant="test", nom="Testlocal")}
 
 
 def default_sample():
@@ -56,9 +53,16 @@ def read_root():
     return {"msg": "Hello World"}
 
 
-@app.post("/sonde/")
-def post_sonde(sonde: Sonde):
-    sondes[sonde.identifiant] = sonde
+@app.post("/sonde/", response_model=List[schemas.SondeBase])
+def post_sonde(sonde: schemas.SondeBase, db: Session = Depends(get_db)):
+    db_sonde = crud.get_sonde(db, identifiant=sonde.identifiant)
+    if not db_sonde:
+        db_sonde = crud.create_sonde(
+            db, sonde.identifiant, sonde.nom or sonde.identifiant
+        )
+    sondes[sonde.identifiant] = schemas.SondeBase.from_orm(
+        db_sonde
+    )  # Attention au typage ici
     return list(sondes.values())
 
 
diff --git a/papi/sqlapp/schemas.py b/papi/sqlapp/schemas.py
index e69de29..e9ab104 100644
--- a/papi/sqlapp/schemas.py
+++ b/papi/sqlapp/schemas.py
@@ -0,0 +1,22 @@
+from typing import List, Optional
+
+from pydantic import BaseModel
+
+
+class SondeBase(BaseModel):
+    identifiant: str
+    nom: str
+
+    class Config:
+        orm_mode = True
+
+
+class SondeCreate(SondeBase):
+    pass
+
+
+class Sonde(SondeBase):
+    sonde_id: int
+
+    class Config:
+        orm_mode = True