diff --git a/app.py b/app.py
index 45f5902..6f4bc3e 100644
--- a/app.py
+++ b/app.py
@@ -26,7 +26,7 @@
 )
 from generate import CLI
 from offline import EpisodeCache
-from security import get_api_key
+from security import get_api_key, verify_credentials
 
 cache = EpisodeCache()
 batch_builder = SampleBatchBuilder()  # or MultiAgentSampleBatchBuilder
@@ -95,7 +95,9 @@ async def startup_event():
 if config.observations:
     # Note: for basic auth, use "logged_in: bool = Depends(verify_credentials)" as parameter
     @app.post("/predict/", response_model=Action, tags=["Predictions"])
-    async def predict(payload: Observation, api_key: APIKey = Depends(get_api_key)):
+    async def predict(
+        payload: Observation, logged_in: bool = Depends(verify_credentials)
+    ):
         lists = [
             [getattr(payload, obs)]
             if not isinstance(getattr(payload, obs), List)
@@ -114,7 +116,7 @@ async def predict_deterministic(
 
     @app.post("/distribution/", tags=["Predictions"])
     async def distribution(
-        payload: Observation, api_key: APIKey = Depends(get_api_key)
+        payload: Observation, logged_in: bool = Depends(verify_credentials)
     ):
         return _distribution(payload)
 
@@ -187,7 +189,7 @@ async def clients(api_key: APIKey = Depends(get_api_key)):
 
 
 @app.get("/schema", tags=["Clients"])
-async def server_schema(api_key: APIKey = Depends(get_api_key)):
+async def server_schema(logged_in: bool = Depends(verify_credentials)):
     with open(config.PATHMIND_SCHEMA, "r") as schema_file:
         schema_str = schema_file.read()
     schema = yaml.safe_load(schema_str)
diff --git a/frontend.py b/frontend.py
index cdbe052..b15a503 100644
--- a/frontend.py
+++ b/frontend.py
@@ -13,8 +13,9 @@ def run_the_app():
     st.sidebar.markdown("# Server authentication")
 
     auth = None
-    user = st.sidebar.text_input("User name")
-    password = st.sidebar.text_input("Password")
+    user = st.sidebar.text_input("User name", "admin")
+    password = st.sidebar.text_input("Password", "admin")
+    token = st.sidebar.text_input("Token", "1234567asdfgh")
     if user and password:
         auth = (user, password)
 
@@ -32,17 +33,20 @@ def run_the_app():
         st.markdown(f"## Action: {response.get('actions')[0]}")
         st.markdown(f"## Probability: {int(100 *response.get('probability'))}%")
 
-    # compute_action_distro = st.checkbox(label="What's the variance of my actions?", value=False)
-    # if compute_action_distro and obs:
-    #     distro_dict: dict = distro(obs, auth, url).json()
-    #
-    #     import matplotlib.pyplot as plt
-    #     import numpy as np
-    #     arr = np.asarray(list(distro_dict.values()))
-    #     x_range = np.arange(len(distro_dict))
-    #     plt.bar(x_range, arr)
-    #     plt.xticks(x_range, list(distro_dict.keys()))
-    #     st.pyplot(plt)
+    compute_action_distro = st.checkbox(
+        label="What's the variance of my actions?", value=False
+    )
+    if compute_action_distro and obs:
+        distro_dict: dict = distro(obs, auth, url).json()
+
+        import matplotlib.pyplot as plt
+        import numpy as np
+
+        arr = np.asarray(list(distro_dict.values()))
+        x_range = np.arange(len(distro_dict))
+        plt.bar(x_range, arr)
+        plt.xticks(x_range, list(distro_dict.keys()))
+        st.pyplot(plt)
 
 
 def server_schema(auth, url):
@@ -65,6 +69,7 @@ def generate_frontend_from_observations(schema: dict):
     """
     properties = schema.get("observations")
     result = {}
+    print(f"schema: {schema}")
     for key, values in properties.items():
         prop_type = values.get("type")
         # example = values.get("example")
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 2db9db1..3996987 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -2,3 +2,4 @@ pre-commit
 streamlit~=0.72.0
 requests~=2.25.0
 pytest
+matplotlib