diff --git a/CHANGELOG.md b/CHANGELOG.md
index d91b303..379f5e6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### ✨ Improved
 
 * Move imports inside CLI callback function to improve startup time.
+* Use API to create notifications which are also stored in the database.
 
 
 ## 0.2.1 - 2024-10-10
diff --git a/src/lvmcryo/config.yaml b/src/lvmcryo/config.yaml
index d23d0fc..7de9e06 100644
--- a/src/lvmcryo/config.yaml
+++ b/src/lvmcryo/config.yaml
@@ -11,13 +11,7 @@ defaults:
   data_path: '/data/logs/lvmcryo/{timestamp}.parquet'
 
 notifications:
-  slack_channels:
-    info: lvm-notifications
-    error:
-      - lvm-notifications
-      - lvm-alerts
-  slack_mentions:
-    error: '@here'
+  slack_channel: lvm-notifications
   email_recipients:
     - lvm-critical@sdss.org
   email_server: smtp-01.lco.cl
@@ -26,7 +20,7 @@ notifications:
   lvmweb_fill_url: https://lvm-web.lco.cl/fills/{fill_id}
 
 api_routes:
-  slack: http://lvm-hub.lco.cl:8090/api/slack/message
+  create_notification: http://lvm-hub.lco.cl:8090/api/notifications/create
   alerts: http://lvm-hub.lco.cl:8090/api/alerts
   fill_data: http://lvm-hub.lco.cl:8090/api/spectrographs/fills/measurements
   register_fill: http://lvm-hub.lco.cl:8090/api/spectrographs/fills/register
diff --git a/src/lvmcryo/notifier.py b/src/lvmcryo/notifier.py
index 824711c..0c3c384 100644
--- a/src/lvmcryo/notifier.py
+++ b/src/lvmcryo/notifier.py
@@ -43,9 +43,8 @@
 class NotifierConfig(BaseModel):
     """Configuration for the Notifier class."""
 
-    slack_route: str
-    slack_channels: dict[NotificationLevel, str | list[str]]
-    slack_mentions: dict[NotificationLevel, str | list[str]] = {}
+    api_route: str
+    slack_channel: str
     slack_from: str = "LN₂ Helper"
 
     email_recipients: list[str]
@@ -67,7 +66,7 @@ def __init__(self, config_data: dict | str | pathlib.Path | None = None):
             raise ValidationError("Configuration does not have notifications section.")
 
         self.config = NotifierConfig(
-            slack_route=config_data["api_routes"]["slack"],
+            api_route=config_data["api_routes"]["create_notification"],
             **config_data["notifications"],
         )
 
@@ -82,8 +81,7 @@ async def post_to_slack(
         self,
         text: str | None = None,
         level: NotificationLevel = NotificationLevel.info,
-        mentions: str | list[str] | None = None,
-        channels: str | list[str] | None = None,
+        channel: str | None = None,
     ):
         """Posts a message to Slack.
 
@@ -94,56 +92,41 @@ async def post_to_slack(
         level
             The level of the message. Determines the channel where the message
             is sent.
-        mentions
-            A list of Slack users to mention in the message.
-        channels
+        channel
             The channel in the SSDS-V workspace where to send the message. Defaults
-            to the configuration value. Can be a string or a list of strings, in
-            which case the message is sent to all the channels in the list.
+            to the configuration value.
 
         """
 
         if self.disabled or self.slack_disabled:
             return
 
-        route = self.config.slack_route
+        route = self.config.api_route
 
-        channels = channels or self.config.slack_channels[level]
-        if isinstance(channels, str):
-            channels = [channels]
+        channel = channel or self.config.slack_channel
+        notification_level = "INFO" if level == NotificationLevel.info else "CRITICAL"
 
-        if mentions is None:
-            if level in self.config.slack_mentions:
-                mentions = self.config.slack_mentions[level]
-            else:
-                mentions = []
-
-        if isinstance(mentions, str):
-            mentions = [mentions]
-
-        failed: bool = False
-        for channel in channels:
-            try:
-                async with httpx.AsyncClient(follow_redirects=True) as client:
-                    response = await client.post(
-                        route,
-                        json={
-                            "channel": channel,
-                            "text": text,
-                            "username": self.config.slack_from,
-                            "mentions": mentions,
-                        },
-                    )
+        try:
+            async with httpx.AsyncClient(follow_redirects=True) as client:
+                response = await client.post(
+                    route,
+                    json={
+                        "message": text,
+                        "level": notification_level,
+                        "slack_channel": channel,
+                        "email_on_critical": False,  # We handle our own mailing
+                        "slack_extra_params": {"username": self.config.slack_from},
+                    },
+                )
 
-                if response.status_code != 200:
-                    warnings.warn(f"Failed sending message to Slack: {response.text}")
-                    failed = True
+            if response.status_code != 200:
+                raise RuntimeError(response.text)
 
-            except Exception as ee:
-                warnings.warn(f"Failed sending message to Slack: {ee}")
-                failed = True
+        except Exception as ee:
+            warnings.warn(f"Failed sending message to Slack: {ee}")
+            return False
 
-        return not failed
+        return True
 
     def send_email(
         self,