diff --git a/custom_components/ha_text_ai/__init__.py b/custom_components/ha_text_ai/__init__.py
index 2e792bd..1a0a56e 100644
--- a/custom_components/ha_text_ai/__init__.py
+++ b/custom_components/ha_text_ai/__init__.py
@@ -9,7 +9,7 @@ from datetime import datetime
 
 from homeassistant.config_entries import ConfigEntry
 from homeassistant.const import CONF_API_KEY
-from homeassistant.core import HomeAssistant
+from homeassistant.core import HomeAssistant, ServiceCall
 from homeassistant.exceptions import ConfigEntryNotReady
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers import aiohttp_client
@@ -34,6 +34,11 @@ from .const import (
     API_TIMEOUT,
     API_RETRY_COUNT,
     API_BACKOFF_FACTOR,
+    SERVICE_ASK_QUESTION,
+    SERVICE_CLEAR_HISTORY,
+    SERVICE_SET_SYSTEM_PROMPT,
+    SERVICE_SCHEMA_ASK_QUESTION,
+    SERVICE_SCHEMA_SET_SYSTEM_PROMPT,
 )
 
 _LOGGER = logging.getLogger(__name__)
@@ -133,46 +138,70 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
 
         # Initialize the coordinator
         await coordinator.async_initialize()
-
-        # Perform first refresh
         await coordinator.async_config_entry_first_refresh()
 
-        # Check coordinator status
-        if coordinator.endpoint_status == "auth_error":
-            raise ConfigEntryNotReady("Authentication failed")
-        elif coordinator.endpoint_status == "rate_limited":
-            _LOGGER.warning("API rate limited during setup")
-        elif coordinator.endpoint_status == "maintenance":
-            raise ConfigEntryNotReady("API is in maintenance mode")
-        elif coordinator.endpoint_status == "error":
-            raise ConfigEntryNotReady("API error during setup")
-        elif not coordinator.last_update_success:
-            raise ConfigEntryNotReady("Failed to initialize coordinator")
-
         hass.data[DOMAIN][entry.entry_id] = coordinator
 
+        # Register services
+        async def async_ask_question(call: ServiceCall) -> None:
+            """Handle ask_question service."""
+            question = call.data.get("question", "")
+            if not question:
+                _LOGGER.error("No question provided")
+                return
+
+            params = {
+                "system_prompt": call.data.get("system_prompt"),
+                "model": call.data.get("model"),
+                "temperature": call.data.get("temperature"),
+                "max_tokens": call.data.get("max_tokens"),
+                "priority": call.data.get("priority", False)
+            }
+
+            try:
+                await coordinator.async_ask_question(question, **params)
+            except Exception as err:
+                _LOGGER.error("Error asking question: %s", str(err))
+
+        async def async_clear_history(call: ServiceCall) -> None:
+            """Handle clear_history service."""
+            try:
+                await coordinator.clear_history()
+            except Exception as err:
+                _LOGGER.error("Error clearing history: %s", str(err))
+
+        async def async_set_system_prompt(call: ServiceCall) -> None:
+            """Handle set_system_prompt service."""
+            prompt = call.data.get("prompt", "")
+            if prompt:
+                coordinator.update_system_prompt(prompt)
+            else:
+                _LOGGER.error("No prompt provided")
+
+        # Register all services
+        hass.services.async_register(
+            DOMAIN,
+            SERVICE_ASK_QUESTION,
+            async_ask_question,
+            schema=SERVICE_SCHEMA_ASK_QUESTION
+        )
+
+        hass.services.async_register(
+            DOMAIN,
+            SERVICE_CLEAR_HISTORY,
+            async_clear_history
+        )
+
+        hass.services.async_register(
+            DOMAIN,
+            SERVICE_SET_SYSTEM_PROMPT,
+            async_set_system_prompt,
+            schema=SERVICE_SCHEMA_SET_SYSTEM_PROMPT
+        )
+
         # Set up platforms
         await hass.config_entries.async_forward_entry_setups(entry, PLATFORMS)
 
         return True
 
-    except Exception as ex:
-        _LOGGER.exception("Setup error: %s", str(ex))
-        raise ConfigEntryNotReady from ex
-
-async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
-    """Unload a config entry."""
-    try:
-        coordinator = hass.data[DOMAIN].get(entry.entry_id)
-        if coordinator:
-            await coordinator.async_shutdown()
-
-        unload_ok = await hass.config_entries.async_unload_platforms(entry, PLATFORMS)
-        if unload_ok:
-            hass.data[DOMAIN].pop(entry.entry_id)
-
-        return unload_ok
-
-    except Exception as ex:
-        _LOGGER.exception("Error unloading entry: %s", str(ex))
-        return False
+    except Exception