diff --git a/homeassistant/components/ai_task/__init__.py b/homeassistant/components/ai_task/__init__.py
index 2021a92d6e2..06d10e4a35e 100644
--- a/homeassistant/components/ai_task/__init__.py
+++ b/homeassistant/components/ai_task/__init__.py
@@ -2,8 +2,17 @@
 
 import logging
 
+import voluptuous as vol
+
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.core import HomeAssistant, callback
+from homeassistant.core import (
+    HassJobType,
+    HomeAssistant,
+    ServiceCall,
+    ServiceResponse,
+    SupportsResponse,
+    callback,
+)
 from homeassistant.helpers import config_validation as cv, storage
 from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.typing import UNDEFINED, ConfigType, UndefinedType
@@ -36,6 +45,20 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     hass.data[DATA_PREFERENCES] = AITaskPreferences(hass)
     await hass.data[DATA_PREFERENCES].async_load()
     async_setup_conversation_http(hass)
+    hass.services.async_register(
+        DOMAIN,
+        "generate_text",
+        async_service_generate_text,
+        schema=vol.Schema(
+            {
+                vol.Required("task_name"): cv.string,
+                vol.Optional("entity_id"): cv.entity_id,
+                vol.Required("instructions"): cv.string,
+            }
+        ),
+        supports_response=SupportsResponse.ONLY,
+        job_type=HassJobType.Coroutinefunction,
+    )
     return True
 
 
@@ -49,6 +72,12 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     return await hass.data[DATA_COMPONENT].async_unload_entry(entry)
 
 
+async def async_service_generate_text(call: ServiceCall) -> ServiceResponse:
+    """Run the run task service."""
+    result = await async_generate_text(hass=call.hass, **call.data)
+    return result.as_dict()  # type: ignore[return-value]
+
+
 class AITaskPreferences:
     """AI Task preferences."""
 
diff --git a/homeassistant/components/ai_task/icons.json b/homeassistant/components/ai_task/icons.json
new file mode 100644
index 00000000000..cb09e5c8f5d
--- /dev/null
+++ b/homeassistant/components/ai_task/icons.json
@@ -0,0 +1,7 @@
+{
+  "services": {
+    "generate_text": {
+      "service": "mdi:file-star-four-points-outline"
+    }
+  }
+}
diff --git a/homeassistant/components/ai_task/services.yaml b/homeassistant/components/ai_task/services.yaml
new file mode 100644
index 00000000000..fb193dd2bbb
--- /dev/null
+++ b/homeassistant/components/ai_task/services.yaml
@@ -0,0 +1,17 @@
+generate_text:
+  fields:
+    task_name:
+      example: "home summary"
+      required: true
+      selector:
+        text:
+    instructions:
+      example: "Funny notification that garage door left open"
+      required: true
+      selector:
+        text:
+    entity_id:
+      required: false
+      selector:
+        entity:
+          domain: llm_task
diff --git a/homeassistant/components/ai_task/strings.json b/homeassistant/components/ai_task/strings.json
new file mode 100644
index 00000000000..1cdbf20ba4f
--- /dev/null
+++ b/homeassistant/components/ai_task/strings.json
@@ -0,0 +1,22 @@
+{
+  "services": {
+    "generate_text": {
+      "name": "Generate text",
+      "description": "Use AI to run a task that generates text.",
+      "fields": {
+        "task_name": {
+          "name": "Task Name",
+          "description": "Name of the task."
+        },
+        "instructions": {
+          "name": "Instructions",
+          "description": "Instructions on what needs to be done."
+        },
+        "entity_id": {
+          "name": "Entity ID",
+          "description": "Entity ID to run the task on. If not provided, the preferred entity will be used."
+        }
+      }
+    }
+  }
+}
diff --git a/tests/components/ai_task/test_init.py b/tests/components/ai_task/test_init.py
index 2498ee2680a..0c059229115 100644
--- a/tests/components/ai_task/test_init.py
+++ b/tests/components/ai_task/test_init.py
@@ -1,11 +1,14 @@
 """Test initialization of the AI Task component."""
 
 from freezegun.api import FrozenDateTimeFactory
+import pytest
 
 from homeassistant.components.ai_task import AITaskPreferences
 from homeassistant.components.ai_task.const import DATA_PREFERENCES
 from homeassistant.core import HomeAssistant
 
+from .conftest import TEST_ENTITY_ID
+
 from tests.common import flush_store
 
 
@@ -51,3 +54,42 @@ async def test_preferences_storage_load(
     await another_new_preferences_instance.async_load()
 
     assert another_new_preferences_instance.gen_text_entity_id == gen_text_id_2
+
+
+@pytest.mark.parametrize(
+    ("set_preferences", "msg_extra"),
+    [
+        (
+            {"gen_text_entity_id": TEST_ENTITY_ID},
+            {},
+        ),
+        (
+            {},
+            {"entity_id": TEST_ENTITY_ID},
+        ),
+    ],
+)
+async def test_generate_text_service(
+    hass: HomeAssistant,
+    init_components: None,
+    freezer: FrozenDateTimeFactory,
+    set_preferences: dict[str, str | None],
+    msg_extra: dict[str, str],
+) -> None:
+    """Test the generate text service."""
+    preferences = hass.data[DATA_PREFERENCES]
+    preferences.async_set_preferences(**set_preferences)
+
+    result = await hass.services.async_call(
+        "ai_task",
+        "generate_text",
+        {
+            "task_name": "Test Name",
+            "instructions": "Test prompt",
+        }
+        | msg_extra,
+        blocking=True,
+        return_response=True,
+    )
+
+    assert result["result"] == "Mock result"