diff --git a/openhands/automation/dispatcher.py b/openhands/automation/dispatcher.py
index d32c581..c5d7895 100644
--- a/openhands/automation/dispatcher.py
+++ b/openhands/automation/dispatcher.py
@@ -148,6 +148,7 @@ def _build_event_payload(
         "trigger_payload": automation.trigger,
         "automation_id": str(automation.id),
         "automation_name": automation.name,
+        "run_id": str(run.id),
     }
     if run.event_payload:
         payload["event"] = run.event_payload
diff --git a/openhands/automation/preset_router.py b/openhands/automation/preset_router.py
index 4dc5f56..be0de15 100644
--- a/openhands/automation/preset_router.py
+++ b/openhands/automation/preset_router.py
@@ -57,6 +57,7 @@
 PRESETS_DIR = Path(__file__).parent / "presets"
 PROMPT_PRESET_DIR = PRESETS_DIR / "prompt"
 PLUGIN_PRESET_DIR = PRESETS_DIR / "plugin"
+CONVERSATION_TITLE_FILE = PRESETS_DIR / "conversation_title.py"
 
 
 def _get_preset_entrypoint() -> str:
@@ -84,6 +85,7 @@ def _load_prompt_preset_files() -> dict[str, str]:
     if _PROMPT_PRESET_CACHE is None:
         _PROMPT_PRESET_CACHE = {
             "main.py": (PROMPT_PRESET_DIR / "sdk_main.py").read_text(),
+            "conversation_title.py": CONVERSATION_TITLE_FILE.read_text(),
             "setup.sh": (PROMPT_PRESET_DIR / "setup.sh").read_text(),
         }
     return _PROMPT_PRESET_CACHE
@@ -98,6 +100,7 @@ def _load_plugin_preset_files() -> dict[str, str]:
     if _PLUGIN_PRESET_CACHE is None:
         _PLUGIN_PRESET_CACHE = {
             "main.py": (PLUGIN_PRESET_DIR / "sdk_main.py").read_text(),
+            "conversation_title.py": CONVERSATION_TITLE_FILE.read_text(),
             "setup.sh": (PLUGIN_PRESET_DIR / "setup.sh").read_text(),
         }
     return _PLUGIN_PRESET_CACHE
@@ -216,6 +219,9 @@ def _generate_tarball(prompt: str, repos: list[RepoSource] | None = None) -> byt
 
     with tarfile.open(fileobj=tarball_buffer, mode="w:gz") as tar:
         _add_file_to_tar(tar, "main.py", preset_files["main.py"])
+        _add_file_to_tar(
+            tar, "conversation_title.py", preset_files["conversation_title.py"]
+        )
         _add_file_to_tar(tar, "prompt.txt", prompt)
         _add_file_to_tar(tar, "setup.sh", preset_files["setup.sh"], mode=0o755)
 
@@ -700,6 +706,9 @@ def _generate_plugin_tarball(
 
     with tarfile.open(fileobj=tarball_buffer, mode="w:gz") as tar:
         _add_file_to_tar(tar, "main.py", preset_files["main.py"])
+        _add_file_to_tar(
+            tar, "conversation_title.py", preset_files["conversation_title.py"]
+        )
         _add_file_to_tar(tar, "prompt.txt", prompt)
         _add_file_to_tar(tar, "setup.sh", preset_files["setup.sh"], mode=0o755)
 
diff --git a/openhands/automation/presets/conversation_title.py b/openhands/automation/presets/conversation_title.py
new file mode 100644
index 0000000..3745708
--- /dev/null
+++ b/openhands/automation/presets/conversation_title.py
@@ -0,0 +1,99 @@
+"""Build and apply deterministic titles for preset automation conversations."""
+
+from __future__ import annotations
+
+import re
+import sys
+from typing import Any
+
+
+MAX_CONVERSATION_TITLE_LENGTH = 200
+_RUN_ID_LENGTH = 12
+_TRIGGER_CONTEXT_LENGTH = 80
+
+
+def _clean(value: Any) -> str:
+    """Return a single-line representation suitable for conversation metadata."""
+    if not isinstance(value, str):
+        return ""
+    return re.sub(r"\s+", " ", value).strip()
+
+
+def _event_target(event: Any) -> str:
+    """Extract a compact repository and issue/PR identifier when available."""
+    if not isinstance(event, dict):
+        return ""
+
+    repository = event.get("repository")
+    project = event.get("project")
+    repo_name = ""
+    if isinstance(repository, dict):
+        repo_name = _clean(repository.get("full_name"))
+    if not repo_name and isinstance(project, dict):
+        repo_name = _clean(project.get("path_with_namespace"))
+
+    item_number: Any = None
+    for key in ("pull_request", "issue", "object_attributes"):
+        item = event.get(key)
+        if isinstance(item, dict):
+            item_number = item.get("number", item.get("iid"))
+            if item_number is not None:
+                break
+
+    if repo_name and isinstance(item_number, (int, str)):
+        number = _clean(str(item_number))
+        if number:
+            return f"{repo_name}#{number}"
+    return repo_name
+
+
+def _trigger_context(event_context: dict[str, Any]) -> str:
+    trigger_payload = event_context.get("trigger_payload")
+    if not isinstance(trigger_payload, dict):
+        trigger_payload = {}
+
+    trigger_type = _clean(event_context.get("trigger"))
+    if not trigger_type:
+        trigger_type = _clean(trigger_payload.get("type")) or "run"
+
+    if trigger_type == "event":
+        source = _clean(trigger_payload.get("source"))
+        target = _event_target(event_context.get("event"))
+        return " ".join(part for part in (source or "event", target) if part)
+
+    if trigger_type == "cron":
+        schedule = _clean(trigger_payload.get("schedule"))
+        return f"cron {schedule}" if schedule else "cron"
+
+    return trigger_type
+
+
+def build_conversation_title(event_context: Any) -> str:
+    """Build a stable, distinguishable title without exposing the user prompt."""
+    if not isinstance(event_context, dict):
+        event_context = {}
+
+    automation_name = _clean(event_context.get("automation_name")) or "Automation"
+    trigger_context = _trigger_context(event_context)[:_TRIGGER_CONTEXT_LENGTH]
+    run_id = _clean(event_context.get("run_id"))
+    run_suffix = run_id[:_RUN_ID_LENGTH] if run_id else "unknown-run"
+    suffix = f" | {trigger_context} | {run_suffix}"
+
+    name_limit = max(1, MAX_CONVERSATION_TITLE_LENGTH - len(suffix))
+    return f"{automation_name[:name_limit]}{suffix}"
+
+
+def set_conversation_title(
+    workspace: Any, conversation_id: Any, event_context: Any
+) -> str | None:
+    """Set conversation metadata without allowing a title failure to abort the run."""
+    title = build_conversation_title(event_context)
+    try:
+        response = workspace.client.patch(
+            f"/api/conversations/{conversation_id}", json={"title": title}
+        )
+        response.raise_for_status()
+    except Exception as exc:
+        print(f"  WARNING: could not set conversation title: {exc}", file=sys.stderr)
+        return None
+    return title
diff --git a/openhands/automation/presets/plugin/sdk_main.py b/openhands/automation/presets/plugin/sdk_main.py
index 4aa8154..3b7937a 100644
--- a/openhands/automation/presets/plugin/sdk_main.py
+++ b/openhands/automation/presets/plugin/sdk_main.py
@@ -129,6 +129,7 @@
 
 # SDK imports (before workspace context so import errors are caught)
 from openhands.sdk import Conversation, RemoteConversation
+from conversation_title import set_conversation_title
 
 try:
     from openhands.sdk.mcp.config import coerce_mcp_config as _coerce_mcp_config
@@ -410,6 +411,11 @@ def event_callback(event) -> None:
     conversation = Conversation(**conversation_kwargs)
     assert isinstance(conversation, RemoteConversation)
     print(f"  conversation created: {type(conversation).__name__}")
+    conversation_title = set_conversation_title(
+        workspace, conversation.id, event_context
+    )
+    if conversation_title:
+        print(f"  title: {conversation_title}")
     print(f"  plugins loaded: {len(plugin_sources)}")
     if experiment_tags:
         print(f"  experiment tags: {experiment_tags}")
diff --git a/openhands/automation/presets/prompt/sdk_main.py b/openhands/automation/presets/prompt/sdk_main.py
index cbe15e1..4052f0e 100644
--- a/openhands/automation/presets/prompt/sdk_main.py
+++ b/openhands/automation/presets/prompt/sdk_main.py
@@ -133,6 +133,7 @@
 
 # SDK imports (before workspace context so import errors are caught)
 from openhands.sdk import Conversation, RemoteConversation
+from conversation_title import set_conversation_title
 
 try:
     from openhands.sdk.mcp.config import coerce_mcp_config as _coerce_mcp_config
@@ -362,6 +363,11 @@ def event_callback(event) -> None:
     conversation = Conversation(**conversation_kwargs)
     assert isinstance(conversation, RemoteConversation)
     print(f"  conversation created: {type(conversation).__name__}")
+    conversation_title = set_conversation_title(
+        workspace, conversation.id, event_context
+    )
+    if conversation_title:
+        print(f"  title: {conversation_title}")
 
     # Inject secrets into the conversation (auto-exported as env vars in bash)
     if secrets:
diff --git a/tests/test_conversation_title.py b/tests/test_conversation_title.py
new file mode 100644
index 0000000..822a375
--- /dev/null
+++ b/tests/test_conversation_title.py
@@ -0,0 +1,104 @@
+"""Tests for deterministic preset automation conversation titles."""
+
+from unittest.mock import MagicMock
+
+from openhands.automation.presets.conversation_title import (
+    MAX_CONVERSATION_TITLE_LENGTH,
+    build_conversation_title,
+    set_conversation_title,
+)
+
+
+class TestConversationTitle:
+    """Conversation titles identify the automation, trigger, and individual run."""
+
+    def test_cron_title_includes_schedule_and_run(self):
+        context = {
+            "automation_name": "Nightly repository review",
+            "trigger": "cron",
+            "trigger_payload": {"type": "cron", "schedule": "0 2 * * *"},
+            "run_id": "12345678-1234-5678-1234-567812345678",
+        }
+
+        assert build_conversation_title(context) == (
+            "Nightly repository review | cron 0 2 * * * | 12345678-123"
+        )
+
+    def test_github_event_title_includes_repository_and_pr(self):
+        context = {
+            "automation_name": "PR review",
+            "trigger": "event",
+            "trigger_payload": {"type": "event", "source": "github"},
+            "event": {
+                "repository": {"full_name": "OpenHands/automation"},
+                "pull_request": {"number": 274},
+            },
+            "run_id": "abcdef01-2345-6789-abcd-ef0123456789",
+        }
+
+        assert build_conversation_title(context) == (
+            "PR review | github OpenHands/automation#274 | abcdef01-234"
+        )
+
+    def test_title_normalizes_control_whitespace_and_preserves_unique_suffix(self):
+        context = {
+            "automation_name": "Review\n" + "x" * 300,
+            "trigger": "cron",
+            "trigger_payload": {"type": "cron", "schedule": "0\t9 * * 1"},
+            "run_id": "aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee",
+        }
+
+        title = build_conversation_title(context)
+
+        assert len(title) == MAX_CONVERSATION_TITLE_LENGTH
+        assert "\n" not in title
+        assert "\t" not in title
+        assert title.endswith(" | cron 0 9 * * 1 | aaaaaaaa-bbb")
+
+    def test_untrusted_event_fields_cannot_exceed_title_limit(self):
+        context = {
+            "automation_name": "Event review",
+            "trigger": "event",
+            "trigger_payload": {"type": "event", "source": "github"},
+            "event": {
+                "repository": {"full_name": "owner/" + "repository" * 100},
+                "issue": {"number": 42},
+            },
+            "run_id": "bbbbbbbb-cccc-dddd-eeee-ffffffffffff",
+        }
+
+        title = build_conversation_title(context)
+
+        assert len(title) <= MAX_CONVERSATION_TITLE_LENGTH
+        assert title.endswith(" | bbbbbbbb-ccc")
+
+    def test_missing_context_has_deterministic_fallback(self):
+        assert build_conversation_title(None) == "Automation | run | unknown-run"
+
+    def test_set_title_uses_agent_server_metadata_endpoint(self):
+        response = MagicMock()
+        workspace = MagicMock()
+        workspace.client.patch.return_value = response
+        context = {
+            "automation_name": "Issue triage",
+            "trigger": "event",
+            "trigger_payload": {"type": "event", "source": "github"},
+            "run_id": "12345678-1234-5678-1234-567812345678",
+        }
+
+        title = set_conversation_title(workspace, "conversation-id", context)
+
+        assert title == "Issue triage | github | 12345678-123"
+        workspace.client.patch.assert_called_once_with(
+            "/api/conversations/conversation-id", json={"title": title}
+        )
+        response.raise_for_status.assert_called_once_with()
+
+    def test_set_title_failure_does_not_abort_automation(self, capsys):
+        workspace = MagicMock()
+        workspace.client.patch.side_effect = OSError("agent server unavailable")
+
+        result = set_conversation_title(workspace, "conversation-id", {})
+
+        assert result is None
+        assert "could not set conversation title" in capsys.readouterr().err
diff --git a/tests/test_dispatcher.py b/tests/test_dispatcher.py
index fab82a8..f3ac789 100644
--- a/tests/test_dispatcher.py
+++ b/tests/test_dispatcher.py
@@ -653,6 +653,7 @@ def test_cron_trigger_uses_type_string(self):
         assert payload["trigger"] == "cron"
         assert payload["trigger_payload"] == trigger
         assert payload["automation_name"] == "Test"
+        assert payload["run_id"] == str(run.id)
 
     def test_event_trigger_uses_type_string(self):
         """Event trigger preserves full dict in trigger_payload."""
diff --git a/tests/test_preset_router.py b/tests/test_preset_router.py
index 2559898..9d94ff8 100644
--- a/tests/test_preset_router.py
+++ b/tests/test_preset_router.py
@@ -216,6 +216,7 @@ def test_generate_tarball_structure(self):
         with tarfile.open(fileobj=io.BytesIO(tarball_bytes), mode="r:gz") as tar:
             names = tar.getnames()
             assert "main.py" in names
+            assert "conversation_title.py" in names
             assert "prompt.txt" in names
             assert "setup.sh" in names
             # Note: load_skills.py and clone_repos.py are no longer needed
@@ -245,6 +246,10 @@ def test_generate_tarball_main_py_content(self):
             # Verify key SDK imports and patterns are present
             assert "from openhands.sdk import" in main_content
             assert "Conversation" in main_content
+            assert "set_conversation_title" in main_content
+            assert main_content.index("set_conversation_title(") < main_content.index(
+                "conversation.send_message("
+            )
             assert "OpenHandsCloudWorkspace" in main_content
             assert "keep_alive=True" in main_content
             assert "RemoteWorkspace" in main_content
@@ -338,7 +343,13 @@ def _read(tarball_bytes):
         new_files, new_setup_mode = _read(updated)
 
         assert new_files["prompt.txt"].decode() == "New prompt"
-        for name in ("main.py", "setup.sh", "plugins_config.json", "repos_config.json"):
+        for name in (
+            "main.py",
+            "conversation_title.py",
+            "setup.sh",
+            "plugins_config.json",
+            "repos_config.json",
+        ):
             assert new_files[name] == old_files[name]
         assert new_setup_mode & 0o100  # setup.sh stays executable
 
@@ -916,6 +927,7 @@ def test_generate_plugin_tarball_structure(self):
         with tarfile.open(fileobj=io.BytesIO(tarball_bytes), mode="r:gz") as tar:
             names = tar.getnames()
             assert "main.py" in names
+            assert "conversation_title.py" in names
             assert "plugins_config.json" in names
             assert "prompt.txt" in names
             assert "setup.sh" in names
@@ -980,6 +992,10 @@ def test_generate_plugin_tarball_main_py_content(self):
             assert "PluginSource.model_validate" in main_content
             assert '"plugins": plugin_sources' in main_content
             assert "Conversation(**conversation_kwargs)" in main_content
+            assert "set_conversation_title" in main_content
+            assert main_content.index("set_conversation_title(") < main_content.index(
+                "conversation.send_message("
+            )
 
     def test_generate_plugin_tarball_setup_sh_executable(self):
         """setup.sh in plugin tarball has executable permissions."""