Fix: Use Openlit <1.36.6 to avoid bug with langgraph instrumentation (#457)

* Use openlit <1.36.6

Openlit >=1.36.6 has a bug with langgraph instrumentation.

Also add a test to seed-gen for when openlit is enabled

* Link to issue

common/pyproject.toml

@@ -19,7 +19,8 @@ dependencies = [
 [project.optional-dependencies]
 full = [
     "protobuf>=5.0",
-    "openlit ~=1.36.0",
+    # openlit 1.36.6+ breaks langgraph ToolNode: https://github.com/openlit/openlit/issues/986
+    "openlit >=1.36.0,<1.36.6",
 ]
 
 

common/uv.lock

@@ -216,7 +216,7 @@ requires-dist = [
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     { name = "langchain-openai", specifier = "~=0.3.30" },
     { name = "langfuse", specifier = "~=2.59.2" },
-    { name = "openlit", marker = "extra == 'full'", specifier = "~=1.36.0" },
+    { name = "openlit", marker = "extra == 'full'", specifier = ">=1.36.0,<1.36.6" },
     { name = "protobuf", marker = "extra == 'full'", specifier = ">=5.0" },
     { name = "pydantic-settings", specifier = "~=2.7.1" },
     { name = "pymongo", specifier = "~=4.10.1" },
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@@ -745,7 +744,7 @@ wheels = [
 
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+version = "1.36.3"
 source = { registry = "https://pypi.org/simple" }
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@@ -776,9 +775,9 @@ dependencies = [
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fuzzer/uv.lock

@@ -216,7 +216,7 @@ requires-dist = [
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     { name = "langchain-openai", specifier = "~=0.3.30" },
     { name = "langfuse", specifier = "~=2.59.2" },
-    { name = "openlit", marker = "extra == 'full'", specifier = "~=1.36.0" },
+    { name = "openlit", marker = "extra == 'full'", specifier = ">=1.36.0,<1.36.6" },
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fuzzer_runner/uv.lock

@@ -153,7 +153,7 @@ requires-dist = [
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     { name = "langfuse", specifier = "~=2.59.2" },
-    { name = "openlit", marker = "extra == 'full'", specifier = "~=1.36.0" },
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orchestrator/uv.lock

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 [[package]]

patcher/uv.lock

@@ -259,7 +259,7 @@ requires-dist = [
     { name = "langchain-core", specifier = "~=0.3.81" },
     { name = "langchain-openai", specifier = "~=0.3.30" },
     { name = "langfuse", specifier = "~=2.59.2" },
-    { name = "openlit", marker = "extra == 'full'", specifier = "~=1.36.0" },
+    { name = "openlit", marker = "extra == 'full'", specifier = ">=1.36.0,<1.36.6" },
     { name = "protobuf", marker = "extra == 'full'", specifier = ">=5.0" },
     { name = "pydantic-settings", specifier = "~=2.7.1" },
     { name = "pymongo", specifier = "~=4.10.1" },
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@@ -949,7 +948,7 @@ wheels = [
 
 [[package]]
 name = "openlit"
-version = "1.36.7"
+version = "1.36.3"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anthropic" },
@@ -980,9 +979,9 @@ dependencies = [
     { name = "schedule" },
     { name = "xmltodict" },
 ]
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+    { url = "https://files.pythonhosted.org/packages/83/f8/67f4d76aab540645a59182af65a24b7913a8bf3dcee3ef767a2efcdba1ea/openlit-1.36.3-py3-none-any.whl", hash = "sha256:bf6edcdf96da69f14b79d80aa2a9d05a7393de448e3d8d264e3ac4f63f5aadf3", size = 401640, upload-time = "2025-12-12T10:26:59.329Z" },
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 [[package]]

program-model/uv.lock

@@ -203,7 +203,7 @@ requires-dist = [
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     { name = "langchain-openai", specifier = "~=0.3.30" },
     { name = "langfuse", specifier = "~=2.59.2" },
-    { name = "openlit", marker = "extra == 'full'", specifier = "~=1.36.0" },
+    { name = "openlit", marker = "extra == 'full'", specifier = ">=1.36.0,<1.36.6" },
     { name = "protobuf", marker = "extra == 'full'", specifier = ">=5.0" },
     { name = "pydantic-settings", specifier = "~=2.7.1" },
     { name = "pymongo", specifier = "~=4.10.1" },
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@@ -700,7 +699,7 @@ wheels = [
 
 [[package]]
 name = "openlit"
-version = "1.36.7"
+version = "1.36.3"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "anthropic" },
@@ -731,9 +730,9 @@ dependencies = [
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 ]
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 ]
 
 [[package]]

seed-gen/test/test_telemetry_integration.py

@@ -0,0 +1,99 @@
+"""Integration tests with openlit telemetry enabled.
+
+These tests verify seed-gen works correctly when openlit instrumentation is active,
+as it would be in production when OTEL_EXPORTER_OTLP_ENDPOINT is set.
+"""
+
+from unittest.mock import MagicMock, Mock, patch
+
+import openlit
+import pytest
+from langchain_core.messages import AIMessage
+
+from buttercup.seed_gen.seed_init import SeedInitTask
+from test.conftest import mock_sandbox_exec_funcs
+
+# Initialize openlit at module load to enable instrumentation
+# This simulates production where init_telemetry() is called at startup
+openlit.init(
+    disable_batch=True,
+    otlp_endpoint=None,
+)
+
+
+@pytest.fixture
+def seed_init_task(
+    mock_challenge_task,
+    mock_codequery,
+    mock_project_yaml,
+    mock_redis,
+    mock_llm,
+):
+    """Create a SeedInitTask instance with mocked dependencies."""
+    with patch("buttercup.seed_gen.task.Task.get_llm", return_value=mock_llm):
+        task = SeedInitTask(
+            package_name="test_package",
+            harness_name="test_harness",
+            challenge_task=mock_challenge_task,
+            codequery=mock_codequery,
+            project_yaml=mock_project_yaml,
+            redis=mock_redis,
+        )
+        return task
+
+
+def test_do_task_with_telemetry(
+    seed_init_task,
+    mock_llm,
+    mock_harness_info,
+    mock_llm_responses,
+    mock_codequery_responses,
+    mock_challenge_task_responses,
+    tmp_path,
+):
+    """Test seed-gen do_task works with openlit telemetry enabled."""
+    out_dir = tmp_path / "out"
+    out_dir.mkdir()
+
+    seed_init_task.get_harness_source = Mock(return_value=mock_harness_info)
+
+    with (
+        patch("buttercup.common.llm.get_langfuse_callbacks", return_value=[]),
+        patch("opentelemetry.trace.get_tracer") as mock_tracer,
+        patch("buttercup.seed_gen.seed_init.set_crs_attributes"),
+        patch("buttercup.seed_gen.task.sandbox_exec_funcs") as mock_sandbox_exec,
+    ):
+        mock_span = MagicMock()
+        mock_tracer.return_value.start_as_current_span.return_value.__enter__.return_value = mock_span
+        mock_sandbox_exec.side_effect = mock_sandbox_exec_funcs
+
+        seed_messages = [
+            AIMessage(
+                content=(
+                    "```python\n"
+                    "def gen_seed_1() -> bytes:\n"
+                    '    return b"A" * 50\n\n'
+                    "def gen_seed_2() -> bytes:\n"
+                    '    return b"B" * 100\n```'
+                ),
+            ),
+        ]
+        mock_llm.invoke.side_effect = mock_llm_responses + seed_messages
+
+        seed_init_task.codequery.get_functions = Mock(
+            return_value=mock_codequery_responses["get_functions"],
+        )
+        seed_init_task.codequery.get_callers = Mock(
+            return_value=mock_codequery_responses["get_callers"],
+        )
+        seed_init_task.codequery.get_types = Mock(
+            return_value=mock_codequery_responses["get_types"],
+        )
+        seed_init_task.challenge_task.exec_docker_cmd = Mock(
+            return_value=mock_challenge_task_responses["exec_docker_cmd"],
+        )
+
+        seed_init_task.do_task(out_dir)
+
+        seed_files = list(out_dir.glob("*.seed"))
+        assert len(seed_files) == 2

seed-gen/uv.lock

@@ -203,7 +203,7 @@ requires-dist = [
     { name = "langchain-core", specifier = "~=0.3.81" },
     { name = "langchain-openai", specifier = "~=0.3.30" },
     { name = "langfuse", specifier = "~=2.59.2" },
-    { name = "openlit", marker = "extra == 'full'", specifier = "~=1.36.0" },
+    { name = "openlit", marker = "extra == 'full'", specifier = ">=1.36.0,<1.36.6" },
     { name = "protobuf", marker = "extra == 'full'", specifier = ">=5.0" },
     { name = "pydantic-settings", specifier = "~=2.7.1" },
     { name = "pymongo", specifier = "~=4.10.1" },
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@@ -783,7 +782,7 @@ wheels = [
 
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+version = "1.36.3"
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 [[package]]