chore(deps): bump nltk from 3.9.3 to 3.9.4

Bumps [nltk](https://github.com/nltk/nltk) from 3.9.3 to 3.9.4.
- [Changelog](https://github.com/nltk/nltk/blob/develop/ChangeLog)
- [Commits](https://github.com/nltk/nltk/compare/3.9.3...3.9.4)

---
updated-dependencies:
- dependency-name: nltk
  dependency-version: 3.9.4
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <support@github.com>

README.md

@@ -32,8 +32,9 @@
 </div>
 
 
+
 > [!TIP]
-> **New!** Strix integrates seamlessly with GitHub Actions and CI/CD pipelines. Automatically scan for vulnerabilities on every pull request and block insecure code before it reaches production - [Get started with no setup required](https://app.strix.ai).
+> **New!** Strix integrates seamlessly with GitHub Actions and CI/CD pipelines. Automatically scan for vulnerabilities on every pull request and block insecure code before it reaches production!
 
 ---
 

strix/agents/base_agent.py

@@ -134,7 +134,6 @@ class BaseAgent(metaclass=AgentMeta):
         }
         agents_graph_actions._agent_graph["nodes"][self.state.agent_id] = node
 
-        with agents_graph_actions._agent_llm_stats_lock:
         agents_graph_actions._agent_instances[self.state.agent_id] = self
         agents_graph_actions._agent_states[self.state.agent_id] = self.state
 

strix/telemetry/tracer.py

@@ -799,25 +799,17 @@ class Tracer:
         )
 
     def get_total_llm_stats(self) -> dict[str, Any]:
-        from strix.tools.agents_graph.agents_graph_actions import (
+        from strix.tools.agents_graph.agents_graph_actions import _agent_instances
-            _agent_instances,
-            _completed_agent_llm_totals,
-            _agent_llm_stats_lock,
-        )
-
-        with _agent_llm_stats_lock:
-            completed_totals = dict(_completed_agent_llm_totals)
-            active_agents = list(_agent_instances.values())
 
         total_stats = {
-            "input_tokens": int(completed_totals.get("input_tokens", 0) or 0),
+            "input_tokens": 0,
-            "output_tokens": int(completed_totals.get("output_tokens", 0) or 0),
+            "output_tokens": 0,
-            "cached_tokens": int(completed_totals.get("cached_tokens", 0) or 0),
+            "cached_tokens": 0,
-            "cost": float(completed_totals.get("cost", 0.0) or 0.0),
+            "cost": 0.0,
-            "requests": int(completed_totals.get("requests", 0) or 0),
+            "requests": 0,
         }
 
-        for agent_instance in active_agents:
+        for agent_instance in _agent_instances.values():
             if hasattr(agent_instance, "llm") and hasattr(agent_instance.llm, "_total_stats"):
                 agent_stats = agent_instance.llm._total_stats
                 total_stats["input_tokens"] += agent_stats.input_tokens

strix/tools/agents_graph/agents_graph_actions.py

@@ -19,55 +19,9 @@ _running_agents: dict[str, threading.Thread] = {}
 
 _agent_instances: dict[str, Any] = {}
 
-_agent_llm_stats_lock = threading.Lock()
-
-
-def _empty_llm_stats_totals() -> dict[str, int | float]:
-    return {
-        "input_tokens": 0,
-        "output_tokens": 0,
-        "cached_tokens": 0,
-        "cost": 0.0,
-        "requests": 0,
-    }
-
-
-_completed_agent_llm_totals: dict[str, int | float] = _empty_llm_stats_totals()
-
 _agent_states: dict[str, Any] = {}
 
 
-def _snapshot_agent_llm_stats(agent: Any) -> dict[str, int | float] | None:
-    if not hasattr(agent, "llm") or not hasattr(agent.llm, "_total_stats"):
-        return None
-
-    stats = agent.llm._total_stats
-    return {
-        "input_tokens": stats.input_tokens,
-        "output_tokens": stats.output_tokens,
-        "cached_tokens": stats.cached_tokens,
-        "cost": stats.cost,
-        "requests": stats.requests,
-    }
-
-
-def _finalize_agent_llm_stats(agent_id: str, agent: Any) -> None:
-    stats = _snapshot_agent_llm_stats(agent)
-    with _agent_llm_stats_lock:
-        if stats is not None:
-            _completed_agent_llm_totals["input_tokens"] += int(stats["input_tokens"])
-            _completed_agent_llm_totals["output_tokens"] += int(stats["output_tokens"])
-            _completed_agent_llm_totals["cached_tokens"] += int(stats["cached_tokens"])
-            _completed_agent_llm_totals["cost"] += float(stats["cost"])
-            _completed_agent_llm_totals["requests"] += int(stats["requests"])
-
-            node = _agent_graph["nodes"].get(agent_id)
-            if node is not None:
-                node["llm_stats"] = stats
-
-        _agent_instances.pop(agent_id, None)
-
-
 def _is_whitebox_agent(agent_id: str) -> bool:
     agent = _agent_instances.get(agent_id)
     return bool(getattr(getattr(agent, "llm_config", None), "is_whitebox", False))
@@ -283,7 +237,7 @@ def _run_agent_in_thread(
         _agent_graph["nodes"][state.agent_id]["finished_at"] = datetime.now(UTC).isoformat()
         _agent_graph["nodes"][state.agent_id]["result"] = {"error": str(e)}
         _running_agents.pop(state.agent_id, None)
-        _finalize_agent_llm_stats(state.agent_id, agent)
+        _agent_instances.pop(state.agent_id, None)
         raise
     else:
         if state.stop_requested:
@@ -293,7 +247,7 @@ def _run_agent_in_thread(
         _agent_graph["nodes"][state.agent_id]["finished_at"] = datetime.now(UTC).isoformat()
         _agent_graph["nodes"][state.agent_id]["result"] = result
         _running_agents.pop(state.agent_id, None)
-        _finalize_agent_llm_stats(state.agent_id, agent)
+        _agent_instances.pop(state.agent_id, None)
 
         return {"result": result}
 
@@ -464,7 +418,6 @@ def create_agent(
         if inherit_context:
             inherited_messages = agent_state.get_conversation_history()
 
-        with _agent_llm_stats_lock:
         _agent_instances[state.agent_id] = agent
 
         thread = threading.Thread(

tests/telemetry/test_tracer.py

@@ -10,7 +10,6 @@ from opentelemetry.sdk.trace.export import SimpleSpanProcessor, SpanExportResult
 from strix.telemetry import tracer as tracer_module
 from strix.telemetry import utils as telemetry_utils
 from strix.telemetry.tracer import Tracer, set_global_tracer
-from strix.tools.agents_graph import agents_graph_actions
 
 
 def _load_events(events_path: Path) -> list[dict[str, Any]]:
@@ -256,75 +255,6 @@ def test_events_with_agent_id_include_agent_name(monkeypatch, tmp_path) -> None:
     assert chat_event["actor"]["agent_name"] == "Root Agent"
 
 
-def test_get_total_llm_stats_includes_completed_subagents(monkeypatch, tmp_path) -> None:
-    monkeypatch.chdir(tmp_path)
-
-    class DummyStats:
-        def __init__(
-            self,
-            *,
-            input_tokens: int,
-            output_tokens: int,
-            cached_tokens: int,
-            cost: float,
-            requests: int,
-        ) -> None:
-            self.input_tokens = input_tokens
-            self.output_tokens = output_tokens
-            self.cached_tokens = cached_tokens
-            self.cost = cost
-            self.requests = requests
-
-    class DummyLLM:
-        def __init__(self, stats: DummyStats) -> None:
-            self._total_stats = stats
-
-    class DummyAgent:
-        def __init__(self, stats: DummyStats) -> None:
-            self.llm = DummyLLM(stats)
-
-    tracer = Tracer("cost-rollup")
-    set_global_tracer(tracer)
-
-    monkeypatch.setattr(
-        agents_graph_actions,
-        "_agent_instances",
-        {
-            "root-agent": DummyAgent(
-                DummyStats(
-                    input_tokens=1_000,
-                    output_tokens=250,
-                    cached_tokens=100,
-                    cost=0.12345,
-                    requests=2,
-                )
-            )
-        },
-    )
-    monkeypatch.setattr(
-        agents_graph_actions,
-        "_completed_agent_llm_totals",
-        {
-            "input_tokens": 2_000,
-            "output_tokens": 500,
-            "cached_tokens": 400,
-            "cost": 0.54321,
-            "requests": 3,
-        },
-    )
-
-    stats = tracer.get_total_llm_stats()
-
-    assert stats["total"] == {
-        "input_tokens": 3_000,
-        "output_tokens": 750,
-        "cached_tokens": 500,
-        "cost": 0.6667,
-        "requests": 5,
-    }
-    assert stats["total_tokens"] == 3_750
-
-
 def test_run_metadata_is_only_on_run_lifecycle_events(monkeypatch, tmp_path) -> None:
     monkeypatch.chdir(tmp_path)
 

tests/tools/test_agents_graph_whitebox.py

@@ -5,24 +5,16 @@ from strix.llm.config import LLMConfig
 from strix.tools.agents_graph import agents_graph_actions
 
 
-def _reset_agent_graph_state() -> None:
+def test_create_agent_inherits_parent_whitebox_flag(monkeypatch) -> None:
+    monkeypatch.setenv("STRIX_LLM", "openai/gpt-5")
+
     agents_graph_actions._agent_graph["nodes"].clear()
     agents_graph_actions._agent_graph["edges"].clear()
     agents_graph_actions._agent_messages.clear()
     agents_graph_actions._running_agents.clear()
     agents_graph_actions._agent_instances.clear()
-    agents_graph_actions._completed_agent_llm_totals.clear()
-    agents_graph_actions._completed_agent_llm_totals.update(
-        agents_graph_actions._empty_llm_stats_totals()
-    )
     agents_graph_actions._agent_states.clear()
 
-
-def test_create_agent_inherits_parent_whitebox_flag(monkeypatch) -> None:
-    monkeypatch.setenv("STRIX_LLM", "openai/gpt-5")
-
-    _reset_agent_graph_state()
-
     parent_id = "parent-agent"
     parent_llm = LLMConfig(timeout=123, scan_mode="standard", is_whitebox=True)
     agents_graph_actions._agent_instances[parent_id] = SimpleNamespace(
@@ -74,7 +66,12 @@ def test_create_agent_inherits_parent_whitebox_flag(monkeypatch) -> None:
 def test_delegation_prompt_includes_wiki_memory_instruction_in_whitebox(monkeypatch) -> None:
     monkeypatch.setenv("STRIX_LLM", "openai/gpt-5")
 
-    _reset_agent_graph_state()
+    agents_graph_actions._agent_graph["nodes"].clear()
+    agents_graph_actions._agent_graph["edges"].clear()
+    agents_graph_actions._agent_messages.clear()
+    agents_graph_actions._running_agents.clear()
+    agents_graph_actions._agent_instances.clear()
+    agents_graph_actions._agent_states.clear()
 
     parent_id = "parent-1"
     child_id = "child-1"
@@ -119,7 +116,12 @@ def test_delegation_prompt_includes_wiki_memory_instruction_in_whitebox(monkeypa
 def test_agent_finish_appends_wiki_update_for_whitebox(monkeypatch) -> None:
     monkeypatch.setenv("STRIX_LLM", "openai/gpt-5")
 
-    _reset_agent_graph_state()
+    agents_graph_actions._agent_graph["nodes"].clear()
+    agents_graph_actions._agent_graph["edges"].clear()
+    agents_graph_actions._agent_messages.clear()
+    agents_graph_actions._running_agents.clear()
+    agents_graph_actions._agent_instances.clear()
+    agents_graph_actions._agent_states.clear()
 
     parent_id = "parent-2"
     child_id = "child-2"
@@ -190,7 +192,12 @@ def test_agent_finish_appends_wiki_update_for_whitebox(monkeypatch) -> None:
 def test_run_agent_in_thread_injects_shared_wiki_context_in_whitebox(monkeypatch) -> None:
     monkeypatch.setenv("STRIX_LLM", "openai/gpt-5")
 
-    _reset_agent_graph_state()
+    agents_graph_actions._agent_graph["nodes"].clear()
+    agents_graph_actions._agent_graph["edges"].clear()
+    agents_graph_actions._agent_messages.clear()
+    agents_graph_actions._running_agents.clear()
+    agents_graph_actions._agent_instances.clear()
+    agents_graph_actions._agent_states.clear()
 
     parent_id = "parent-3"
     child_id = "child-3"

uv.lock

@@ -2374,7 +2374,7 @@ name = "macholib"
 version = "1.16.4"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "altgraph" },
+    { name = "altgraph", marker = "sys_platform != 'emscripten' and sys_platform != 'win32'" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/10/2f/97589876ea967487978071c9042518d28b958d87b17dceb7cdc1d881f963/macholib-1.16.4.tar.gz", hash = "sha256:f408c93ab2e995cd2c46e34fe328b130404be143469e41bc366c807448979362", size = 59427, upload-time = "2025-11-22T08:28:38.373Z" }
 wheels = [
@@ -2788,7 +2788,7 @@ wheels = [
 
 [[package]]
 name = "nltk"
-version = "3.9.3"
+version = "3.9.4"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "click" },
@@ -2796,9 +2796,9 @@ dependencies = [
     { name = "regex" },
     { name = "tqdm" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/e1/8f/915e1c12df07c70ed779d18ab83d065718a926e70d3ea33eb0cd66ffb7c0/nltk-3.9.3.tar.gz", hash = "sha256:cb5945d6424a98d694c2b9a0264519fab4363711065a46aa0ae7a2195b92e71f", size = 2923673, upload-time = "2026-02-24T12:05:53.833Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/74/a1/b3b4adf15585a5bc4c357adde150c01ebeeb642173ded4d871e89468767c/nltk-3.9.4.tar.gz", hash = "sha256:ed03bc098a40481310320808b2db712d95d13ca65b27372f8a403949c8b523d0", size = 2946864, upload-time = "2026-03-24T06:13:40.641Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/c2/7e/9af5a710a1236e4772de8dfcc6af942a561327bb9f42b5b4a24d0cf100fd/nltk-3.9.3-py3-none-any.whl", hash = "sha256:60b3db6e9995b3dd976b1f0fa7dec22069b2677e759c28eb69b62ddd44870522", size = 1525385, upload-time = "2026-02-24T12:05:46.54Z" },
+    { url = "https://files.pythonhosted.org/packages/9d/91/04e965f8e717ba0ab4bdca5c112deeab11c9e750d94c4d4602f050295d39/nltk-3.9.4-py3-none-any.whl", hash = "sha256:f2fa301c3a12718ce4a0e9305c5675299da5ad9e26068218b69d692fda84828f", size = 1552087, upload-time = "2026-03-24T06:13:38.47Z" },
 ]
 
 [[package]]
@@ -3815,7 +3815,7 @@ name = "pexpect"
 version = "4.9.0"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "ptyprocess" },
+    { name = "ptyprocess", marker = "sys_platform != 'emscripten' and sys_platform != 'win32'" },
 ]
 sdist = { url = "https://files.pythonhosted.org/packages/42/92/cc564bf6381ff43ce1f4d06852fc19a2f11d180f23dc32d9588bee2f149d/pexpect-4.9.0.tar.gz", hash = "sha256:ee7d41123f3c9911050ea2c2dac107568dc43b2d3b0c7557a33212c398ead30f", size = 166450, upload-time = "2023-11-25T09:07:26.339Z" }
 wheels = [
@@ -4458,7 +4458,7 @@ name = "pyroscope-io"
 version = "0.8.16"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
-    { name = "cffi" },
+    { name = "cffi", marker = "sys_platform != 'win32'" },
 ]
 wheels = [
     { url = "https://files.pythonhosted.org/packages/a8/50/607b38b120ba8adad954119ba512c53590c793f0cf7f009ba6549e4e1d77/pyroscope_io-0.8.16-py2.py3-none-macosx_11_0_arm64.whl", hash = "sha256:e07edcfd59f5bdce42948b92c9b118c824edbd551730305f095a6b9af401a9e8", size = 3138869, upload-time = "2026-01-22T06:23:24.664Z" },
@@ -5439,7 +5439,7 @@ wheels = [
 
 [[package]]
 name = "strix-agent"
-version = "0.8.2"
+version = "0.8.3"
 source = { editable = "." }
 dependencies = [
     { name = "cvss" },
@@ -5511,7 +5511,7 @@ requires-dist = [
     { name = "rich" },
     { name = "scrubadub", specifier = ">=2.0.1" },
     { name = "tenacity", specifier = ">=9.0.0" },
-    { name = "textual", specifier = ">=4.0.0" },
+    { name = "textual", specifier = ">=6.0.0" },
     { name = "traceloop-sdk", specifier = ">=0.53.0" },
     { name = "uvicorn", marker = "extra == 'sandbox'" },
     { name = "xmltodict", specifier = ">=0.13.0" },