feat(classifier): optional GigaChat-2-Lite hybrid tier classify

LLM classify via LiteLLM gigachat-classifier when heuristic confidence is low. CLASSIFIER_MODE=heuristic|hybrid|llm. Metrics classifier_source.
2026-08-07 22:21:27 +03:00
parent 83d516afa1
commit 6fd2f0e689
11 changed files with 213 additions and 7 deletions
@@ -19,6 +19,11 @@ CLASSIFY = Counter(
    "Classification results",
    ["tier"],
 )
+CLASSIFY_LLM = Counter(
+    "ai_router_classify_llm_total",
+    "LLM classifier invocations (GigaChat)",
+    ["tier", "status"],
+)
 DURATION = Histogram(
    "ai_router_request_duration_seconds",
    "Request duration",