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Merge 89f43805b8 into 6532dcb73b

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Artem Sheremet 2026-10-04 11:52:14 -04:00 • committed by GitHub
commit b68f5731ac
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2 changed files with 15 additions and 1 deletions
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1
litellm/integrations/prometheus.py
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@ -689,6 +689,7 @@ class PrometheusLogger(CustomLogger):
name="litellm_deployment_latency_per_output_token",
documentation="LLM Deployment Analytics - Latency per output token",
labelnames=self.get_labels_for_metric("litellm_deployment_latency_per_output_token"),
buckets=self.latency_buckets,
)
self.litellm_deployment_successful_fallbacks = self._counter_factory(

15
tests/unit/integrations/test_prometheus_user_team_metrics.py
View file

@ -1339,6 +1339,7 @@ def test_default_latency_buckets(prometheus_logger):
from litellm.types.integrations.prometheus import LATENCY_BUCKETS
assert prometheus_logger.latency_buckets == LATENCY_BUCKETS
assert tuple(prometheus_logger.litellm_deployment_latency_per_output_token._upper_bounds) == LATENCY_BUCKETS
# 420 and 600 should be present
assert 420.0 in prometheus_logger.latency_buckets
assert 600.0 in prometheus_logger.latency_buckets
@ -1349,9 +1350,10 @@ def test_default_latency_buckets(prometheus_logger):
def test_custom_latency_buckets():
"""prometheus_latency_buckets in litellm settings overrides the defaults."""
import litellm
from prometheus_client import REGISTRY
import litellm
custom_buckets = [0.1, 0.5, 1.0, 5.0, 10.0]
original = litellm.prometheus_latency_buckets
# Clear registry before creating a new PrometheusLogger
@ -1364,6 +1366,17 @@ def test_custom_latency_buckets():
litellm.prometheus_latency_buckets = custom_buckets
logger = PrometheusLogger()
assert logger.latency_buckets == tuple(custom_buckets)
assert tuple(logger.litellm_deployment_latency_per_output_token._upper_bounds[:-1]) == tuple(custom_buckets)
for histogram in (
logger.litellm_request_total_latency_metric,
logger.litellm_llm_api_latency_metric,
logger.litellm_llm_api_time_to_first_token_metric,
logger.litellm_overhead_latency_metric,
logger.litellm_overhead_with_guardrails_latency_metric,
logger.litellm_request_queue_time_metric,
logger.litellm_guardrail_latency_metric,
):
assert tuple(histogram._upper_bounds[:-1]) == tuple(custom_buckets)
finally:
litellm.prometheus_latency_buckets = original
for collector in list(REGISTRY._collector_to_names.keys()):