BerriAI/litellm · error · ValueError

standard_logging_object not found in kwargs

Error message

standard_logging_object not found in kwargs

What it means

Error "standard_logging_object not found in kwargs" thrown in BerriAI/litellm.

Source

Thrown at litellm/integrations/posthog.py:152

        self.log_queue.append({"event": event_payload, "api_key": api_key, "api_url": api_url})
        verbose_logger.debug("PostHog, event added to queue. Will flush in %s seconds...", self.flush_interval)

        if len(self.log_queue) >= self.batch_size:
            await self.flush_queue()

    def create_posthog_event_payload(self, kwargs: dict[str, Any]) -> PostHogEventPayload:
        """
        Helper function to create a PostHog event payload for logging

        Args:
            kwargs (Dict[str, Any]): request kwargs containing standard_logging_object

        Returns:
            PostHogEventPayload: defined in types.py
        """
        standard_logging_object: Final[StandardLoggingPayload | None] = kwargs.get("standard_logging_object", None)
        if standard_logging_object is None:
            raise ValueError("standard_logging_object not found in kwargs")

        call_type: Final = standard_logging_object.get("call_type", "")
        event_name: Final = "$ai_embedding" if call_type == "embedding" else "$ai_generation"

        properties: Final = self._create_posthog_properties(
            standard_logging_object=standard_logging_object,
            kwargs=kwargs,
            event_name=event_name,
        )

        distinct_id: Final = self._get_distinct_id(standard_logging_object, kwargs)

        return PostHogEventPayload(
            event=event_name,
            properties=properties,
            distinct_id=distinct_id,
        )

View on GitHub (pinned to 6c2dcb801b)

Solutions

1. Ensure standard_logging_object is present in kwargs before the PostHog callback runs.

When it happens

Trigger: Thrown at litellm/integrations/posthog.py:152 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of BerriAI/litellm@6c2dcb801b (2026-08-15). Data as JSON: /api/errors/b4e550199ccc551f. Report an issue: GitHub.