litellm/docs/my-website/docs/observability/integrations.md

Logging Integrations

Integration	Required OS Variables	How to Use with callbacks
Promptlayer	PROMPLAYER_API_KEY	litellm.success_callback=["promptlayer"]
LLMonitor	LLMONITOR_APP_ID	litellm.success_callback=["llmonitor"]
Sentry	SENTRY_API_URL	litellm.success_callback=["sentry"]
Posthog	POSTHOG_API_KEY,POSTHOG_API_URL	litellm.success_callback=["posthog"]
Slack	SLACK_API_TOKEN,SLACK_API_SECRET,SLACK_API_CHANNEL	litellm.success_callback=["slack"]
Helicone	HELICONE_API_TOKEN	litellm.success_callback=["helicone"]