Observability with Meridian
Ship with confidence. Meridian integrates with the best LLM observability platforms so you can trace every token, catch regressions, and optimize cost — without vendor lock-in.
Helicone
Drop-in proxy for logging, caching, rate limiting, and cost tracking across any LLM provider. One line of config.
OpenLLMetry
OpenTelemetry-native instrumentation for LLMs. Export traces to any OTLP backend — Jaeger, Grafana, Datadog.
Braintrust
Evals-first platform. Log traces, run experiments, and score outputs against your quality bar before deploying.
Langfuse
Open-source LLM tracing with prompt management, dataset curation, and fine-grained cost attribution per user.