Tracing Tools Build AI Gateways to Own the Request Path
In 2026, LangSmith, Langfuse, Opik and Braintrust all shipped AI gateways. The reason: a tracer records a call, but a gateway can stop it before tokens are paid for.
Topic
Topic
In 2026, LangSmith, Langfuse, Opik and Braintrust all shipped AI gateways. The reason: a tracer records a call, but a gateway can stop it before tokens are paid for.