Voker alternatives

LangSmith is a unified agent engineering platform that provides observability, evaluations, and prompt engineering, deeply integrated with the LangChain and LangGraph frameworks.

Braintrust is an evaluation-first AI agent observability platform that integrates evaluation directly into agent observability, offering automated scoring and real-time monitoring.

Galileo is an agent reliability platform built around proprietary evaluator models, focusing on automated failure mode analysis and prescriptive remediation.

Langfuse is an open-source LLM engineering platform that combines agent tracing with prompt management and evaluations, offering both self-hosted and managed cloud options.

Helicone provides proxy-based observability, caching, and cost optimization for LLM applications with minimal code changes.