Voice-agent observability is four jobs: 6 tools compared on tracing, eval, guardrails, and closing the loop (2026)
9h ago · 10 min read · Langfuse, Helicone, Future AGI, Arize Phoenix, Maxim AI, and Lakera across the jobs a voice agent actually needs, and why I stopped running a separate tool for each. TL;DR: "observability" for a voice
Join discussion



















