LLM Observability & Agent Tracing Platform · Vendor file
Arize AI
arize.com Claim this listing
Verified representative
B4 has approved a representative’s authority to speak for this company. This is not a product endorsement.
AI observability platform for monitoring, evaluating, and troubleshooting ML and LLM models in production
Active · verified September 2026
Categories Arize AI serves
The B4 Index places Arize AI in one category. Each category page lays out the build-versus-buy considerations for that decision.
LLM Observability & Agent Tracing Platform Primary Phoenix (open-source) free. Cloud from $50/month. Enterprise $2K+/month.
The B4 Index scores every software category on two axes, strategic differentiation and AI feasibility, to
classify it Build, Buy, Bridge, or Beware. Vendor facts here are independent of that call. See the full
methodology.