Arize Phoenix

Open source observability and evaluation tooling for LLM and agent systems

Category	Rank	Support Rate	95% CI	Trend
LLM Observability	#5/21	1.3%(35/2710)	1-2%	0.0%
LLM Evals	#14/31	0.8%(21/2675)	1-1%	0.0%

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