Rankings

LLM Observability

#	Tool	Support Rate	95% CI	Trend	Models	Prompts
1	LALangSmith	52.3%(470/899)	49-56%	0.0%	95%	100%
2	LALangfuse	27.1%(244/899)	24-30%	0.0%	74%	100%
3	ARArize AI	8.2%(74/899)	7-10%	0.0%	42%	100%
4	ARArize Phoenix	1.8%(16/899)	1-3%	0.0%	16%	100%
5	DADatadog	1.8%(16/899)	1-3%	0.0%	11%	67%
6	WEWeights & Biases	1.4%(13/899)	1-2%	0.0%	21%	67%
7	HEHelicone	1.3%(12/899)	1-2%	0.0%	5%	33%
8	LALangChain	1.2%(11/899)	1-2%	0.0%	5%	33%
9	PRPromptLayer	0.7%(6/899)	0-1%	0.0%	5%	50%
10	VEVellum	0.4%(4/899)	0-1%	0.0%	5%	17%
11	BRBraintrust	0.3%(3/899)	0-1%	0.0%	5%	17%
12	HUHumanloop	0.2%(2/899)	0-1%	0.0%	11%	33%
13	ZEZendesk	0.2%(2/899)	0-1%	0.0%	11%	17%
14	INIntercom	0.2%(2/899)	0-1%	0.0%	11%	17%
15	FIFireflies.ai	0.1%(1/899)	0-1%	0.0%	5%	17%
16	OPOpenTelemetry	0.1%(1/899)	0-1%	0.0%	5%	17%
17	LLLlamaIndex	0.1%(1/899)	0-1%	0.0%	5%	17%
18	NENew Relic	0.1%(1/899)	0-1%	0.0%	5%	17%
19	POPostHog	0.1%(1/899)	0-1%	0.0%	5%	17%

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#	Tool	Support Rate	95% CI	Trend	Models	Prompts
1	LALangSmith	52.3%(470/899)	49-56%	0.0%	95%	100%
2	LALangfuse	27.1%(244/899)	24-30%	0.0%	74%	100%
3	ARArize AI	8.2%(74/899)	7-10%	0.0%	42%	100%
4	ARArize Phoenix	1.8%(16/899)	1-3%	0.0%	16%	100%
5	DADatadog	1.8%(16/899)	1-3%	0.0%	11%	67%
6	WEWeights & Biases	1.4%(13/899)	1-2%	0.0%	21%	67%
7	HEHelicone	1.3%(12/899)	1-2%	0.0%	5%	33%
8	LALangChain	1.2%(11/899)	1-2%	0.0%	5%	33%
9	PRPromptLayer	0.7%(6/899)	0-1%	0.0%	5%	50%
10	VEVellum	0.4%(4/899)	0-1%	0.0%	5%	17%
11	BRBraintrust	0.3%(3/899)	0-1%	0.0%	5%	17%
12	HUHumanloop	0.2%(2/899)	0-1%	0.0%	11%	33%
13	ZEZendesk	0.2%(2/899)	0-1%	0.0%	11%	17%
14	INIntercom	0.2%(2/899)	0-1%	0.0%	11%	17%
15	FIFireflies.ai	0.1%(1/899)	0-1%	0.0%	5%	17%
16	OPOpenTelemetry	0.1%(1/899)	0-1%	0.0%	5%	17%
17	LLLlamaIndex	0.1%(1/899)	0-1%	0.0%	5%	17%
18	NENew Relic	0.1%(1/899)	0-1%	0.0%	5%	17%
19	POPostHog	0.1%(1/899)	0-1%	0.0%	5%	17%