Rankings

LLM Observability

#	Tool	Support Rate	95% CI	Models	Prompts
1	LALangSmith	53.9%(1461/2710)	52-56%	96%	100%
2	LALangfuse	26.7%(723/2710)	25-28%	93%	100%
3	ARArize AI	8.0%(217/2710)	7-9%	36%	83%
4	DADatadog	1.8%(50/2710)	1-2%	18%	42%
5	ARArize Phoenix	1.3%(35/2710)	1-2%	21%	67%
6	WEWeights & Biases	1.2%(33/2710)	1-2%	18%	58%
7	HEHelicone	1.1%(30/2710)	1-2%	14%	42%
8	LALangChain	1.1%(30/2710)	1-2%	7%	25%
9	PRPromptLayer	0.7%(18/2710)	0-1%	4%	25%
10	BRBraintrust	0.3%(9/2710)	0-1%	4%	8%
11	OPOpenTelemetry	0.3%(9/2710)	0-1%	7%	33%
12	VEVellum	0.3%(9/2710)	0-1%	4%	8%
13	HUHumanloop	0.3%(7/2710)	0-1%	11%	25%
14	ZEZendesk	0.2%(5/2710)	0-0%	11%	8%
15	LLLlamaIndex	0.1%(4/2710)	0-0%	4%	8%
16	FIFireflies.ai	0.1%(3/2710)	0-0%	4%	8%
17	HOHoneycomb	0.1%(3/2710)	0-0%	4%	8%
18	INIntercom	0.1%(3/2710)	0-0%	7%	8%
19	POPostHog	0.1%(2/2710)	0-0%	4%	8%
20	NENew Relic	0.0%(1/2710)	0-0%	4%	8%
21	PAPatronus AI	0.0%(1/2710)	0-0%	4%	8%

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#	Tool	Support Rate	95% CI	Models	Prompts
1	LALangSmith	53.9%(1461/2710)	52-56%	96%	100%
2	LALangfuse	26.7%(723/2710)	25-28%	93%	100%
3	ARArize AI	8.0%(217/2710)	7-9%	36%	83%
4	DADatadog	1.8%(50/2710)	1-2%	18%	42%
5	ARArize Phoenix	1.3%(35/2710)	1-2%	21%	67%
6	WEWeights & Biases	1.2%(33/2710)	1-2%	18%	58%
7	HEHelicone	1.1%(30/2710)	1-2%	14%	42%
8	LALangChain	1.1%(30/2710)	1-2%	7%	25%
9	PRPromptLayer	0.7%(18/2710)	0-1%	4%	25%
10	BRBraintrust	0.3%(9/2710)	0-1%	4%	8%
11	OPOpenTelemetry	0.3%(9/2710)	0-1%	7%	33%
12	VEVellum	0.3%(9/2710)	0-1%	4%	8%
13	HUHumanloop	0.3%(7/2710)	0-1%	11%	25%
14	ZEZendesk	0.2%(5/2710)	0-0%	11%	8%
15	LLLlamaIndex	0.1%(4/2710)	0-0%	4%	8%
16	FIFireflies.ai	0.1%(3/2710)	0-0%	4%	8%
17	HOHoneycomb	0.1%(3/2710)	0-0%	4%	8%
18	INIntercom	0.1%(3/2710)	0-0%	7%	8%
19	POPostHog	0.1%(2/2710)	0-0%	4%	8%
20	NENew Relic	0.0%(1/2710)	0-0%	4%	8%
21	PAPatronus AI	0.0%(1/2710)	0-0%	4%	8%