Rankings

LLM Observability

#	Tool	Support Rate	95% CI	Models	Prompts
1	LALangSmith	54.2%(2233/4117)	53-56%	96%	100%
2	LALangfuse	27.9%(1147/4117)	27-29%	93%	100%
3	ARArize AI	7.1%(291/4117)	6-8%	39%	92%
4	DADatadog	1.3%(52/4117)	1-2%	21%	50%
5	ARArize Phoenix	1.2%(49/4117)	1-2%	25%	67%
6	WEWeights & Biases	1.1%(47/4117)	1-2%	18%	58%
7	HEHelicone	1.0%(41/4117)	1-1%	39%	50%
8	LALangChain	0.7%(30/4117)	1-1%	7%	25%
9	PRPromptLayer	0.6%(24/4117)	0-1%	4%	25%
10	OPOpenTelemetry	0.4%(15/4117)	0-1%	7%	42%
11	BRBraintrust	0.3%(13/4117)	0-1%	4%	8%
12	VEVellum	0.2%(9/4117)	0-0%	4%	8%
13	HUHumanloop	0.2%(7/4117)	0-0%	11%	25%
14	LLLlamaIndex	0.2%(7/4117)	0-0%	4%	8%
15	ZEZendesk	0.1%(5/4117)	0-0%	11%	8%
16	FIFireflies.ai	0.1%(3/4117)	0-0%	4%	8%
17	HOHoneycomb	0.1%(3/4117)	0-0%	4%	8%
18	INIntercom	0.1%(3/4117)	0-0%	7%	8%
19	NENew Relic	0.0%(2/4117)	0-0%	7%	17%
20	POPostHog	0.0%(2/4117)	0-0%	4%	8%
21	HOHoneyHive	0.0%(1/4117)	0-0%	4%	8%
22	PAPatronus AI	0.0%(1/4117)	0-0%	4%	8%

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#	Tool	Support Rate	95% CI	Models	Prompts
1	LALangSmith	54.2%(2233/4117)	53-56%	96%	100%
2	LALangfuse	27.9%(1147/4117)	27-29%	93%	100%
3	ARArize AI	7.1%(291/4117)	6-8%	39%	92%
4	DADatadog	1.3%(52/4117)	1-2%	21%	50%
5	ARArize Phoenix	1.2%(49/4117)	1-2%	25%	67%
6	WEWeights & Biases	1.1%(47/4117)	1-2%	18%	58%
7	HEHelicone	1.0%(41/4117)	1-1%	39%	50%
8	LALangChain	0.7%(30/4117)	1-1%	7%	25%
9	PRPromptLayer	0.6%(24/4117)	0-1%	4%	25%
10	OPOpenTelemetry	0.4%(15/4117)	0-1%	7%	42%
11	BRBraintrust	0.3%(13/4117)	0-1%	4%	8%
12	VEVellum	0.2%(9/4117)	0-0%	4%	8%
13	HUHumanloop	0.2%(7/4117)	0-0%	11%	25%
14	LLLlamaIndex	0.2%(7/4117)	0-0%	4%	8%
15	ZEZendesk	0.1%(5/4117)	0-0%	11%	8%
16	FIFireflies.ai	0.1%(3/4117)	0-0%	4%	8%
17	HOHoneycomb	0.1%(3/4117)	0-0%	4%	8%
18	INIntercom	0.1%(3/4117)	0-0%	7%	8%
19	NENew Relic	0.0%(2/4117)	0-0%	7%	17%
20	POPostHog	0.0%(2/4117)	0-0%	4%	8%
21	HOHoneyHive	0.0%(1/4117)	0-0%	4%	8%
22	PAPatronus AI	0.0%(1/4117)	0-0%	4%	8%