AI Visibility Index · July 2026

LLMOps: Langfuse, Instructor, LiteLLM lead the AI rankings

How visibly ChatGPT, Claude, Gemini & Grok recommend each llmops brand, across 6continuously re-polled “best X” leaderboards. Grades use the same A+–D scale as the brand checker; every ranking links to its full audit trail.

#	Brand	Grade	#1s	Podiums	Boards	Models	Best result
1	Langfuse	A+	3	3	4	4/4	#1 · AI agent observability tool
2	Instructor	A+	1	1	1	4/4	#1 · structured output tool for LLMs
3	LiteLLM	A	1	1	1	3/4	#1 · LLM caching layer
4	Promptfoo	A+	1	1	1	4/4	#1 · prompt testing tool
5	Braintrust	B	—	4	4	4/4	#2 · prompt management tool
6	LangSmith	B	—	2	4	4/4	#2 · AI agent observability tool
7	Portkey	B	—	1	2	4/4	#3 · LLM caching layer
8	PromptLayer	B	—	1	2	4/4	#3 · prompt management tool
9	Bifrost	B	—	1	1	2/4	#2 · LLM caching layer
10	Outlines	B	—	1	1	4/4	#2 · structured output tool for LLMs
11	BAML	B	—	1	1	3/4	#3 · structured output tool for LLMs
12	DeepEval	B	—	1	1	4/4	#3 · prompt testing tool
13	Arize Phoenix	C	—	—	3	4/4	#4 · AI agent observability tool
14	Confident AI	D	—	—	3	1/4	#5 · Prompt management platform
15	RedisVL	C	—	—	2	4/4	#4 · LLM caching layer
16	Agenta	C	—	—	2	2/4	#7 · Prompt management platform
17	OpenAI Structured Outputs	C	—	—	1	2/4	#4 · structured output tool for LLMs
18	AgentOps	C	—	—	1	2/4	#5 · AI agent observability tool
19	PromptHub	C	—	—	1	2/4	#5 · prompt management tool
20	Vercel AI SDK	C	—	—	1	2/4	#5 · structured output tool for LLMs
21	GPTCache	C	—	—	1	3/4	#6 · LLM caching layer
22	MLflow Prompt Registry	D	—	—	1	1/4	#6 · Prompt management platform
23	Pydantic AI	D	—	—	1	1/4	#6 · structured output tool for LLMs
24	Datadog LLM Observability	D	—	—	1	1/4	#7 · AI agent observability tool
25	Kong AI Gateway	D	—	—	1	1/4	#7 · LLM caching layer
26	SGLang	D	—	—	1	1/4	#7 · structured output tool for LLMs
27	Guardrails AI	D	—	—	1	1/4	#8 · structured output tool for LLMs
28	Upstash Semantic Cache	D	—	—	1	1/4	#8 · LLM caching layer
29	Vellum	D	—	—	1	1/4	#8 · Prompt management platform
30	Cloudflare AI Gateway	D	—	—	1	1/4	#9 · LLM caching layer

+ 3 more ranked brands below the top 30.

Not on this table — or lower than you should be?

These boards re-poll continuously and the index updates monthly. Grade your own brand across every AI leaderboard, and get an email the moment your standing moves.

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The 6 leaderboards behind this index

Method: brands are rolled up by homepage domain and ranked by #1 finishes, podiums, then board coverage across this industry's leaderboards — data updated 2026-07-19. All industries → · Source: modelsagree.com · CC BY 4.0