AI Visibility Index · July 2026

Safety: NVIDIA NeMo Guardrails, GPTZero, Promptfoo lead the AI rankings

How visibly ChatGPT, Claude, Gemini & Grok recommend each safety brand, across 4continuously 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	NVIDIA NeMo Guardrails	A+	2	2	2	4/4	#1 · LLM guardrails platform
2	GPTZero	A+	1	1	1	4/4	#1 · AI content detection tool
3	Promptfoo	A+	1	1	1	4/4	#1 · AI red teaming and LLM security testing tool
4	Guardrails AI	B	—	2	2	4/4	#2 · LLM guardrails platform
5	Lakera Guard	B	—	2	2	3/4	#3 · LLM guardrails platform
6	garak	B	—	1	1	4/4	#2 · AI red teaming and LLM security testing tool
7	Originality.ai	B	—	1	1	4/4	#2 · AI content detection tool
8	Pangram	B	—	1	1	3/4	#3 · AI content detection tool
9	PyRIT	B	—	1	1	4/4	#3 · AI red teaming and LLM security testing tool
10	LLM Guard	C	—	—	3	2/4	#5 · LLM guardrails platform
11	Amazon Bedrock Guardrails	C	—	—	2	4/4	#4 · LLM guardrails platform
12	Check Point AI Guardrails	D	—	—	2	1/4	#6 · LLM guardrails platform
13	DeepTeam	D	—	—	2	1/4	#6 · AI red teaming and LLM security testing tool
14	Copyleaks	C	—	—	1	4/4	#4 · AI content detection tool
15	Mindgard	C	—	—	1	3/4	#4 · AI red teaming and LLM security testing tool
16	Giskard	C	—	—	1	2/4	#5 · AI red teaming and LLM security testing tool
17	Llama Guard	C	—	—	1	2/4	#5 · LLM guardrails tool
18	Winston AI	C	—	—	1	2/4	#5 · AI content detection tool
19	Binoculars	D	—	—	1	1/4	#6 · AI content detection tool
20	Google Cloud Model Armor	D	—	—	1	1/4	#6 · LLM guardrails tool
21	Azure AI Content Safety	C	—	—	1	2/4	#7 · LLM guardrails platform
22	DetectGPT	D	—	—	1	1/4	#7 · AI content detection tool
23	Bifrost	D	—	—	1	1/4	#8 · LLM guardrails platform
24	Inspect AI	D	—	—	1	1/4	#8 · AI red teaming and LLM security testing tool
25	Turnitin	D	—	—	1	1/4	#8 · AI content detection tool
26	Galileo Guardrails	D	—	—	1	1/4	#9 · LLM guardrails platform

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 4 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