LLM Firewall and Guardrail Platforms | Parse

LLM Firewall and Guardrail Platforms in AI answers

Data as of Oct 18, 2026Based on 303 AI responsesReviewed by Dimitry Apollonsky

AI summary

Lakera Guard holds a narrow lead over NVIDIA NeMo Guardrails for real-time prompt injection detection and low-latency filtering. For scanning inputs and outputs to block PII, Presidio is the usual answer.

Most-mentioned brands

Rank and Mentioned in · since Jul 5

#	Brand	Recommended for	Mentioned in
1	Lakera GuardLakera product line 55% real-time prompt injection detection, jailbreak prevention, and low-latency API filtering	real-time prompt injection detection, jailbreak prevention, and low-latency API filtering	55%
2	NVIDIA NeMo GuardrailsNVIDIA product line 52% programmable topical rails and conversational boundaries using open-source rules	programmable topical rails and conversational boundaries using open-source rules	52%
3	Lakera 32% ultra-low latency prompt injection protection and dedicated runtime security	ultra-low latency prompt injection protection and dedicated runtime security	32%
4	Prompt Security 28% indirect prompt injection defense, prompt hardening, and input inspection	indirect prompt injection defense, prompt hardening, and input inspection	28%
5	Amazon BedrockAmazon product line 28% native prompt attack filters and input-output guardrails on AWS	native prompt attack filters and input-output guardrails on AWS	28%
6	Check Point 24% unified enterprise runtime protection across external chatbots and AI agents	unified enterprise runtime protection across external chatbots and AI agents	24%
7	Azure AIMicrosoft product line 18% managed prompt shields and content safety within Azure environments	managed prompt shields and content safety within Azure environments	18%
8	Protect AI 15% runtime input sanitization and AI application supply chain defense	runtime input sanitization and AI application supply chain defense	15%
9	Palo Alto Networks 15% runtime prompt injection blocking and integrated enterprise threat logging	runtime prompt injection blocking and integrated enterprise threat logging	15%
10	LLaMA Guard 14% input and output safety classification for open model deployments	input and output safety classification for open model deployments	14%
11	Cloudflare 13%		13%
12	Cloudflare AI Security for AppsCloudflare product line 13%		13%
13	HiddenLayer 11%		11%
14	Microsoft AzureMicrosoft product line 10%		10%
15	Google Cloud Model ArmorAlphabet product line 9%		9%
16	Bifrost by Maxim AI 9%		9%
17	Guardrails AI 9%		9%
18	Cisco AI DefenseCisco product line 8%		8%
19	Akamai Firewall for AIAkamai product line 8%		8%
20	F5 AI GuardrailsF5 product line 7%		7%
21	Lasso Security 7%		7%
22	Check Point AI Agent SecurityCheck Point product line 7%		7%
23	Akamai 7%		7%
24	AccuKnox 6%		6%
25	Promptfoo 6%		6%
26	ProtectAI LLM GuardProtect AI product line 6%		6%
27	Cloudflare Firewall for AICloudflare product line 5%		5%
28	LLMGuard 5%		5%
29	Galileo AI 5%		5%
30	F5 5%		5%
31	Azure Prompt Shield 5%		5%
32	Llama Firewall 5%		5%
33	Microsoft Prompt Shields 5%		5%
34	Aporia 5%		5%
35	NeuralTrust 5%		5%
36	Llama Prompt Guard 2Meta product line 5%		5%
37	Datadog AI GuardDatadog product line 4%		4%
38	Witness AI 4%		4%
39	CalypsoAI 4%		4%
40	Prompt-Guard · huggingface.co 4%		4%
41	NVIDIA 4%		4%
42	SentinelOne 4%		4%
43	Rebuff 4%		4%
44	Meta AI · huggingface.co 4%		4%
45	Radware 4%		4%
46	Check Point MDR/MPRCheck Point product line 3%		3%
47	Robust Intelligence 3%		3%
48	PromptShields 3%		3%
49	PromptArmor 3%		3%
50	NVIDIA Garak 3%		3%
51	Palo Alto Networks Prisma AIRSPalo Alto Networks product line 3%		3%
52	PromptGuard · promptguard.co 3%		3%
53	Portkey AI 3%		3%
54	Microsoft Defender for AI 3%		3%
55	Pillar Security 3%		3%
56	Microsoft 3%		3%
57	Silker AI 3%		3%
58	WrapSec 3%		3%
59	Cloudflare AI GatewayCloudflare product line 2%		2%
60	Noma Security 2%		2%
61	AWSAmazon product line 2%		2%
62	Cisco 2%		2%
63	SafePrompt 2%		2%
64	LiteLLM 2%		2%
65	Securiti 2%		2%
66	NVIDIA Inference (NVIDIA Inference Stack)NVIDIA product line 2%		2%
67	ZeroTrusted.ai 2%		2%
68	Maxim AI 2%		2%
69	OpenGuardrails 2%		2%
70	WalledEval 2%		2%
71	Netskope 2%		2%
72	ZeroPath 2%		2%
73	Openlayer 2%		2%
74	Kong AI GatewayKong product line 2%		2%
75	Microsoft Purview Records ManagementMicrosoft product line 1%		1%
76	CrowdStrike 1%		1%
77	Kataiq 1%		1%
78	Mindgard 1%		1%
79	Microsoft EntraMicrosoft product line 1%		1%
80	Dynamo GuardDynamo AI product line 1%		1%
81	Pangea Cloud 1%		1%
82	Palo Alto Networks PrismaPalo Alto Networks product line 1%		1%
83	AI EdgeLabs 1%		1%
84	Meta AI · llama.com 1%		1%
85	Google Cloud PlatformAlphabet product line 1%		1%
86	Arthur 1%		1%
87	Netskope AI GuardrailsNetskope product line 1%		1%
88	Microsoft Entra AI GatewayMicrosoft product line 1%		1%
89	Arthur ShieldArthur product line 1%		1%
90	Nightfall 1%		1%
91	Qualys TotalAIQualys product line 1%		1%
92	Google CloudAlphabet product line 1%		1%
93	FilterPrompt 1%		1%
94	Prisma CloudPalo Alto Networks product line 1%		1%
95	Radware LLM FirewallRadware product line 1%		1%
96	Zenity 1%		1%
97	Datadog 1%		1%
98	Fortinet 1%		1%
99	Meta LLaMA 4 1%		1%
100	Presidio 1%		1%

Recommendations by AI engine

ChatGPT SearchGoogle AI Mode

Widest split: NVIDIA NeMo Guardrails, 38% on ChatGPT Search and 68% on Google AI Mode.

Mentioned in on each AI engine, by brand
Brand	ChatGPT Search	Google AI Mode
Lakera Guard	50%	61%
NVIDIA NeMo Guardrails	38%	68%
Lakera	42%	22%
Prompt Security	34%	21%
Amazon Bedrock	32%	24%
Check Point	38%	10%
Azure AI	10%	28%
Protect AI	18%	12%
Palo Alto Networks	20%	9%
LLaMA Guard	Outside ChatGPT Search's top 25	26%

LLM Firewall and Guardrail Platforms in AI answers

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