Best SentinelOne Prompt Security Alternatives in 2026
The top SentinelOne Prompt Security alternatives are Check Point AI Agent Security, CrowdStrike Falcon AIDR and Prisma AIRS: 15 AI agent security software our editors would look at instead of SentinelOne Prompt Security, in our ranking order.
SentinelOne Prompt Security: Enterprise AI security spanning employee tools, applications, code assistants, and agents. Where it falls short: pricing requires contacting sales.
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. How we rank.
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Best forEnterprises standardizing agent security controls
Agent discovery, runtime controls and auditing for enterprise AI environments.
- Output safety filters
- Audit logs
- Sensitive-data controls
9.3/10★★★★★Book a demo -
Best forEnterprises securing AI traffic and MCP use
Runtime monitoring for AI traffic, sensitive data and MCP interactions.
- Output safety filters
- Audit logs
- Sensitive-data controls
9.2/10★★★★★Visit CrowdStrike -
Best forEnterprises securing AI across several platforms
Broad runtime inspection and policy controls for enterprise AI deployments.
- Prompt-attack defense
9.0/10★★★★☆Visit Prisma AIRS -
Best forTeams needing runtime guardrails and a free plan
A runtime security layer for screening AI prompts, agent actions and outputs.
- Output safety filters
- Audit logs
- Sensitive-data controls
8.9/10★★★★☆Visit Lakera Guard -
Best forTeams enforcing runtime policies across AI apps
Centralized runtime controls for teams securing internally developed AI apps and agents.
- Output safety filters
- Sensitive-data controls
- Runtime monitoring
8.8/10★★★★☆Visit Cato -
Best forEnterprises protecting production AI agents at runtime
A gateway-based firewall for runtime agent protection, with cloud or self-hosted deployment.
- Output safety filters
- Sensitive-data controls
- Runtime monitoring
8.6/10★★★★☆Contact A10 Networks -
Best forEnterprises protecting AI content and data flows
A runtime layer for enterprise teams monitoring AI prompts, responses, and agent workflows.
- Output safety filters
- Audit logs
- Sensitive-data controls
8.5/10★★★★☆Visit Netskope -
Best forTeams needing broad AI gateway protections
A broad AI gateway for inspecting agent traffic, enforcing guardrails, and monitoring risk.
- Prompt-attack defense
8.4/10★★★★☆Visit GuardionAI -
Best forEnterprises securing AI from development through runtime
An enterprise platform spanning AI supply-chain protection and runtime defense.
- Output safety filters
- Sensitive-data controls
- Runtime monitoring
8.3/10★★★★☆Request a demo -
Best forEnterprises securing agents across development stacks
Broad controls for securing AI agents, applications, and MCP environments.
- Prompt-attack defense
8.2/10★★★★☆Visit Noma Security -
Best forEnterprises coupling AI governance with security
Enterprise AI governance with model discovery, runtime controls, and audit reporting.
- Output safety filters
- Audit logs
- Sensitive-data controls
8.1/10★★★★☆Visit Securiti -
Best forTeams building speech and voice experiences
Strong speech-generation tools, but a mismatch for buyers seeking agent security.
7.9/10★★★★☆Try Azure AI Speech -
Best forTeams needing cloud secret storage, not agent security
A cloud secret manager for workloads, not a dedicated AI agent security tool.
- Audit logs
Free plan · paid from $0.03 · 90-day trial Our Google Cloud Secret Manager verdict → Visit Google Cloud7.9/10★★★★☆Visit Google Cloud -
Best forEnterprises needing agent discovery and action control
Agent discovery, runtime monitoring and inline controls for enterprise security teams.
- Audit logs
- Sensitive-data controls
- Runtime monitoring
7.9/10★★★★☆Try Capsule Security -
Best forEnterprises governing employee and agent AI use
Cloud-based controls for discovering, inspecting, and governing employee and agent AI activity.
- Prompt-attack defense
7.9/10★★★★☆Visit WitnessAI
SentinelOne Prompt Security Alternatives: Common Questions
What is the best alternative to SentinelOne Prompt Security?
Check Point AI Agent Security: #1 in our AI Agent Security Software ranking, with an editor score of 9.3 out of 10. Agent discovery, runtime controls and auditing for enterprise AI environments.
Is there a free alternative to SentinelOne Prompt Security?
Yes. Lakera Guard, Azure AI Speech and Google Cloud Secret Manager have a free plan or a free tier.
SentinelOne Prompt Security vs Each Alternative
| # | Tool | Free plan | Paid from | Deployment | Prompt-attack defense | Sensitive-data controls | Runtime monitoring | Output safety filters | Score |
|---|---|---|---|---|---|---|---|---|---|
| 5 | SentinelOne Prompt Security | — | — | Cloud | Yes | Yes | Yes | Yes | 8.9 |
| 1 | Check Point AI Agent Security | — | — | Hybrid | Yes | Yes | Yes | Yes | 9.3 |
| 2 | CrowdStrike Falcon AIDR | — | — | Cloud | Yes | Yes | Yes | Yes | 9.2 |
| 3 | Prisma AIRS | — | — | — | Yes | — | — | — | 9.0 |
| 4 | Lakera Guard | Yes | — | Hybrid | Yes | Yes | Yes | Yes | 8.9 |
| 6 | Cato AI Security for Applications | — | — | Hybrid | Yes | Yes | Yes | Yes | 8.8 |
| 7 | TrojAI Defend by A10 Networks | — | — | Hybrid | Yes | Yes | Yes | Yes | 8.6 |
| 8 | Netskope One AI Guardrails | — | — | Hybrid | Yes | Yes | Yes | Yes | 8.5 |
| 9 | GuardionAI | No | — | — | Yes | — | — | — | 8.4 |
| 10 | HiddenLayer AI Security Platform | — | — | Cloud | Yes | Yes | Yes | Yes | 8.3 |
| 11 | Noma Security | — | — | — | Yes | — | — | — | 8.2 |
| 12 | Securiti AI Security & Governance | — | — | Cloud | Yes | Yes | Yes | Yes | 8.1 |
| 13 | Azure AI Speech | Yes | — | — | — | — | — | — | 7.9 |
| 14 | Google Cloud Secret Manager | Yes | $0.03/unit/mo | — | — | — | — | — | 7.9 |
| 15 | Capsule Security | — | — | Hybrid | Yes | Yes | Yes | — | 7.9 |
| 16 | WitnessAI | — | — | — | Yes | — | — | — | 7.9 |
Head-to-Head
- SentinelOne Prompt Security vs Check Point AI Agent Security
- SentinelOne Prompt Security vs CrowdStrike Falcon AIDR
- SentinelOne Prompt Security vs Prisma AIRS
- SentinelOne Prompt Security vs Lakera Guard
- SentinelOne Prompt Security vs Cato AI Security for Applications
- SentinelOne Prompt Security vs TrojAI Defend by A10 Networks
Guides on AI Agent Security Software
- How to Choose an Enterprise AI Agent Security PlatformOct 2026
- AI Agent Security Platforms Compared: What Protections to Look ForOct 2026
- Kubernetes AI Agent Security Tools: A Buyer’s Guide to Policy, Scanning, and Runtime ProtectionOct 2026
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update