AI · alternatives · 2026

24 alternatives to Sentinel AI

Malicious Prompt Monitor

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1
Sentinel AI▲3
Spot Risky AI Behavior Before It Ships
Jun 2026 · sentinelaihq.com · its alternatives →
2
Proxy 1.0▲718
Your AI Assistant that actually gets things done
2025 · convergence.ai · its alternatives →
3
Sentinel Gateway: AI Agent Security▲1
Solution to AI Agent prompt injection and hijacking attacks
Apr 2026 · sentinel-gateway.com · its alternatives →
4
Deep Sentinel▲67
A robust, AI powered home security system
2019 · deepsentinel.com · its alternatives →
5
Sentinel AI Video Intelligence▲3
Open-source AI video intelligence for secure environments
Feb 2026 · abgroupglobal.com · its alternatives →
6
SentinelText ▲5
SentinelText – Context-aware AI moderation API
Mar 2026 · sentineltext.com · its alternatives →
7
SentinelAI Guard▲5
AI-powered website security scanner for real vulnerabilities
Feb 2026 · its alternatives →
8
Sentinel – open-source QA agent that reads your code before it clicks▲16
Sentinel is an open-source AI QA agent that reads your repo, derives the real business flows, and tests them end to end across the frontend and the backend.
Jul 2026 · blog.simbastack.com · its alternatives →
9
Sentinel AI▲1
Automate monitoring and stay in control with AI.
Apr 2026 · sentinelainet.netlify.app · its alternatives →
10
Constellation Gate AI▲119
Prompt injection and token savings - #1 in benchmarks
Jul 2026 · constellationgate.ai · its alternatives →
11
Sentinely▲3
Runtime security for AI agents. 3 lines integration.
Mar 2026 · its alternatives →
12
Sentinel AI▲2
A local-first Mac security auditor that roasts your code.
Jun 2026 · accounts.google.com · its alternatives →
13
Sentinel▲101
Control your robots from anywhere in the world
Jun 2026 · avearobotics.com · its alternatives →
14
Sentinel by Rebackk▲7
A better way to detect vulnerabilities
2024 · its alternatives →
15
YouTube Sentinel: AI-Powered Guardian▲3
Smart AI moderation & security auditor for YouTube creators
Mar 2026 · github.com · its alternatives →
16
AI Eyes▲63
Permission-first co-presence controls for AI companions
Jul 2026 · github.com · its alternatives →
17
AgentShield▲1
Prompt injection detection API for AI agents
May 2026 · agentshield.pro · its alternatives →
18
Leaked system prompts (e.g.: GitHub-copilot chat, Microsoft-Bing chat)▲30
Collection of leaked system prompts. Contribute to jujumilk3/leaked-system-prompts development by creating an account on GitHub.
2023 · github.com · its alternatives →
19
Shieldelly▲7
Stop malicious AI prompts in 1 API call
2025 · its alternatives →
20
ctrlpnl.ai▲7
Intercept, protect, and transform AI prompts and responses
Jan 2026 · ctrlpnl.ai · its alternatives →
21
Local task classifier and dispatcher on RTX 3080▲26
Hi HN, I am shubham a 3d artist who learned coding in college as an I.T. graduate know logics but not an expert as i just wanna try my hands on to ai So i built Resilient Workflow Sentinel this is offline ai agent which classify urgency (Low,Medium and HIgh) and dispatches to the candidates based on availability Well i want an offline system like a person can trust with its sensitive data to stay completely locally Did use ai to code for speeding and cutting labor. Its works on RTX 3080 system (this is an basic affordable setup not heavy ai machinery) which i want it to make it reliable…
Feb 2026 · github.com · its alternatives →
22
SentinelGate – AI Scam & Fraud Detector
Detect AI scams, phishing links, and suspicious websites.
Mar 2026 · chromewebstore.google.com · its alternatives →
23
GuardFather▲5
AI security: monitor, detect threats, and block spam & scams
2025 · guardfather.ai · its alternatives →
24
Sentinel API▲2
AI-powered API security. 21ms latency. One header.
May 2026 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →