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Product Hunt
6/10

Portier

A drop-in prompt-injection shield and token-waste trimmer for the AI chat widgets on small e-commerce and service sites, sold as a single monthly subscription.

Target user

Small Shopify and WordPress store owners running a customer-support AI chat widget they bought from a SaaS app

Features
  • One-click install on Shopify, WordPress, Wix, and Webflow chat widgets via a proxy URL or plugin
  • Prompt-injection and jailbreak shield that sits in front of any LLM call and blocks known attack patterns
  • Token-cost dashboard showing monthly spend, wasted tokens from prompt stuffing, and attempted breaches
  • Email and Slack alerts to the owner when a malicious prompt is logged, with the offending user flagged
Why now

Constellation Gate AI's #1 benchmark result in prompt injection confirms the threat is now measurable and serious, yet the vast majority of small businesses running AI chat have zero protection and don't even know the attack class exists.

Signals · overall 6/10
Demand
5/10

Prompt injection is OWASP #1 LLM risk and an IEEE S&P 2026 study measured it across 10,000+ third-party chatbot plugins on real sites, confirming real exposure — but small Shopify/WP merchants' awareness of the attack class is the bottleneck, not the threat itself.Prompt Injection Attacks: Examples and DefencesAccepted to IEEE Symposium on Security and Privacy 2026 — large-scale measurement of prompt injection in 10,000+ third-party AI chatbot plugins

Whitespace
6/10

Enterprise/API-grade guards (Lakera Guard, Rebuff, NeMo Guardrails) dominate, but a true drop-in shield specifically for Shopify/WordPress SMB chat widgets is a narrower, less-served niche with some room.Prompt Injection Protection For Your AI Chatbot - AprioritAI Prompt Injection Attacks (2): Examples & Prevention | Grip

Monetization
5/10

SMBs pay $19–$200/mo for chatbots, so a $29–$49/mo add-on is price-fit, but small e-com merchants are notoriously reluctant to buy standalone security add-ons they don't perceive as urgent — the token-cost-savings angle is the real monetization hook, not security alone.AI Chatbot Software Cost Comparison (Pricing List for 2026) - TidioAI Chatbot Pricing From $19/mo | Compare Plans | ChatBot by Text

Longevity
7/10

Prompt injection is a structural weakness of current LLM architectures, persists as OWASP #1, and regulatory/enterprise pressure is mounting — but incumbent chatbot SaaS may eventually bake shields in, eroding the standalone window.Prompt Injection Attacks: Examples and DefencesPrompt Injection: How to Stop the Biggest AI Security Risk for Small Businesses

Feasibility
6/10

Classifier-and-sanitizer approach is well-documented and integrations with Shopify/WordPress are routine, but staying ahead of adaptive injection payloads while keeping false positives low is a continuous engineering burden.What Is Prompt Injection, and How Do You Protect AI Agents From It?

Constellation Gate AIProduct Hunt · 2026-07-09 (15d ago)