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Verified Oct 16, 2026

iDox.ai Guardrail

Verified Oct 16, 2026 Active
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Windows agent that inspects what staff paste into ChatGPT and other AI tools, and blocks the prompts carrying regulated data

ai governancedata loss preventionprompt injectionendpoint agentpii detectionContact sales

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Screenshot of the iDox.ai Guardrail website
#3292
idox.ai as we captured it — our own screenshot, not the vendor’s press image.

Pricing

Pricing model
Contact sales

Neither the Guardrail page nor the iDox.ai store publishes a Guardrail price: you download a trial or contact sales. The figures in the store ($10 one-month Value Pack, $39/month Starter, $89/month Premium) belong to the separate redaction suite, not to Guardrail.

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Overview

About iDox.ai Guardrail

Guardrail is the AI-governance product from iDox.ai, a Fremont, California company better known for document redaction. It installs on the endpoint and watches text and file sharing as it happens, catching personal or regulated data before it reaches an AI tool, flagging prompt-injection attempts and risky prompts, and allowing or denying specific AI agents by policy. Detection runs on-device rather than by routing traffic through a vendor cloud. It ships in an Individual edition for small teams and an Enterprise edition with central governance, and today runs on Windows only, with macOS and mobile listed as coming.

Platforms
Windows · API
API
Yes
Last verified
Oct 16, 2026

Verified sources

  • Guardrail monitors, intercepts and controls sensitive data across AI tools and agents, runs on-device, ships Individual and Enterprise editions, and is Windows-only with macOS and mobile comingidox.ai ↗
  • The Guardrail page offers a trial download or a sales contact and lists no price; iDox.ai's address is in Fremont, California, and its developer centre publishes a Data Privacy APIidox.ai ↗
  • The iDox.ai store prices the redaction suite at $10 Value Pack, $39/month Starter and $89/month Premium, with no Guardrail line itemidox.ai ↗
Fact check

Is iDox.ai Guardrail legit?

We don’t label tools safe or unsafe. Below are the records we checked ourselves, each with the date we read it.

Domain registered
Nov 13, 2020 (5 years ago)Registry record (RDAP), registrar NameCheap, Inc., looked up Sep 16, 2026
TLS certificate
Issued by Google Trust Services, valid until Jan 11, 2027Seen in our own connection to the site on Oct 16, 2026
Last checked
Oct 16, 2026The site answered
Operated by
iDox.ai, United StatesOur research, card verified Aug 23, 2026

How we collect these records

Editorial verdict

Pros & cons of iDox.ai Guardrail

medium confidence

Guardrail sits at the one place most AI policies leak — the moment an employee pastes a customer record into a chat box — and doing the detection on-device avoids shipping the very data you are trying to protect. The problem is coverage and disclosure: Windows only today, and no published price for either edition.

Pros

  • Inspects prompts and document sharing at the endpoint, before data reaches the AI tool
  • Detection runs on-device instead of routing content through a vendor cloud
  • Flags prompt injection and risky prompts, not just plain PII patterns
  • Allow/deny control over which AI agents may run, with an Enterprise edition for central policy

Cons

  • Windows only; macOS and mobile are promised but unshipped
  • No price published for either edition — sales contact required
  • The vendor's public track record is in document redaction, so the governance product is the newer line

Best for

  • Regulated teams that must prove employees are not pasting PII into public AI tools
  • Windows-standardised organisations wanting endpoint enforcement rather than a network proxy
  • Security teams that need an allow/deny list for AI agents

Not for

  • Mac or mobile fleets, which are not supported yet
  • Buyers who need a published price or self-serve purchase

Watch out: The pricing in the iDox.ai store is for the redaction suite. Do not read $39/month as a Guardrail price — Guardrail is quoted separately.

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