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Lucid vs Rulebook

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Lucid compared with Rulebook
DetailLucid logo LucidRulebook logo Rulebook
What it doesEvidence-based credibility checks for links, screenshots, videos, and questions Take your AI support bot from 4/10 to 10/10
StageStartup MVP
FoundedNot given 2026
Based inNot given Not given
Pricing modelFreemium Free trial
PricingFree: 2 credits to start, 1 credit per check, 1 credit back every 7 days. Unlimited: $9.99/month. Unlimited, yearly: $39.99/year. Credit pack: 5 credits for $1.99, 10 credits for $2.99, never expire. Free during beta. After beta: $29/month (your own AI keys, unlimited runs) or $59/month (AI included, 50 runs/month).
Key features
  • Check links, screenshots, and videos for credibility
  • Evidence-based verdicts on four-word color scales
  • Named source listings with links for verification
  • Available on mobile apps and web beta
  • Bot Score: rates bot performance across five dimensions (rules, facts, solutions, tone, trick resistance)
  • Break my bot: 15 adversarial customer scenarios test for vulnerabilities
  • Fix it for me: automatically rewrites rule sheet and tests against saved situations
  • Train my bot: 30-minute automated training on weak spots with test validation
  • GitHub integration: sends improvements as pull requests for engineer approval
  • Real chat analysis: identifies problems in actual customer conversations with privacy masking
  • Knowledge check: validates bot replies against FAQ and policy documents
  • AI comparison: test bot performance across Claude, ChatGPT, and Gemini with costs and speed
  • Open source engine: public GitHub implementation of scoring and testing algorithms
What makes it different
  • Returns single-word verdicts instead of percentages or unclear ratings
  • Detects AI-generated content and acknowledges when detection is inconclusive
  • Share directly from any app without opening Lucid
  • All features available in free plan with limited credits
  • Nothing ships without engineer approval: all changes go through GitHub pull request review
  • Privacy by default: customer data anonymized, keys encrypted, uploads not stored
  • Open source testing engine: full algorithm transparency available on GitHub
  • Works with your existing AI: supports Claude, ChatGPT, and Gemini with user's own keys
  • Unified team experience: one plan covers support, product, and engineering roles
Community votes00
DR (Domain Rating by Ahrefs)7 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)70
Citation Flow (Majestic)180
Referring domains (Majestic)200

6 details filled in for both companies.

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