Skip to main content

Built by makers, shipped in public

Sign in

Fume vs Rulebook

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

Fume compared with Rulebook
DetailFume logo FumeRulebook logo Rulebook
What it doesAI QA team that creates and maintains Playwright end-to-end browser tests from video recordings Take your AI support bot from 4/10 to 10/10
StageNot given MVP
FoundedNot given 2026
Based inNot given Not given
Pricing modelFree trial Free trial
PricingTeam Plan: $500/month (30 day free trial). Enterprise: custom pricing available upon contact. Free during beta. After beta: $29/month (your own AI keys, unlimited runs) or $59/month (AI included, 50 runs/month).
Key features
  • Record videos to generate tests
  • Automatic test case extraction in seconds
  • AI agent fallbacks for broken tests
  • Twice-daily automated test runs
  • Free cloud test runners
  • 100% Playwright code ownership
  • CI/CD pipeline integration
  • Migrate existing tests
  • Self-healing test maintenance
  • Application exploration
  • 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
  • No QA work required - autonomous testing replaces entire QA team operations
  • Tests handle major UX changes agentically
  • Own 100% Playwright code with no vendor lock-in
  • Cover 80% of user flows in under 10 minutes
  • Free cloud infrastructure included
  • 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)17 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)50
Citation Flow (Majestic)290
Referring domains (Majestic)1330

5 details filled in for both companies.

More alternatives to Fume More alternatives to Rulebook

Ask us