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Head to head · 2026

Checksum vs Fume

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

Checksum

AI-generated and auto-healing Playwright and API test suites, delivered as a human-verified Results-as-a-Service so engineering teams…

3.8Not listed

Visit Checksum (opens Checksum in a new tab)

Fume

AI QA agent that turns screen recordings into maintained Playwright test suites

3.9$500/mo

Visit Fume (opens Fume in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: Checksum does not list a price

  • Free plan

    Tie

    Neither has one

  • Higher rating

    Fume

    3.8 against 3.9

  • Same job?

    Yes

    Both are Coding tools

Side by side

Compared onChecksumFume
Our rating3.83.9Better
Starts atNot listed$500/mo
Free planNoNo
CategoryCodingCoding
PlansSee pricingFrom $500/mo
Key features
  • AI-generated Playwright and API tests from real user sessions
  • Automatic test healing in real time as the application changes
  • Human engineer verification before any test is marked ready
  • Generated tests run as standard Playwright code in the team's own repo
  • No per-seat or per-run fees, priced only by workflows maintained
  • Screen-recording-to-Playwright-test generation
  • Automated twice-daily test runs with failure notifications
  • AI fallback agent that repairs broken tests when UI changes
  • Migration support for existing Playwright, Selenium, and Cypress suites
  • Slack, Jira, and Linear integrations for bug triage
Pros
  • Human verification adds a real reliability check beyond pure AI output
  • Usage-based pricing avoids per-seat costs as a team scales
  • A bootstrapped, revenue-generating company rather than a pre-revenue startup
  • Converts a screen recording into a working test without writing test code by hand
  • AI self-healing reduces the maintenance burden that normally breaks test suites after UI changes
  • Generated tests remain usable outside Fume even after cancellation
Cons
  • No self-serve trial or published pricing; every deal starts with a demo
  • Only a LinkedIn company presence was found, no other public social account
  • Relies on Playwright specifically, so teams on a different test framework aren't served
  • $500/month starting price puts it out of reach for solo developers and small teams
  • No permanent free tier, only a 30-day trial
  • Founded in 2024, so long-term reliability at scale is still unproven
CompanyChecksum, founded 2022Fume, founded 2024

Prices come from each vendor's pricing page, last checked 20260923. Check the vendor before you buy.

FAQ

Questions people ask

Is Checksum better than Fume?

In our reviews Checksum scores 3.8 and Fume scores 3.9. The better pick depends on the job. Checksum: AI-generated and auto-healing Playwright and API test suites, delivered as a human-verified Results-as-a-Service so engineering teams stop hand-writing and maintaining end-to-end tests. Fume: AI QA agent that turns screen recordings into maintained Playwright test suites.

Which is cheaper, Checksum or Fume?

Checksum: see pricing. Fume: from $500/mo.

Do Checksum and Fume have free plans?

Neither lists a free plan.

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