A smarter Cypress alternative without the in-browser limits
Cypress runs your JavaScript tests inside the browser, with selectors to maintain and limits on cross-origin and multi-tab flows. Kane CLI takes a plain-English objective, drives a real Chrome browser like a user, self-heals on UI changes, and returns a verified pass or fail. Free to install.
or read the documentation
Why teams move from Cypress to Kane CLI
Cypress earned its following with a great developer experience and time-travel debugging. The trade-offs show up at the edges: the in-browser model strains on cross-origin journeys and multiple tabs, cross-browser coverage is narrow, and you still maintain selectors and custom commands.
Kane CLI drives Chrome from outside, like a real user. You give it intent, it adapts when the UI shifts, asserts the result, and reports a verified pass or fail with video evidence, with no spec files to keep current.
You keep the escape hatch too: any flow exports to native Playwright with one command, so you are never locked out of the code underneath.
Kane CLI vs Cypress
Real-browser journeys without the in-browser execution limits.
| Capability | Kane CLI (TestMu AI) | Cypress |
|---|---|---|
| Authoring model | Plain-English objectives, no code | JavaScript test code in the browser |
| Element targeting | Natural-language intent, no selectors | CSS selectors and cy.get() you maintain |
| Resilience when the UI changes | Autoheals and retries up to 50 steps | |
| Verified pass or fail | Built-in assertions, returns pass or fail | You write assertions with should() |
| Cross-origin and multi-tab | Drives the browser like a real user | Constrained by the in-browser model |
| Browser coverage | Chrome local, cross-browser and OS on the cloud | Chromium family and Firefox (no stable Safari) |
| Agent-native output | --agent emits structured NDJSON | |
| Evidence and reporting | Video, step trace, shareable links, dashboard | Screenshots, video, Cypress Cloud (paid) |
| Test Manager sync | Every run syncs automatically | |
| Native Playwright export | One command to export Playwright code | n/a |
What you get with Kane CLI
Everything Cypress leaves to your code, handled by the tool.
Objectives, not spec files
Cypress wants a spec, selectors, and custom commands before it runs a single step. Kane CLI takes the journey in plain English, plans it, drives Chrome, and verifies the outcome.
No selectors to maintain
Skip the cy.get() chains and CSS selectors that break when the DOM shifts. Kane CLI targets elements by intent and self-heals through up to 50 steps until the journey is verified.
Cross-origin and multi-tab that just work
The in-browser model makes cross-origin journeys and multiple tabs awkward in Cypress. Kane CLI drives Chrome from outside, so those flows behave the same as they do for a real user.
Cross-browser beyond Chromium
Cypress covers the Chromium family and Firefox with no stable Safari. Kane CLI runs Chrome locally, then one flag scales the same journey across browsers and operating systems on the cloud.
Evidence without a paid cloud
Built-in assertions check every step and flag the exact failure point, and each run ships video, a step trace, and a shareable replay without a Cypress Cloud subscription.
Own the Playwright code
Unlike a Cypress suite locked to its own runner, any validated Kane CLI flow exports to native Playwright with one command, so you can modify and own the code.
Build up confidence locally
Start in your terminal
Validate on the cloud
Release with confidence
Built for agents and humans, on one engine
Kane CLI and KaneAI share the same automation engine and dashboard.
Drive Chrome from outside the page
Cypress executes JavaScript inside the browser tab. Kane CLI controls a real Chrome from the terminal through the DevTools Protocol, so it acts like a user rather than living inside the page under test.
From objective to verified run
Where Cypress needs a spec and selectors before it can do anything, Kane CLI takes a plain-English objective, plans the steps, and confirms the result in a real browser. Agents can drive the same flow with --agent.
Reporting Cypress puts behind a paid cloud
Every run ships a persistent video, a step trace, and a shareable replay link out of the box, with no Cypress Cloud subscription gating the evidence you hand to teammates.
Replace Cypress in three steps
Install
Run npm install -g @testmuai/kane-cli, then sign in with your TestMu AI account. Skip the cypress.config, the support files, and the custom commands a Cypress project needs first.
Describe the flow
Write the journey in plain English rather than chaining cy.get() and should() against selectors you have to keep current. Run it from the terminal or hand it to your agent.
Run and verify
Kane CLI controls Chrome from outside the page, so cross-origin and multi-tab steps that strain Cypress just work, and it confirms each one with a verified result and a shareable replay.
Get Started With Kane CLI
🎉 Launch offer: Bonus credits for the first 3 months on paid plans
Choose the right plan for you
Local test authoring via CLI
Auto-heal & vision
View test cases on UI
Test Manager
Free
$0
/month
200 Credits
Resets in every
30 days
Starter
$19
/month
2000 Credits
Launch: 4,000 Credits (+100%)
Bonus for first 3 months
Pro
$99
/month
10,000 Credits
Launch: 15,000 Credits (+50%)
Bonus for first 3 months
Enterprise
Get access to solutions built on Enterprise-Grade Security, Privacy, and Compliances.
Need more credits?
Got a bigger use case in mind?
Let’s talk
Choose the right plan for you
Free
$0
/month
200 Credits
Resets in every
30 days
Starter
$19
/month
2000 Credits
Launch: 4,000 Credits (+100%)
Bonus for first 3 months
Pro
$99
/month
10,000 Credits
Launch: 15,000 Credits (+50%)
Bonus for first 3 months
Enterprise
Get access to solutions built on Enterprise-Grade Security, Privacy, and Compliances.
Need more credits?
Got a bigger use case in mind?
Let’s talk
Get the technical rundown
Documentation
Everything you need to install, configure, and run Kane CLI in under 2 minutes.
Frequently asked questions
Cypress is a developer-friendly JavaScript test runner that executes inside the browser with great debugging. You still write test code, maintain selectors, and live within its single-browser, single-tab model. Kane CLI takes a plain-English objective instead, drives a real Chrome browser from outside, self-heals when the UI changes, verifies each step, and returns a pass or fail with video evidence.
Yes, particularly when you hit Cypress limits: cross-origin flows, multiple tabs, and broad cross-browser coverage. Kane CLI drives Chrome through the DevTools Protocol like a real user, so it is not constrained by the in-browser execution model, and it removes selector maintenance entirely.
Yes. Any validated flow exports to native Python Playwright with one command, so you author in natural language and keep ownership of real automation code whenever you want it.
Yes, and it is built for them in a way a Cypress spec is not. The --agent flag emits structured NDJSON instead of console logs meant for a human, so any AI coding agent can parse the result, read a screenshot on failure, and decide the next move. Point your agent at the Kane CLI guide and it installs, authenticates, and drives the browser on its own.
Yes, with the same single binary headed locally and headless in any runner, rather than a Cypress project plus its config and dependencies. Authenticate with your TestMu AI credentials, pass --headless and --timeout, and gate the pipeline on the exit code: 0 on pass, 1 on fail, 2 on setup or auth errors, and 3 on timeout.
The CLI is free to install and use, and local Chrome runs are free, so unlike reaching for paid Cypress Cloud to get reporting you can run end to end without a credit card. Cloud runs on the TestMu AI grid are billed against your TestMu AI plan.
Teach your agent the right skills
Point your AI coding agent at the Kane CLI guide and it will install, authenticate, and run verified browser flows on its own.
Point your agent to: testmuai.com/kane-cli/agents.md