Built for the cases you didn’t think of

Generate Edge Data in Seconds.

Go beyond the happy path. Turn your requirements into unusual inputs, boundary conditions, and actionable tests before they become production bugs.

Explore edge cases See how it works
3 free generations totalNo card requiredJira · JSON · CSV
THE EDGE LABExample output
Checkout / Quantity validation

One field. A world of edge cases.

-1Negative quantityBoundary
2,147,483,648Integer overflowLimit
nullMissing inputValidation
１Unicode digitEncoding
Concrete data. Clear expected results.
BUILT FOR QA TEAMS

Good tests ask
the difficult questions.

A valid input tells you whether a feature works. An unexpected input helps you discover where it breaks. TestPilot turns your requirements into concrete data and scenarios your team can review.

How it works

From “what if?” to a test your team can run.

1. Add context

Paste a requirement, user story, bug report, or acceptance criteria.

2. Choose coverage

Choose Functional, Edge, or Synthetic to shape the scenarios and data you need.

3. Export results

Review your results, then export JSON or CSV, or create Jira tickets.

Key features

A testing-first workflow, with edge cases at the center.

Find the overlooked inputs

Explore empty values, boundaries, unexpected formats, and failures with concrete test data.

Switch your testing lens

Generate coverage from requirements, stories, acceptance criteria, bug reports, and API specs.

Team-ready exports

Move from reviewed scenarios to Jira, JSON, CSV, or Excel without retyping.

PUT YOUR DATA TO WORK

Explore a testing use case

Start with a sample, then adapt it to your product.

qty < 0BOUNDARY / 01

Checkout & payments

Probe quantity limits, currency precision, and duplicate submissions.

token.expiredSECURITY / 02

Authentication

Explore expired sessions, unusual emails, and password-reset failures.

{ value: null }VALIDATION / 03

APIs & forms

Challenge missing fields, unexpected types, and Unicode inputs.

DATA YOU CAN ACT ON

From an unusual input
to a useful test.

Each case includes concrete data, steps, and an expected result. Review it, adapt it to your product, and export it to your team's workflow.

Create your first case
testpilot / example-case.json Illustrative output
{
  "id": "TC-H001",
  "title": "Reject a negative quantity",
  "test_data": "quantity = -1",
  "priority": "High",
  "expected_result":
    "Show validation; do not charge"
}

Three ways to explore

Functional scenarios, edge conditions, and fictional synthetic examples share the same actionable test-case format.

Review before you export

AI drafts need your judgment. Coverage signals help you inspect risk dimensions; they don't replace running your tests.

Know where your input goes

Requirements are sent to the TestPilot API for AI generation. Use fictional examples and avoid sharing sensitive production data.

Make your next test a better question.

Choose a mode. Add a requirement. Review the possibilities.

Get started free

What would you like to test?

Describe your requirement. Turn it into test cases you can review and use.

Test type

Probe boundaries, missing values, unusual formats, and failure paths.

0 characters

Include the expected behavior, rules, and constraints.

Advanced Options CustomizeJira import, project settings, and scenario formats

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