Introducing Keploy: AI-Powered API Test Generation

The Problem

Writing comprehensive API tests manually is time-consuming. Testing 50 endpoints with proper coverage of status codes, edge cases, and error scenarios can take weeks. Most teams end up with incomplete coverage because there's never enough time to write tests for every possible scenario.

What Keploy Does

Keploy auto-generates complete API test suites from your existing assets:

OpenAPI / Swagger Specs

Analyzes schemas and generates tests for every endpoint with validated assertions.

Postman Collections

Instantly converts existing Postman collections into automated test suites.

cURL Commands

Transforms raw cURL commands into reusable, verifiable test cases.

Recorded API Traffic

Captures real API traffic to generate tests based on actual user interactions.

Step 1 : Start API testing by entering your API URL, uploading a Swagger schema, pasting a cURL command or explore other options.
Step 2 : Keploy ingests your API data, runs primary tests, and instantly classifies them as passed, failed, or buggy - with live visibility into each test's behavior side-by-side.
Step 3 : After generating test suites, explore every request and response with full visibility into assertions and variables. Add or modify steps, share suites, configure schema checks, and run them natively - even tweak endpoint settings or authentication parameters for deeper testing, all supported in incognito mode.
Step 4 : View the Analytics Dashboard for a complete overview - visualize daily API test runs, track activity trends, explore HTTP method distributions, and understand endpoint traffic flow through interactive tree representations for deeper insights.

Key Capabilities

  • Validated Assertions: Each test includes assertions based on actual API responses - status codes, headers, and payload structures.
  • Edge Case Coverage: Automatically tests null values, boundary conditions, malformed inputs, and unexpected scenarios.
  • CI/CD Ready: Generates stable, non-flaky tests that integrate directly into your pipeline.
  • Adaptive Learning: Test suites evolve automatically as your API changes.

Manual vs. Keploy

Before

Manual Testing
  • Time for 50 endpoints: 2-3 weeks
  • Test cases generated: 50-100 (basic coverage)
  • Edge case coverage: ~30%
  • Maintenance effort: High (manual updates)

After

Keploy
  • Time for 50 endpoints: ~5 minutes
  • Test cases generated: 200+ (comprehensive)
  • Edge case coverage: ~90%
  • Maintenance effort: Low (auto-adapts)

Bottom Line

Keploy eliminates the manual grind of writing API tests. Generate comprehensive coverage in minutes, catch regressions before production, and ship with confidence - whether you're a solo developer or part of a larger team.

Before You Go

  • Who we are: Keploy - AI that auto-generates, runs, and fixes API tests.
  • Why you're hearing from us: You signed up and hit "Generate Tests" - welcome aboard.
  • Escape hatch: Every email has a one-click unsubscribe - no spam, no guilt trips.
  • Learn more: Check out our docs or watch a quick demo if you'd like a guided walkthrough.

Thanks for reading through - now back to building without breaking!

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Keploy | Open Source AI-Powered API, Integration, Unit Testing Agent for Developers