Already have an OpenAPI spec? Get load testing for free
Your OpenAPI spec contains everything we need to generate realistic load tests. Upload it, and our AI creates traffic scenarios that test every endpoint automatically. No manual scripting.
Works with OpenAPI 3.0+ and Swagger 2.0
See how your API behaves under realistic traffic
Experience realistic load scenarios instantly. No signup required.
Demo uses JSONPlaceholder by default. Enter any public GET endpoint.
Demo limit: 20 seconds max
The demo uses simplified scenarios. Full tests use AI-generated traffic patterns that mimic real user behavior and production usage.
Full reports include breaking point detection, traffic headroom, bottleneck analysis, and fix recommendations.
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Everything we learn
from your OpenAPI spec
Your OpenAPI spec is a goldmine of information. We extract endpoints, parameters, schemas, authentication methods, and response formats to generate comprehensive, realistic load tests automatically.
Works with OpenAPI 3.0+, Swagger 2.0, and auto-generated specs from FastAPI, NestJS, Spring Boot, and more.
GET, POST, PUT, DELETE — we test them all
AI generates valid payloads automatically
API keys, Bearer tokens, OAuth — all supported
Realistic user journeys (create → get → update → delete)
Your OpenAPI Spec
AI-Generated Test Scenarios
Works with any framework that generates OpenAPI specs
From spec to insights in 3 steps
Upload your OpenAPI spec (YAML or JSON)
We parse your spec to understand endpoints, schemas, auth, and relationships.
AI generates realistic test scenarios
User journeys, traffic patterns, valid payloads — all automated from your spec.
Run 4 test types automatically
Baseline, ramp, spike, and chaos testing. Get results with specific performance insights.
Turn your OpenAPI spec into load tests in 5 minutes
Free tier includes 5 test runs per month. No credit card required. Upload your spec and test your API today.