API Testing · Load Testing · Traffic Monitoring
The API testing platform built for engineers who ship fast
Run functional tests, simulate load, and monitor traffic from one dashboard. No setup. No bloat. No Postman subscription.
No credit card required · Free tier forever · Setup in 2 minutes
{
"status": "success",
"order_id": "ord_9831",
"latency_ms": 245,
"region": "eu-west-1"
}
Result
200 OK
Response Time
245ms
Assertion
4/4 passed
Everything your team needs to ship stable APIs
Keep test logic, load simulation, and runtime visibility in one place so regressions are caught before releases go live.
API Testing
Send requests, validate responses, save collections. Works with REST, auth headers, and any JSON API.
ExploreTraffic Monitoring
Embed one script. Track pageviews, API response trends, and anomalies in real time.
ExploreAI Analysis
Paste a response. Get a plain-English explanation of what's slow, broken, or misconfigured.
ExploreOne tool. Everything you need.
| Capability | API Test Lab | Postman | k6 |
|---|---|---|---|
| API Testing | Yes | Yes | Limited |
| Load Testing | Yes | Limited | Yes |
| Traffic Monitoring | Yes | No | No |
| AI Analysis | Yes | Limited | No |
| All-in-one | Yes | No | No |
| Starting price | $0 | $14 | $19 |
Competitor data based on publicly available pricing as of 2026. Verify at each vendor's site.
Pricing preview
Start testing in 2 minutes
Free forever. No card. No setup. Just sign up and run your first request.