Features
Scalable load testing for HTTP, GraphQL, Socket.IO, WebSocket, and Playwright browser scenarios
Distributed load testing on AWS Lambda, AWS Fargate, and Azure Container Instances
Turbo Runner for automatic sharding and parallelization of Playwright test suites (up to 10x faster)
Synthetic monitoring with browser or API checks (checks UI coming soon)
Automatic Web Vitals tracking on all pages
GitHub Actions integration with PR comments and linked test reports
Centralized dashboard for all test results, traces, screenshots, and attachments
W3C Trace Context propagation for correlating backend traces with load tests (v2.0.31)
OpenTelemetry support for exporting metrics and traces (SDK 2.x)
Stash API for programmatic access to test artifacts and results
Slack, PagerDuty, and email alerts for test failures and performance regressions
Plugin ecosystem: Slack, expect, ensure, apdex, metrics-by-endpoint, fake-data, hls, fuzzer
VS Code Extension with context-aware autocomplete and inline documentation
Cost reporting for distributed test runs
CLI v2.0.31 with Playwright 1.59.1, Got v14.6.6, Fargate self-termination
Distributed tracing for LLM agents
Capture prompts, retrievals, tool calls, outputs
Human annotations on traces
Create datasets from traces
Run experiments to compare changes
OpenTelemetry-native instrumentation
Self-host locally, Docker, or Kubernetes
Cloud instances with free tier
Vendor agnostic: any model or framework
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