Autocannon generates HTTP traffic from the command line or JavaScript API. It reports throughput and latency and is commonly used in Node.js development.
About
Autocannon is a fast HTTP/1.1 benchmarking tool written in Node.js, greatly inspired by wrk and wrk2. It supports HTTP pipelining and HTTPS.
Features
- Support for HTTP/1.1 pipelining
- Support for HTTPS
- Configurable number of concurrent connections, pipelined requests, and duration
- Worker thread support
- Rate limiting capabilities
- Detailed output including latency percentiles and request volume statistics
- API for programmatic usage (e.g., custom requests/clients)
Pricing
Free and open source (MIT License)
Author / Company
Matteo Collina
Latest release
v8.0.0 · 2024-10-14
No descriptive notes provided in the release tag; it is version 8.0.0.
Sources
GROUNDED VIA EXA · 2026-08-11