TAU Commander vs eryx

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

TAU Commander compared with eryx
Detail	TAU Commander	eryx
What it does	Intuitive Performance Engineering	WebAssembly sandbox for running untrusted Python safely
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Open source	Open source
Pricing	Not given	Not given
Key features	Target configuration for hardware and software environments Application profiling with MPI and OpenMP support Multiple measurement methods including instrumentation, sampling, and tracing Experiment composition combining targets, applications, and measurements	Full CPython 3.14 with standard library Async callbacks from sandboxed code No filesystem or network unless allowed Fast startup in 1–5 milliseconds Embed from Python, JavaScript or Rust MCP server support gRPC server deployment Hosted execution over HTTP and WebSocket
What makes it different	Simplifies the TAU Performance System with an intuitive interface Freely available under open source BSD-style license	Full CPython 3.14 running in WebAssembly Async callbacks between sandbox and host Extremely fast sandbox startup Works as MCP server for AI agents
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	45 no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	16	0
Citation Flow (Majestic)	20	6
Referring domains (Majestic)	2	2

4 details filled in for both companies.