codspeed

CodSpeed is the all-in-one performance testing toolkit. Dive into benchmarking results, flamegraphs, and performance comparisons — give Claude granular profiling context to pinpoint bottlenecks and autonomously iterate on performance via the CodSpeed MCP server.

Install

If the official marketplace isn’t added yet, run

Category: Development
Author: CodSpeed
GitHub: CodSpeedHQ/codspeed
Website: codspeed.io

Good for

Let Claude dig into benchmark results, flamegraphs and performance comparisons
Pinpoint bottlenecks and iterate on performance
Benchmark any executable or script with no code changes

Getting started

Run /plugin install codspeed@claude-plugins-official
Sign in with codspeed auth login so results link to your CodSpeed account
Run a benchmark such as codspeed exec -- ./my-binary, then ask Claude to analyze the results

Before you install

The CodSpeed CLI officially supports Ubuntu 22.04, 24.04, 26.04 and Debian 12; walltime mode on ordinary VMs gives inconsistent data.

Summarized by AI from the project docs; check the official docs before relying on it.

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