circleci-testsuite

circleci-testsuite is a skill for Claude Code from CircleCI-Public/skills. It costs 123 tokens per session (725 once invoked), scanned A, original, no licence file.

A setup and migration workflow for CircleCI Testsuite, a CircleCI feature for discovering, splitting, and running tests. It creates or updates the project's test-suite configuration and commands.

In plain words
What is it for?
Adding CircleCI Testsuite to a project, creating .circleci/test-suites.yml, migrating legacy test commands, and discovering or running tests.
Why use it?
It helps projects move from older CircleCI test-splitting or raw test commands to the Testsuite workflow. Its setup is guided by CircleCI's diagnostic command.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the circleci plugin — 7 skills shipped together

Good fit Adding CircleCI Testsuite to a project, creating .circleci/test-suites.yml, migrating legacy test commands, and discovering or running tests.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/circleci-public/skills/testsuite
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add CircleCI-Public/skills --skill testsuite
Clone the repo
git clone --depth 1 https://github.com/CircleCI-Public/skills

Made for: Claude Code.

Or install circleci, the plugin that ships this one along with the rest of its 7 skills.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for circleci-testsuite

README.md
[![agentmods](https://agentmods.dev/badge/skills/circleci-public/skills/testsuite.svg)](https://agentmods.dev/skills/circleci-public/skills/testsuite)
Your own site
<a href="https://agentmods.dev/skills/circleci-public/skills/testsuite"><img src="https://agentmods.dev/badge/skills/circleci-public/skills/testsuite.svg" alt="Measured on agentmods" height="20"></a>
Per session 123 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 725 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin unknown No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00123 $0.00725
Opus 5 $0.00062 $0.00362
Sonnet 5 $0.00025 $0.00145
Haiku 4.5 $0.00012 $0.00072

Measured 7d ago against content hash 86f2c950ee9e, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-07, from the pricing page.

Security

Grade A, and why

circleci-testsuite scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 7d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/circleci/skills/testsuite/SKILL.md · 33 lines

The source is not reproduced here

No licence file

A repository with no LICENSE is all rights reserved by default, so the body is not copied here. The metadata, the measurements and the link are.

Read it on GitHub

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 7d ago First seen · 33 lines · 123 tokens per session scan A 86f2c950ee9e

Subscribe to this mod's changes

circleci-testsuite is a skill published in the GitHub repository CircleCI-Public/skills (2 stars, last pushed 4d ago), with no licence file. It adds 123 tokens to every session and 725 once invoked, about $0.0006 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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