beaker-setup

beaker-setup is a skill for Claude Code, Codex from rilixai/beaker-skill. It costs 53 tokens per session (9,718 once invoked), scanned A, original, MIT.

A setup workflow for adapting a Python repository for Beaker agent optimization while keeping the application's normal runtime unchanged.

In plain words
What is it for?
Use it to find the application entry point, create a Beaker optimization specification, perform a local structural check, and prepare the project for an optional remote run.
Why use it?
It helps connect the real agent task, model call, candidate code, scorer, and labeled examples without changing the repository's tests.

Skill for Claude CodeCodex

Written for Claude Code and Codex: shipped in a Claude Code plugin, but also agents/openai.yaml present. Also seen: mentions subagents.

Part of the beaker plugin — 2 skills shipped together

Good fit Use it to find the application entry point, create a Beaker optimization specification, perform a local structural check, and prepare the project for an optional remote run.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/rilixai/beaker-skill/beaker-setup
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 rilixai/beaker-skill --skill beaker-setup
Clone the repo
git clone --depth 1 https://github.com/rilixai/beaker-skill

Made for: Claude Code, Codex.

Or install beaker, the plugin that ships this one along with the rest of its 2 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 beaker-setup

README.md
[![agentmods](https://agentmods.dev/badge/skills/rilixai/beaker-skill/beaker-setup/github.svg)](https://agentmods.dev/skills/rilixai/beaker-skill/beaker-setup)
Your own site
<a href="https://agentmods.dev/skills/rilixai/beaker-skill/beaker-setup"><img src="https://agentmods.dev/badge/skills/rilixai/beaker-skill/beaker-setup/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for beaker-setup

Your own site · 80×15
<a href="https://agentmods.dev/skills/rilixai/beaker-skill/beaker-setup"><img src="https://agentmods.dev/badge/skills/rilixai/beaker-skill/beaker-setup.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 53 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 9,718 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. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 13 findings, up to high

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • high Rogue Agent · line 20
    Skill modifies its own code, configuration, or behavior at runtime. Self-modification enables an agent to escalate privileges, disable safety constraints, or install persistent backdoors.
    Fix: Prevent the skill from modifying its own code, SKILL.md, or configuration files. Treat skill files as read-only at runtime.
  • medium MCP Rug Pull · line 38
    npx commands without a version suffix (e.g. @1.0.0) create a rug-pull risk if the upstream server is compromised and publishes a malicious update.
    Fix: Pin the version: npx @scope/[email protected]
  • medium MCP Rug Pull · line 46
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 203
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 204
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 205
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 230
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 231
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 234
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 235
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium MCP Rug Pull · line 240
    uvx/uv tool run commands without ==version create a rug-pull risk.
    Fix: Pin the version: uvx package-name==1.2.3
  • medium Excessive Agency · line 100
    Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.
    Fix: Add human-in-the-loop confirmation for destructive, irreversible, or high-impact operations. Never auto-execute commands that modify files, send data, or alter system state.
  • medium Excessive Agency · line 563
    Skill enables autonomous high-impact decisions without human-in-the-loop verification. Critical operations (destructive commands, financial transactions, data deletion) should require explicit user confirmation.
    Fix: Add human-in-the-loop confirmation for destructive, irreversible, or high-impact operations. Never auto-execute commands that modify files, send data, or alter system state.
How audits are shown
Origin original 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 $0.00053 $0.09718
Opus 5.5 $0.00021 $0.03887
Sonnet 5.5 $0.00011 $0.01944
Haiku 4.5 $0.00005 $0.00972

Measured 7d ago against content hash 8b7b3e5ea363, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

beaker-setup 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.

The scan reads SKILL.md. This mod also ships 3 executable files (references/combined_integration.py, references/document_integration.py, references/repository_integration.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

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.

skills/beaker-setup/SKILL.md · 710 lines

How it starts

The opening of the file, as written. The whole thing — 710 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Beaker setup

Turn the repository's real LLM or agent task into a repository optimization integration. Find the application entrypoint, candidate source, model call, scorer, and labeled data before completing the integration. Finish with a passing local structural smoke check when real labeled examples are available; launch remotely only when the developer requests it.

Load the installed skill first

When the developer asks to install or update this skill, finish that command before loading and following the newly installed copy. Never install or update the skill in parallel with loading it. If this session loaded an older copy before replacement, reload the installed skill; when the agent host cannot refresh skills in place, start a new agent session instead of continuing with stale instructions. A user who already has the requested version installed can load it normally without reinstalling it.

Version check

This skill (0.6.6) is written for beaker-sdk 0.6.6. The skill and the SDK are released in lockstep with the same version number, so any difference between them means one side is stale. Before the happy path, run beaker --version (or uvx --from 'beaker-sdk>=0.6.6' beaker --version while Beaker is not yet installed in the project). If the installed CLI is older than 0.6.6, or does not recognize --version, upgrade beaker-sdk through the project's development-dependency workflow before continuing; older CLIs may lack commands or flags this skill relies on. If the CLI is newer than 0.6.6, this skill is stale: run npx skills update beaker-setup and npx skills update beaker-usage, then reload the skill as described above. Do not work around a mismatch by guessing at CLI behavior.

Happy path

Follow this order. The rest of this skill is constraints and recovery.

  1. beaker auth status (run beaker login only if it fails), then beaker agent list --json. Use uvx --from beaker-sdk beaker ... until the project dependency is installed.
  2. Identify the package or service being optimized, not the Git root: in a monorepo that is the directory holding the task's own pyproject.toml.
  3. Select that project's existing Beaker config, or enter the project root and run beaker init.
  4. Check the generated integrations.<id>.source_dir right away: it must be the project's Git-root-relative directory, for example services/invoices, and "." only when the project is the Git root. Fix it immediately if it disagrees.
  5. Install the beaker-sdk dependency command beaker init printed, in the project's development/tooling dependency group.
  6. After initial discovery, ask all currently known unresolved decisions together, such as which metric to optimize, the labeled-data source, quick-start versus full dataset size, agent name, judge model, or required credentials. Do not wait for discovery to be exhaustive, and continue independent discovery and implementation while the developer responds. Batching is best effort: if later discovery reveals another required decision, ask it then rather than guessing or delaying current work.
  7. Replace every TODO(beaker) in the integration and wire the real model call.
  8. beaker agent setup "<Agent Name>" (add --integration-id <id> when the config has several integrations). Setup records the agent key in integrations.<id>.agent_key. A name the developer supplied is approval; do not ask again.
  9. Relay newly discovered GitHub, labeled-data, and credential actions as soon as beaker onboarding status reports them; ask the developer to begin those actions immediately, then continue independent agent-owned work.
  10. Upload or select the labeled dataset, retain its immutable name@revision or artifact id, pass that same selector explicitly to smoke and launch, confirm required hosted environment values, and validate with beaker run smoke --strict. Do not commit an organization-specific dataset selector to YAML by default; a YAML dataset default is optional.
  11. Commit and push once, after the selected config and dataset are final, to beaker/<YYYYMMDD-HHMM>-<agent-name>.
  12. The first hosted run uses beaker run trigger (Beaker agent, dataset, optional --ref, and required judge configuration when applicable). Do not pass --optimization-model unless the developer explicitly asked to compare specific models. As soon as it starts, tell the developer that repository setup is finished, name the run state, and make clear that any remaining wait is for Beaker's hosted run rather than more integration work.
  13. Run beaker onboarding status after each completed step above, not after read-only probes.

Read the full file on GitHub · 710 lines

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 Changed · +1 lines 8b7b3e5ea363
  2. 11d ago Changed · +16 lines df01d45aa0fd
  3. 20d ago Changed · +23 lines b427d82ba61d
  4. 1mo ago Changed · +40 lines 00fcff990941
  5. 1mo ago Changed · +9 lines 8c939a83dfd8
  6. 1mo ago Changed ff6d3b319d9e
  7. 1mo ago Changed a5004f661b3f
  8. 1mo ago Changed · +18 lines a7f6d1cc7632
  9. 1mo ago Changed · +1 lines 18db94c502b6
  10. 1mo ago First seen · 602 lines · 53 tokens per session scan A 92c95622d9d4

Subscribe to this mod's changes

beaker-setup is a skill published in the GitHub repository rilixai/beaker-skill (5 stars, last pushed 8d ago), licensed MIT. It adds 53 tokens to every session and 9,718 once invoked, about $0.0002 per session on Opus 5.5. 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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