autonomous-dev

autonomous-dev is a skill for Claude Code from softspark/ai-toolkit. It costs 54 tokens per session (2,177 once invoked), scanned A, original, Apache-2.0.

An automated software-delivery workflow that takes a brief, specification, issue, or pull request through implementation, review, testing, and quality checks.

In plain words
What is it for?
Use it to set up a repository, carry out a development task, resume an existing run, or check the next required step before a pull request is ready.
Why use it?
It keeps ownership, progress, assumptions, and evidence in a durable record, so an interrupted run can resume instead of starting over.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter. Also seen: mentions subagents; mentions Claude Code; mentions Codex.

Part of the ai-toolkit plugin — 115 skills, 44 agents, 14 hooks shipped together

Good fit Use it to set up a repository, carry out a development task, resume an existing run, or check the next required step before a pull request is ready.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/softspark/ai-toolkit/autonomous-dev
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 softspark/ai-toolkit --skill autonomous-dev
Clone the repo
git clone --depth 1 https://github.com/softspark/ai-toolkit

Made for: Claude Code.

Or install ai-toolkit, the plugin that ships this one along with the rest of its 115 skills, 44 agents, 14 hooks.

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 autonomous-dev

README.md
[![agentmods](https://agentmods.dev/badge/skills/softspark/ai-toolkit/autonomous-dev/github.svg)](https://agentmods.dev/skills/softspark/ai-toolkit/autonomous-dev)
Your own site
<a href="https://agentmods.dev/skills/softspark/ai-toolkit/autonomous-dev"><img src="https://agentmods.dev/badge/skills/softspark/ai-toolkit/autonomous-dev/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 autonomous-dev

Your own site · 80×15
<a href="https://agentmods.dev/skills/softspark/ai-toolkit/autonomous-dev"><img src="https://agentmods.dev/badge/skills/softspark/ai-toolkit/autonomous-dev.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 54 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,177 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 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 $0.00054 $0.02177
Opus 5.5 $0.00022 $0.00871
Sonnet 5.5 $0.00011 $0.00435
Haiku 4.5 $0.00005 $0.00218

Measured 23d ago against content hash 8870589ef1b0, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

autonomous-dev 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 23d ago.

The scan reads SKILL.md. This mod also ships 2 executable files (scripts/delivery-config.py, scripts/run-state.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.

app/skills/autonomous-dev/SKILL.md · 187 lines

How it starts

The opening of the file, as written. The whole thing — 187 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Autonomous Development

$ARGUMENTS

Only in Claude Code, apply the model-routing-patterns skill when choosing executors or creating agent definitions. Delegate to codex:codex-rescue only when its plugin is installed, enabled and callable in this session. Otherwise use the installed native agents and their configured models. A context without the Agent tool returns the dispatch decision to its supervisor; it does not invent a tool or bypass the client. Preserve explicit user choices and verify actual completion before accepting a delegated result.

Own one software-delivery run from its requested outcome to a reviewed, verified PR. Continue through reversible decisions within the user's approved scope, recording assumptions where they can be reviewed. Use existing skills for their actual work; this skill owns sequencing, state and the exit gate.

Entry points

Input Action
setup Inspect the project and create its validation/tracker/QA configuration
run <brief, spec path, Jira key, issue URL or PR URL> Resolve the task, reuse existing work, then run the process
list List this repository's existing runs without changing state
resume <run-id> Read durable state, claim ownership and continue at the first unmet gate
status <run-id> Read state and report the next action; change nothing

A plain task description means run. /workflow autonomous-development routes here. A request only to review code stays with /review; an incident stays with the incident-response workflow.

Setup and authorization

Read project configuration on first use or when project commands change. Check the target repository's instructions, KB, actual build/test commands and provider identities. Keep issueTracker, codeHost and knowledge separate. For Jira/RAG projects, read the stack integration contract before discovery and reuse it for resume, QA and finalization.

Read the full file on GitHub · 187 lines

Files

What ships with it

7 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 23d ago Changed · +10 lines 8870589ef1b0
  2. 1mo ago First seen · 177 lines · 54 tokens per session scan A bdc955cef2f9

Subscribe to this mod's changes

autonomous-dev is a skill published in the GitHub repository softspark/ai-toolkit (181 stars, last pushed 11d ago), licensed Apache-2.0. It adds 54 tokens to every session and 2,177 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 2026-09-08.

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