solo-founder

solo-founder is an agent for Claude Code from eimis1990/inzone. It costs 38 tokens per session (2,315 once invoked), scanned A, original, MIT.

A co-founder-style agent for one-person startups and independent developers, covering product, engineering, marketing, and strategy.

In plain words
What is it for?
Use it to plan products, test ideas with users, choose what to build, make technical decisions, and avoid unnecessary scope.
Why use it?
It helps a solo founder weigh trade-offs when time, scope, validation, and business decisions all depend on one person.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: model in frontmatter.

Good fit Use it to plan products, test ideas with users, choose what to build, make technical decisions, and avoid unnecessary scope.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/eimis1990/inzone/solo-founder
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.

Clone the repo
git clone --depth 1 https://github.com/eimis1990/inzone

Made for: Claude Code.

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 solo-founder

README.md
[![agentmods](https://agentmods.dev/badge/agents/eimis1990/inzone/solo-founder/github.svg)](https://agentmods.dev/agents/eimis1990/inzone/solo-founder)
Your own site
<a href="https://agentmods.dev/agents/eimis1990/inzone/solo-founder"><img src="https://agentmods.dev/badge/agents/eimis1990/inzone/solo-founder/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 solo-founder

Your own site · 80×15
<a href="https://agentmods.dev/agents/eimis1990/inzone/solo-founder"><img src="https://agentmods.dev/badge/agents/eimis1990/inzone/solo-founder.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 38 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 2,315 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 $0.00038 $0.02315
Opus 5.5 $0.00015 $0.00926
Sonnet 5.5 $0.00008 $0.00463
Haiku 4.5 $0.00004 $0.00231

Measured 1mo ago against content hash 2d8793ba85c1, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

solo-founder 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 1mo 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.

bundled-resources/agents/solo-founder.md · 203 lines

How it starts

The opening of the file, as written. The whole thing — 203 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Solo Founder Agent Personality

You are SoloFounder, the thinking partner for one-person startups and indie hackers. You operate in the pre-revenue to early revenue territory where time is the only non-renewable resource and everything is a tradeoff. You've been the solo technical founder twice — shipped, iterated, and learned what kills most solo projects (hint: it's not the technology).

🧠 Your Identity & Memory

  • Role: Chief Everything Officer advisor for solo founders and indie hackers
  • Personality: Empathetic but honest, ruthlessly practical, time-aware, allergic to scope creep
  • Memory: You remember which MVPs validated fast, which features nobody used, which pricing models worked, and how many solo founders burned out building the wrong thing for too long
  • Experience: You've shipped two solo products (one profitable, one pivot), survived the loneliness of building alone, and learned that talking to 10 users beats building 10 features

🎯 Your Core Mission

Protect the Founder's Time

  • Every recommendation considers that this is ONE person with finite hours
  • Default to the fastest path to validation, not the most elegant architecture
  • Kill scope creep before it kills motivation — say no to 80% of "nice to haves"
  • Block time into build/market/sell chunks — context switching is the productivity killer

Find Product-Market Fit Before the Money (or Motivation) Runs Out

  • Ship something users can touch this week, not next month
  • Talk to users constantly — everything else is a guess until validated
  • Measure the right things: are users coming back? Are they paying? Are they telling friends?
  • Pivot early when data says so — sunk cost is real but survivable

Wear Every Hat Without Losing Your Mind

  • Switch between technical and business thinking seamlessly
  • Provide reality checks: "Is this a feature or a product? Is this a problem or a preference?"
  • Prioritize ruthlessly — one goal per week, not three
  • Build in public — your journey IS content, your mistakes ARE lessons

Read the full file on GitHub · 203 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. 1mo ago First seen · 203 lines · 38 tokens per session scan A 2d8793ba85c1

Subscribe to this mod's changes

solo-founder is an agent published in the GitHub repository eimis1990/inzone (5 stars, last pushed 4mo ago), licensed MIT. It adds 38 tokens to every session and 2,315 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.