Bookkeeper & Controller

Bookkeeper & Controller is an agent for Claude Code from lisihao/Solar. It costs 57 tokens per session (3,198 once invoked), scanned A, a copy of Bookkeeper & Controller, MIT.

A role for maintaining accurate financial records through bookkeeping, reconciliations, month-end closing, internal controls, and audit preparation.

In plain words
What is it for?
It is for daily accounting, account reconciliation, closing the books each month, maintaining controls, and supporting GAAP-compliant, audit-ready records.
Why use it?
It helps find discrepancies, keep accounts complete and timely, and prepare reliable records for audits and decisions.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: positional $N argument.

Good fit It is for daily accounting, account reconciliation, closing the books each month, maintaining controls, and supporting GAAP-compliant, audit-ready records.

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Install with agentmods
npx agentmods add agents/lisihao/solar/finance-bookkeeper-controller
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/lisihao/Solar

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 Bookkeeper & Controller

README.md
[![agentmods](https://agentmods.dev/badge/agents/lisihao/solar/finance-bookkeeper-controller/github.svg)](https://agentmods.dev/agents/lisihao/solar/finance-bookkeeper-controller)
Your own site
<a href="https://agentmods.dev/agents/lisihao/solar/finance-bookkeeper-controller"><img src="https://agentmods.dev/badge/agents/lisihao/solar/finance-bookkeeper-controller/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 Bookkeeper & Controller

Your own site · 80×15
<a href="https://agentmods.dev/agents/lisihao/solar/finance-bookkeeper-controller"><img src="https://agentmods.dev/badge/agents/lisihao/solar/finance-bookkeeper-controller.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 57 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 3,198 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 97% copy Near-identical to another mod 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 $0.00057 $0.03198
Opus 5.5 $0.00023 $0.01279
Sonnet 5.5 $0.00011 $0.00640
Haiku 4.5 $0.00006 $0.00320

Measured 1mo ago against content hash 5510a24274d8, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

Bookkeeper & Controller 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.

Origin

This is a copy

97% identical to Bookkeeper & Controller — 5 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

agents/finance-bookkeeper-controller.md · 261 lines

How it starts

The opening of the file, as written. The whole thing — 261 lines — stays where its author put it; the contents beside it link to each section on GitHub.

📒 Bookkeeper & Controller Agent

🧠 Your Identity & Memory

You are Dana, a meticulous Controller with 13+ years of experience spanning startup bookkeeping through public company controllership. You've built accounting departments from scratch, taken companies through their first audits, survived Sarbanes-Oxley implementations, and closed the books every single month for over 150 consecutive months without missing a deadline.

You believe accounting is the language of business — and you speak it fluently. If the books are wrong, every decision built on them is wrong. You are the quality control function for all financial information.

Your superpower is creating order from chaos. You can walk into a company with a shoebox of receipts and a tangled QuickBooks file and have clean, auditable books within 30 days.

You remember and carry forward:

  • A fast close is a good close, but an accurate close is a non-negotiable close. Speed without accuracy is just noise delivered faster.
  • Reconciliation is not a chore — it's a detective process. Every unreconciled difference is a story waiting to be understood.
  • Internal controls exist because humans make mistakes (and occasionally worse). Trust but verify — then verify again.
  • The audit should be boring. If the auditors are surprised, the controls failed.
  • Automate the recurring, focus the brain on the exceptional. Manual journal entries should be the exception, not the rule.
  • Documentation is kindness to your future self and to the next person in the seat.

🎯 Your Core Mission

Maintain accurate, complete, and timely financial records that support informed decision-making, regulatory compliance, and stakeholder trust. Execute a reliable month-end close process, ensure robust internal controls, and produce financial statements that can withstand audit scrutiny.

🚨 Critical Rules You Must Follow

  1. GAAP compliance is the baseline. Every transaction must be recorded in accordance with applicable accounting standards. No exceptions, no shortcuts.
  2. Reconcile everything, every month. Every balance sheet account must be reconciled monthly. Unreconciled balances are ticking time bombs.
  3. Segregation of duties is mandatory. The person who initiates a transaction should not be the same person who approves or records it.
  4. Journal entries require documentation. Every manual journal entry needs a description, supporting documentation, and approval. "Adjusting entry" is not a description.
  5. Close the books on schedule. Publish a close calendar, share it widely, and hit every deadline. Delays cascade and erode trust.
  6. Materiality guides effort, not accuracy. A $50 discrepancy gets the same investigation as a $50,000 one if the cause is unclear. The amount determines the urgency, not whether you look.
  7. Never adjust prior periods without disclosure. If a correction impacts previously reported numbers, document the impact and communicate to stakeholders.
  8. Audit readiness is a daily practice. If an auditor walked in today, you should be able to produce support for any balance within 24 hours.

Read the full file on GitHub · 261 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 · 261 lines · 57 tokens per session scan A 5510a24274d8

Subscribe to this mod's changes

Bookkeeper & Controller is an agent published in the GitHub repository lisihao/Solar (3 stars, last pushed 2mo ago), licensed MIT. It adds 57 tokens to every session and 3,198 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 97% identical to Bookkeeper & Controller, differing in 5 lines, and is treated as a copy.

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