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io.github.theluckystrike/petty-cash

MCPB · PETTY-CASH.MCPB · 2 COMPONENTS · SCANNED SEP 21

A petty cash float on the imprest system: vouchers, reconciliation and the replenishment.

48 Trust /100
Trust breakdown (7 categories)

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score → Why this is hard to score →

Supply Chain Security22
  • Malware scan not yet available for this package.Unverified
  • Known CVEs were checked across the 157 of 157 dependencies we could resolve, so this covers what we could see, not the whole tree.Partial
  • No install/post-install scripts declared.Pass
  • 63 of 157 dependencies flagged as unhealthy (2 deprecated). View diagnostics → Partial
Provenance & Transparency45
Schema Quality & AI Usability87
  • 100% of prompts and resources have a non-trivial description (not blank, and not just the item's name).Pass
  • AI-judged instruction clarity (excellent).Pass
  • Tool/resource definitions use about 1087 tokens (~108/item across 10 items; 9 tools + 1 resources), lean.Pass
  • Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management0
  • Stability not yet verified: not enough scan history yet (needs a 30-day window).Unverified
Tool Coverage99
  • 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
  • 96% of tool parameters carry a description.Partial
Tool Safety75
  • No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
  • 0 of 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation; "voucher_delete" implies "delete" and declares no destructiveHint at all, which the MCP spec reads as destructive by default. See how to fix → Fail
  • An AI judge read all 10 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
  • Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass

Unverified: 1 category

A category scored 0 because we could not verify it: a data source with nothing on this package, evidence we could not reach, or a check we could not run. We only credit what we can confirm.

Install

Add this component to your MCP client. Where a client-specific snippet is available, pick your client below and copy it straight into your config; otherwise use the connection detail shown.

mcpb · petty-cash.mcpb

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Changelog

Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.

  • 17 Sept 26 48

    First indexed and scored.

Diagnostics

Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.

Captured 21 Sept 2026 · Analysed mcpb/https://github.com/theluckystrike/mcp-servers/releases/download/v0.22.0/petty-cash.mcpb@0.22.0

Provenance No attestation

The registry publishes no build provenance for this version, so there is nothing to verify.

Result No attestation
Ecosystem mcpb

Background: How many MCP packages publish verified provenance →

Dependencies 157 packages
Packages resolved 157
Deprecated 2
Stale 63
Tree resolution Complete

Background: SBOMs and build attestations, explained →

MCP tools · 9 exposed · ~1,063 tokens

The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →

Tool Tokens
float_open ~164

Open a petty cash float on the imprest system and return its id. The imprest is the cash the tin is topped back up to at every replenishment, in whole minor units. Free tier: one float.

NameTypeReqDescription
currencystringyesISO code the cash is held in
custodianstringWho holds the tin. Defaults to the shared business profile's name
imprest_minorintegeryesThe float amount in whole minor units (integer cents). 50000 is EUR 500.00
namestringyesWhat this tin is, e.g. Office float or Warehouse float
notestring
openedstringThe date the float was handed over, YYYY-MM-DD. Default today

No output schema declared.

No examples provided.

float_report ~104

Report each float: balance against imprest, what it takes to restore it, unreconciled vouchers with their total, the last count, and the history of what counts found over or short. Pro.

NameTypeReqDescription
floatstringThe float id, e.g. FLOAT-2026-0001, or its name. Omit when there is only one
limitintegerMaximum unreconciled vouchers listed per float, default and ceiling 2000

No output schema declared.

No examples provided.

license_activate ~71

Activate a Pro key (MCPL1.xxx.yyy) from checkout: verified offline against a built-in public key, saved to your config file. A wrong, malformed or expired key is refused, unsaved. license_status reads it back.

NameTypeReqDescription
keystringyesLicense key from the checkout confirmation page

No output schema declared.

No examples provided.

license_status ~54

Report this server's licence state: product, tier free or pro, licence id, expiry, the key source and the upgrade URL. No arguments, no network. Explains a free-tier refusal; license_activate installs a key.

Input schema present but exposes no named parameters.

No output schema declared.

No examples provided.

reconcile ~115

Count the tin: give the cash counted in whole MINOR units and the date, and get the expected balance, the difference, and every voucher since the last count, which this marks reconciled. Free.

NameTypeReqDescription
counted_minorintegeryesThe cash actually counted, in whole minor units
datestringyesThe date it was counted, YYYY-MM-DD
floatstringThe float id, e.g. FLOAT-2026-0001, or its name. Omit when there is only one

No output schema declared.

No examples provided.

replenish_request ~103

Work out what puts the float back to its imprest: the amount, the vouchers it reimburses, the totals per category as an expense_add-ready payload, and the double entry. Writes nothing. Pro.

NameTypeReqDescription
datestringThe date the request is made, YYYY-MM-DD. Default today
floatstringThe float id, e.g. FLOAT-2026-0001, or its name. Omit when there is only one

No output schema declared.

No examples provided.

topup_record ~146

Record cash put into the tin, in whole MINOR units, with the date and source, and return the new balance against the imprest. It also reimburses every voucher up to that date, as a replenishment does.

NameTypeReqDescription
amount_minorintegeryesCash added, in whole minor units
datestringyesThe date the cash went in, YYYY-MM-DD
floatstringThe float id, e.g. FLOAT-2026-0001, or its name. Omit when there is only one
sourcestringyesWhere it came from, e.g. Cheque 0142, Bank withdrawal, or Owner

No output schema declared.

No examples provided.

voucher_add ~239

Record one voucher paid out of the tin and return its VOU-YYYY-NNNN number. More than the float holds is refused, and so is a byte-identical duplicate. Free tier: 20 vouchers a calendar month.

NameTypeReqDescription
amount_minorintegeryesWhat was paid out, in whole minor units. 1250 is EUR 12.50
categorystringyesWhat kind of spend, e.g. postage, travel, office. It becomes the expenses:<category> account
datestringyesThe date the cash left the tin, YYYY-MM-DD
descriptionstringyesWhat was bought, e.g. Printer paper x5
duplicate_okbooleanRecord it even though an identical voucher exists, for a genuinely repeated purchase. Default false
floatstringThe float id, e.g. FLOAT-2026-0001, or its name. Omit when there is only one
paid_tostringyesWho was paid, e.g. Corner Shop
receipt_refstringThe receipt number or where the paper is filed

No output schema declared.

No examples provided.

voucher_delete ~67

Delete a voucher entered wrongly, by its VOU number. One already covered by a reconciliation is refused, naming the count it would falsify: record a correcting voucher instead. Free.

NameTypeReqDescription
voucherstringyesThe voucher id, e.g. VOU-2026-0003

No output schema declared.

No examples provided.

Common questions

What is the io.github.theluckystrike/petty-cash MCP server?

io.github.theluckystrike/petty-cash is an MCP server listed in the public MCP registry as io.github.theluckystrike/petty-cash. A petty cash float on the imprest system: vouchers, reconciliation and the replenishment. This page covers its MCPB bundle (https://github.com/theluckystrike/mcp-servers/releases/download/v0.22.0/petty-cash.mcpb).

Is the io.github.theluckystrike/petty-cash MCP server safe to use?

io.github.theluckystrike/petty-cash scores 48 out of 100 on VerifyMCP. It declares no install or post-install scripts. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

What tools does the io.github.theluckystrike/petty-cash MCP server expose?

io.github.theluckystrike/petty-cash exposes 9 tools: float_open, topup_record, voucher_add, voucher_delete, reconcile, and 4 more. Their descriptions and schemas cost roughly 1,063 tokens of context every time the server is loaded.

What licence is the io.github.theluckystrike/petty-cash MCP server under?

io.github.theluckystrike/petty-cash declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.