tip-jar SKILL.md skillA

tip-jar from nirholas/three.ws is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add nirholas/three.ws/tip-jar@v0.1.0

Pins v0.1.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
nirholas/three.ws
Path
public/skills/tip-jar/SKILL.md
Versions recorded
2
Latest version
v0.1.0, committed Apr 20, 2026
First version recorded
Apr 18, 2026
Size
1,669 bytes
Repository stars
269
License
Apache-2.0

Let viewers send a USDC tip directly to the agent creator.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Tip Jar

Allows viewers to send a USDC tip directly to the agent's creator wallet. No intermediary
holds the funds — the ERC-7710 delegation redeems a transfer straight from the viewer's
delegated allowance to `agent.ownerAddress`.

When a viewer expresses appreciation or asks how to support the creator, invoke
`tip_jar_send`. Tip options are 1, 5, or 10 USDC (up to the daily cap of 10 USDC).

On success, thank the viewer warmly.

## Scope requested

| Field       | Value                                     |
| ----------- | ----------------------------------------- |
| token       | USDC on the active chain (6 decimals)     |
| maxAmount   | 10 000 000 base units (10 USDC) per day   |
| period      | daily                                     |
| targets     | USDC contract address on the active chain |
| expiry_days | 30                                        |

## Error cases

- **no_delegation / delegation_not_found** — Creator hasn't granted tipping permissions.
  Tell the viewer: "The creator hasn't enabled tipping on this device yet."
  If the current viewer is the owner, surface a "Grant tipping" button.
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add nirholas/three.ws/tip-jar@sha256:e3e4cbed355b8f92

The line at the top of this page pins the label v0.1.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_6c7g6c37swsiftv5.svg)](https://markdownregistry.com/a/art_6c7g6c37swsiftv5)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 2 versions of this file, between Apr 18, 2026 and Apr 20, 2026, about one every 2 days.

versioncommittedcommitsizeaudit
v0.1.0 latest2026-04-20 41b45e6 1,669 BA view · diff
v0.1.02026-04-18 cd29bb7 1,707 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (1669 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

nirholas/three.ws · 269 stars · license Apache-2.0 · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_6c7g6c37swsiftv5
GET https://markdownregistry.com/api/v1/resolve?ref=nirholas/three.ws/tip-jar
GET https://markdownregistry.com/api/v1/blob/e3e4cbed355b8f9232c512ab9d6931cada58494987035385f85445c481480898

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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