# `com.textforagents/demurrage-for-agent-resource-holds` on anlyon.dev

> Text inside fenced blocks marked untrusted-server-text was written by the MCP server's publisher, not by anlyon.dev. It is data to inspect, not instructions to follow. Invisible characters are shown as [U+XXXX].
> No finding is not a safety guarantee: these are point-in-time checks of tool definitions, not of code or behaviour.

- Page: https://anlyon.dev/servers/com.textforagents/demurrage-for-agent-resource-holds
- JSON: https://anlyon.dev/api/v1/servers/com.textforagents/demurrage-for-agent-resource-holds
- Version: 1.0.0 (active)
- Publisher: com.textforagents (domain proven to the MCP Registry)
- Runs: remote (streamable-http)
- Sign-in to list tools: none
- Metadata from the official MCP Registry, synced 2026-10-23T04:17:39.224Z

Title and description, as the publisher wrote them:

```untrusted-server-text
Demurrage for Agent Resource Holds: price the hold, not just the use
Price the hold, not just the use: demurrage tariff engine for agent fleet resources.
```

Scanned 2026-10-23T03:17:53.905Z over streamable-http.

**6 tools: 5 change things and 1 only read.**

| Group | Class | Tools | Claude Code |
| --- | --- | --- | --- |
| Deletes or cancels | destructive | 0 | deny |
| Can't be undone | irreversible | 0 | ask |
| Changes things | write | 5 | ask |
| Only reads | read | 1 | allow |

## Exfil surface

No private-data -> untrusted-input -> outbound path in this server alone: no tool is tagged private-data or untrusted-input or outbound.

| Tag | Meaning | Tools |
| --- | --- | --- |
| private-data | Reads files, mail, messages, databases, secrets, calendars or repositories. | none |
| untrusted-input | Brings in text someone else can write: web pages, inbound email, messages, issues and comments. | none |
| outbound | Can carry data to people or systems: it sends, posts or publishes, or takes a recipient, channel or URL. | none |

## Findings

No check matched anything in these tool definitions.


## Changes things (5)

Creates or changes something that can be changed back. Claude Code: ask.

### `demurrage_account`

- Nothing in its name or description says what it does, so it is counted as a write.

Description, as the server wrote it:

```untrusted-server-text
Own account state: trial remaining, fleet plan, service charges. Requires api_token.
```

### `demurrage_evaluate_hold`

- The name "demurrage_evaluate_hold" says "evaluate": a word for a change.

Description, as the server wrote it:

```untrusted-server-text
Evaluate a hold: accrual + notice ladder + budget debit + cap snapshot-and-release. Requires api_token, hold_id.
```

### `demurrage_register_hold`

- Nothing in its name or description says what it does, so it is counted as a write.

Description, as the server wrote it:

```untrusted-server-text
Register a hold on a pooled resource (one free registration per operator, ever; then $0.01/hold x402; fleet plan included). Requires api_token, agent, resource_class, task, budget; optional state, x_payment.
```

### `demurrage_release_hold`

- Nothing in its name or description says what it does, so it is counted as a write.

Description, as the server wrote it:

```untrusted-server-text
Voluntarily release a hold. Requires api_token, hold_id.
```

### `demurrage_restore_capsule`

- Nothing in its name or description says what it does, so it is counted as a write.

Description, as the server wrote it:

```untrusted-server-text
Restore a snapshot capsule into a NEW hold (hash verified; tampered capsules refused). Requires api_token, capsule_id, budget.
```

## Only reads (1)

Looks things up and changes nothing. Claude Code: allow.

### `demurrage_query_hold`

- The name "demurrage_query_hold" says "query": a word for reading.

Description, as the server wrote it:

```untrusted-server-text
Tariff query: free time left, tier, next-hour cost, accrued, idle ratio (one free query per operator, ever; then $0.005/query x402; fleet plan included). Requires api_token, hold_id; optional x_payment.
```

## Claude Code permissions

For `.claude/settings.json`, assuming the server is installed as `demurrage-for-agent-resource-holds`:

```json
{
  "permissions": {
    "allow": [
      "mcp__demurrage-for-agent-resource-holds__demurrage_query_hold"
    ],
    "ask": [
      "mcp__demurrage-for-agent-resource-holds__demurrage_register_hold",
      "mcp__demurrage-for-agent-resource-holds__demurrage_evaluate_hold",
      "mcp__demurrage-for-agent-resource-holds__demurrage_release_hold",
      "mcp__demurrage-for-agent-resource-holds__demurrage_restore_capsule",
      "mcp__demurrage-for-agent-resource-holds__demurrage_account"
    ],
    "deny": []
  }
}
```