# Countersign

> Countersign — countersign-network-packages. Use this tool when you need to control and monitor AI agent spending across multiple wallet vendors, ensuring secure and compliant financial transactions. Countersign solves problems of unauthorized or excessive spending by providing a kill switch, spend guard, and audit ledger, allowing for real-time policy enforcement and sub-second freezes. It accepts inputs such as spend requests and policy updates, and outputs include signed audit ledgers and payment mandates.

Canonical page: https://skillsregistry.net/skills/countersign-network-packages  
JSON: https://api.skillsregistry.net/v1/skills/countersign-network-packages

## Description

Kill switch + spend guard for AI agents that spend money: one policy, one sub-second freeze, and one signed audit ledger across every wallet vendor at once (Coinbase, Turnkey, Openfort + cards). Tools include a pre-flight request_spend guard, freeze, apply_policy, ledger, and x402/AP2 payment-mandate guards — free self-serve key, no account.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/qj68vz6aqj)
- **Repository:** <https://github.com/countersign-network/packages>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "countersign-network-packages"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/countersign-network-packages` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/countersign-network-packages/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt