# mpt-get-balance

Get the MPT balance for a specific account.

Agent View of the PolicyLayer registry record for `mpt-get-balance`. HTML page: https://policylayer.com/tools/romthpt-mcp-xrpl/mpt-get-balance

## Facts

- Tool: `mpt-get-balance`
- Server: Xrpl mcp (`romthpt/mcp-xrpl`) — https://policylayer.com/tools/romthpt-mcp-xrpl.md
- Homepage: https://github.com/RomThpt/mcp-xrpl
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "mpt-get-balance",
    "arguments": {}
  }
}
```

## Why mpt-get-balance is rated Low

This tool performs a read-only operation to query the balance of Marketable Payment Tokens (MPT) for an account on the XRP Ledger. It retrieves data with no side effects, no state changes, and no ability to execute transactions or delete data. This is a straightforward data retrieval operation falling clearly into the Read category.

From the tool's own definition: "Tool name 'mpt-get-balance' and description 'Get the MPT balance for a specific account' indicate a query operation that retrieves account balance information without modification."

## Use case

AI agents call mpt-get-balance to retrieve information from Xrpl mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Xrpl mcp:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "mpt-get-balance": {}
  }
}
```

## Other tools on Xrpl mcp (70)

- `amm-delete` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/amm-delete.md
- `check-cancel` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/check-cancel.md
- `credential-delete` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/credential-delete.md
- `deactivate-did` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/deactivate-did.md
- `delete-account` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/delete-account.md
- `escrow-cancel` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/escrow-cancel.md
- `mpt-issuance-destroy` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/mpt-issuance-destroy.md
- `offer-cancel` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/offer-cancel.md
- `oracle-delete` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/oracle-delete.md
- `permissioned-domain-delete` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/permissioned-domain-delete.md
- `reject-transaction` — Destructive — https://policylayer.com/tools/romthpt-mcp-xrpl/reject-transaction.md
- `amm-vote` — Execute — https://policylayer.com/tools/romthpt-mcp-xrpl/amm-vote.md
- `batch-submit` — Execute — https://policylayer.com/tools/romthpt-mcp-xrpl/batch-submit.md
- `transfer-nft` — Execute — https://policylayer.com/tools/romthpt-mcp-xrpl/transfer-nft.md
- `amm-bid` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/amm-bid.md
- `amm-clawback` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/amm-clawback.md
- `amm-create` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/amm-create.md
- `amm-deposit` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/amm-deposit.md
- `approve-transaction` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/approve-transaction.md
- `batch-payment` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/batch-payment.md
- `check-cash` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/check-cash.md
- `escrow-finish` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/escrow-finish.md
- `offer-create` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/offer-create.md
- `payment` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/payment.md
- `payment-channel-claim` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/payment-channel-claim.md
- `payment-channel-create` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/payment-channel-create.md
- `payment-channel-fund` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/payment-channel-fund.md
- `token-clawback` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/token-clawback.md
- `token-escrow-create` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/token-escrow-create.md
- `transfer-token` — Financial — https://policylayer.com/tools/romthpt-mcp-xrpl/transfer-token.md
- …and 40 more: https://policylayer.com/tools/romthpt-mcp-xrpl.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=romthpt-mcp-xrpl · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/romthpt-mcp-xrpl
