# btc_wallet_get_balance

Return the current wallet balance in BTC.

Agent View of the PolicyLayer registry record for `btc_wallet_get_balance`. HTML page: https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-wallet-get-balance

## Facts

- Tool: `btc_wallet_get_balance`
- Server: Bitcoin wallet MCP server (`markmhendrickson/mcp-server-bitcoin`) — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin.md
- Homepage: https://github.com/markmhendrickson/mcp-server-bitcoin
- 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": "btc_wallet_get_balance",
    "arguments": {}
  }
}
```

## Why btc_wallet_get_balance is rated Low

This tool retrieves data (wallet balance) with no side effects. It does not send funds, execute code, modify state, or trigger external operations. While it operates on a financial system, merely reading a balance is a Read operation, not Financial (which requires moving money or committing obligations).

From the tool's own definition: "Tool name 'btc_wallet_get_balance' and description 'Return the current wallet balance in BTC' indicate a read-only query operation that retrieves balance information without modifying, executing, or committing financial transactions."

## Use case

AI agents call btc_wallet_get_balance to retrieve information from Bitcoin wallet MCP server 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 Bitcoin wallet MCP server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "btc_wallet_get_balance": {}
  }
}
```

## Other tools on Bitcoin wallet MCP server (92)

- `btc_sign_message` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-sign-message.md
- `ledger_sign_stx_transaction` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ledger-sign-stx-transaction.md
- `stx_call_contract` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-call-contract.md
- `stx_sign_structured_message` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-sign-structured-message.md
- `stx_sign_transaction` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-sign-transaction.md
- `stx_sign_transactions` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-sign-transactions.md
- `bns_register` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/bns-register.md
- `btc_combine_utxos` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-combine-utxos.md
- `btc_send_max` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-send-max.md
- `btc_send_transfer` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-send-transfer.md
- `btc_sign_batch_psbt` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-sign-batch-psbt.md
- `btc_wallet_send_transfer` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-wallet-send-transfer.md
- `ledger_sign_psbt` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ledger-sign-psbt.md
- `ord_create_repeat_inscriptions` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-create-repeat-inscriptions.md
- `ord_recover_bitcoin` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-recover-bitcoin.md
- `ord_send_inscriptions` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-send-inscriptions.md
- `ord_send_inscriptions_split` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-send-inscriptions-split.md
- `sbtc_bridge_withdraw` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/sbtc-bridge-withdraw.md
- `stx_deploy_contract` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-deploy-contract.md
- `stx_revoke_delegation` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-revoke-delegation.md
- `stx_stack` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-stack.md
- `stx_transfer_sip10_ft` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-transfer-sip10-ft.md
- `stx_transfer_sip9_nft` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-transfer-sip9-nft.md
- `stx_transfer_stx` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-transfer-stx.md
- `swap_execute` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/swap-execute.md
- `tx_cancel` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/tx-cancel.md
- `bns_get_names` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/bns-get-names.md
- `bns_lookup` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/bns-lookup.md
- `btc_decode_psbt` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-decode-psbt.md
- `btc_estimate_fee` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-estimate-fee.md
- …and 62 more: https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin.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=markmhendrickson-mcp-server-bitcoin · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/markmhendrickson-mcp-server-bitcoin