// MCP TOOL REFERENCE

ASG CARD TOOLS

18 tools from the ASG Card MCP Server, categorised by risk level.

// ALL 18 ASG CARD TOOLS

READ 15 tools

Read freeze_card Temporarily freeze a card. The card cannot be used for purchases while frozen. Use unfreeze_card to re-enab... Read fund_card Fund an existing card with additional USDC. Pays on-chain via x402 protocol — fully autonomous. Read get_balance Get the live balance of a card directly from 4payments. Returns real-time balance, currency, and card status. Read get_card Get summary information for a specific card (balance, status, name). Does NOT return sensitive details like... Read get_card_details Get sensitive card details: full card number (PAN), CVV, expiry date, and billing address. Use ONLY when yo... Read get_fund_link Generate a fund.asgcard.dev URL that the wallet owner can use to fund the agent Read get_onboard_status Check onboarding lifecycle status: registration, Telegram identity binding, sponsorship status, USDC balanc... Read get_pricing Get pricing info. Card issuance $10, top-up fee 3.5%. Any amount $5–$5,000. Read get_transactions Get real transaction history for a card from 4payments. Shows all card activity including purchases, refund... Read get_wallet_balance Get current USDC and XLM balances. API-first with Horizon fallback. Returns both balances, account funded s... Read get_wallet_status Check wallet readiness: returns public key, USDC and XLM balances on Stellar, whether balance is sufficient... Read list_cards List all virtual cards associated with the configured wallet. Returns card IDs, names, balances, and statuses. Read telegram_link Generate a one-time Telegram deep-link URL to connect the wallet owner Read telegram_status Check whether the wallet owner Read unfreeze_card Unfreeze a previously frozen card, re-enabling it for purchases.

WRITE 2 tools

Write connect_telegram Register wallet and get a Telegram deep-link for identity binding. The owner clicks this link in Telegram t... Write create_card Create a new virtual debit card. Pays on-chain with USDC via x402 protocol — fully autonomous, no human int...

DESTRUCTIVE 1 tools

Destructive telegram_revoke Disconnect the wallet owner

// RUNNING THIS SERVER

The managed route: connect ASG Card through the PolicyLayer gateway — every tool call above is checked against your policy before it runs, with a full audit log.

DIRECT INSTALL (UNMANAGED) npx -y @asgcard/mcp-server

// FAQ

How many tools does the ASG Card MCP server have? +

The ASG Card MCP server exposes 18 tools across 3 categories: Read, Write, Destructive.

How do I enforce policies on ASG Card tools? +

Route the ASG Card server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard — they are enforced on every call before it reaches the server.

What risk categories do ASG Card tools fall into? +

ASG Card tools are categorised as Read (15), Write (2), Destructive (1). Each category has a recommended default policy.

Let agents act without letting them run wild.

Route your MCP servers through PolicyLayer and every tool call is checked against your policy before it runs — allow, deny, or require approval. Per-identity grants. Full audit log. Live in minutes.

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