buy_domain
AI agents use buy_domain to commit financial operations through InstaDomain — usually the final step of a payment, billing, or trading workflow. A call moves real money.
Despite the empty description, the tool name 'buy_domain' combined with the server's explicit purpose of domain registration and payment (Stripe/crypto) strongly indicates this tool initiates a financial transaction to purchase a domain. Misuse by an AI agent could result in unauthorized domain purchases and financial charges.
From the tool's definition Tool name 'buy_domain' on a server explicitly described as enabling domain purchase via 'Stripe or x402 crypto'; sibling tools include 'buy_domain_crypto' and 'buy_domain_mpp' confirming financial transaction context.
Attacks that exploit this kind of access
buy_domain. It is categorised as a Financial tool in the InstaDomain MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the InstaDomain MCP server in PolicyLayer and add a rule for buy_domain: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches InstaDomain. Nothing to install.
buy_domain is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the buy_domain rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for buy_domain. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
buy_domain is provided by the InstaDomain MCP server (nach-dakwale/instadomain-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →