eTradeWire -- A virtual phone number for an AI agent now takes one command to set up. SV Number, a service that rents temporary phone numbers for SMS verification at https://sms-verification-number.com, has released a server for the Model Context Protocol (MCP), the open standard that connects AI assistants to outside tools.

Why one-time passwords stop autonomous software

One-time passwords stop autonomous software because the code goes to a phone number, and an agent normally has none. It can research, fill forms and manage accounts, but at the SMS step the work waits for a person. Two-factor authentication by SMS is standard across messengers, marketplaces and developer platforms, so agents hit this wall on almost every registration.

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Renting a number over the Model Context Protocol

The agent skill and setup guide at https://sms-verification-number.com/en/agent-sk... walk through each step, from the first tool call to reading the one-time password.

Renting a number over MCP takes the agent a few tool calls: install the server with npx -y sv-number-mcp, pick a country and service from the catalog, order the number and wait for the code. The agent skill and setup guide walk through each step, from the first tool call to reading the one-time password. The number serves one client for its 20 minutes and is not shared during the rental. If the code does not arrive, the rental is refunded.

"Every agent framework can fill a form. None of them had a phone," said a spokesperson for SV Number. "Now the agent has a number of its own for 20 minutes, which is long enough to get the code and finish the job."

Availability and pricing

A rental starts at $0.10 per number, pay-as-you-go, with no subscription. The catalog covers 500+ apps and 1,000+ services; price and availability depend on the service and the country. Repeat SMS to the same number are discounted by 90%. The service is GDPR and CCPA compliant. The server code is published on GitHub in the sv-number/mcp-server repository.