sms_number

The number texts are sent from, which numbers are verified as yours, and how many messages are left today

Free. This one only touches this instance's own storage, so there is nothing to charge for.

Runs on SMS — Text somebody, and read what they text back.

Calling it

Three doors onto the same method. MCP is what an agent speaks, REST is what a program speaks, and the answer is identical.

{"id":1,"jsonrpc":"2.0","method":"tools/call","params":{"arguments":{},"name":"sms_number"}}

Try it in the playground.