Textbelt

Textbelt is a simple SMS API for developers to send and receive text messages. No account configuration, logins, or recurring billing required. Supports US and Canada phone numbers only.

Documentation

Payment protocol

x402

basesolana

Payment protocol

mpp

tempo

Method ledger

2 callable methods

OpenAPI source

GET/status/{textId}

0 USDC

Check the delivery status of a sent SMS.

Replace {textId} with the ID returned from POST /text. Returns delivery status of the message.

{
  "path": {
    "textId": "string (required, the textId returned from POST /text)"
  }
}

POST/text

20000 USDC

Send an SMS message to a US or Canada phone number.

POST JSON body with phone (10-digit US/Canada number) and message (text content). Returns a response with success status and textId for tracking delivery.

{
  "body": {
    "phone": "string (required, 10-digit phone number with area code, e.g. '5551234567')",
    "message": "string (required, SMS content)"
  }
}