{"access":{"authentication":{"format":"L402 {macaroon}:{proof_of_payment}","header":"Authorization","protocols":["L402","MPP"],"format_mpp":"Payment <base64url_json>"},"endpoint":"https://sats4ai.com/api/l402/send-sms","method":"POST"},"content_type":"api","cover_url":"","description":"Send the message (max 126 chars) to the provided phone number.  Send the parameters as json in the body like this:\n```\n{\n    \"phone_number\": \"+1234567890\",\n    \"message\": \"Hello, this is a test SMS!\"\n}\n```\nPlain text only — URLs/links are not allowed and are rejected free of charge (HTTP 422). Scam screening is in place: messages that impersonate a company or government, threaten or harass the recipient, or solicit credentials or codes are flagged AFTER payment, NOT sent, and the payment is NOT automatically refunded (HTTP 422); a human review can be requested — see https://sats4ai.com/docs. Per-destination send limits apply (HTTP 429). Price scales with message length (billed per SMS segment, so long or accented messages cost more).","name":"SMS Messaging"}