{"currency":"USD","micro_usd_per_usd":1000000,"plans":[{"features":{"custom_sender_id":false,"delivery_receipts":true,"priority_routing":false,"priority_send":true,"scheduling":false,"unicode":true,"webhooks":true},"highlights":["Free, unlimited simulated sends","Full API, delivery receipts and webhooks","Messages are never submitted to a carrier","Sends as the platform sender ID"],"key":"sandbox","max_recipients_per_request":10,"max_segments_per_message":4,"max_tps":1,"name":"Sandbox","price_display":"Free","price_uusd_per_segment":0,"priority_price_display":"Free","priority_uusd_per_segment":0,"retention_days":7,"tagline":"Build and test for free. Nothing reaches a handset."},{"features":{"custom_sender_id":false,"delivery_receipts":false,"priority_routing":false,"priority_send":false,"scheduling":false,"unicode":false,"webhooks":false},"highlights":["$0.10 per SMS segment","Both networks — B-Mobile and TashiCell","Up to 1,000 recipients per request","Delivery receipts in the dashboard","Sends as the platform sender ID","14 days of message history"],"key":"starter","max_recipients_per_request":1000,"max_segments_per_message":10,"max_tps":5,"name":"Starter","price_display":"$0.10","price_uusd_per_segment":100000,"priority_price_display":null,"priority_uusd_per_segment":300000,"retention_days":14,"tagline":"Pay for what you send. No commitment, no monthly fee."},{"features":{"custom_sender_id":false,"delivery_receipts":true,"priority_routing":false,"priority_send":true,"scheduling":false,"unicode":false,"webhooks":true},"highlights":["$0.085 per SMS segment — 15% below Starter","Signed delivery-receipt webhooks","Up to 5,000 recipients per request","20 messages per second","Sends as the platform sender ID","30 days of message history"],"key":"growth","max_recipients_per_request":5000,"max_segments_per_message":10,"max_tps":20,"name":"Growth","price_display":"$0.085","price_uusd_per_segment":85000,"priority_price_display":"$0.255","priority_uusd_per_segment":255000,"retention_days":30,"tagline":"Delivery receipts pushed to your systems."},{"features":{"custom_sender_id":true,"delivery_receipts":true,"priority_routing":false,"priority_send":true,"scheduling":true,"unicode":true,"webhooks":true},"highlights":["$0.07 per SMS segment — 30% below Starter","Your own approved sender ID","Unicode / Dzongkha messages","Scheduled sending","Up to 20,000 recipients per request","50 messages per second","90 days of message history"],"key":"business","max_recipients_per_request":20000,"max_segments_per_message":10,"max_tps":50,"name":"Business","price_display":"$0.07","price_uusd_per_segment":70000,"priority_price_display":"$0.21","priority_uusd_per_segment":210000,"retention_days":90,"tagline":"Your own sender ID, Dzongkha, and scheduled sends."},{"features":{"custom_sender_id":true,"delivery_receipts":true,"priority_routing":true,"priority_send":true,"scheduling":true,"unicode":true,"webhooks":true},"highlights":["$0.05 per SMS segment — half the Starter rate","Multiple approved sender IDs","Priority routing ahead of other traffic","200+ messages per second","Up to 50,000 recipients per request","365 days of message history","Named contact and an agreed SLA"],"key":"enterprise","max_recipients_per_request":50000,"max_segments_per_message":10,"max_tps":200,"name":"Enterprise","price_display":"$0.05","price_uusd_per_segment":50000,"priority_price_display":"$0.15","priority_uusd_per_segment":150000,"retention_days":365,"tagline":"Highest throughput, priority routing, an agreed SLA."}],"unit":"per SMS segment","unit_note":"A GSM-7 message is 160 characters in one segment, 153 per segment beyond that; UCS-2 (any character outside the GSM alphabet) is 70 and 67. POST /api/v1/validate returns the exact count and cost before you send."}