01
Developer-friendly API
Simple REST API with idempotency keys, webhooks for DLR and incoming SMS, plus examples for Node.js, Python, PHP, Go and Ruby. Send your first SMS with curl in under 60 seconds.
Calling frånvaro in Paraguay
SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. Calling frånvaro in Paraguay shows exactly how to get started.
- Calls to frånvaro straight from your browser — nothing to install
- Your own number or your own caller ID
- Pay per minute, no lock-in
- Call recording and history in the dashboard
- Card and crypto top-ups
- No KYC, no onboarding — register and dial
02
Real-time analytics
See delivery rate, click rate, opt-outs and revenue per campaign in real time. Segment by operator, geography and time of day — then export to your data lake with webhooks or CSV.
03
Compliance without friction
Automatic opt-out via STOP/AVSLUTA, quiet hours per market and content warnings that catch carrier-risk content before you send.
04
Crypto and card payments
Top up with BTC, ETH or USDT via NOWPayments, or by card through Banxa. Balance is available as soon as payment is confirmed — usually within 60 seconds.
Frequently asked questions
Can I send OTP?
Yes. Low latency, high queue priority and separate throughput limits for transactional SMS.
Can I use multiple Sender IDs at once?
Yes. Rotate per segment, campaign or language with no hard cap.
Is there an API?
Yes. REST API with examples for Node.js, Python, PHP, Go and Ruby. See /api/rest for documentation.
Can I choose any Sender ID?
Yes. Set any sender name you want, up to 11 characters. We do not pre-review Sender IDs for you.
Is SMS content logged?
Metadata is logged for DLR and support. Message content can be pseudonymized or deleted on request.
How fast are SMS delivered?
Usually within seconds through direct connections to Swedish operators. Delivery rate above 99%.