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.
IP whitelist — meaning in crypto
SveaSMS gives you a direct path to send bulk SMS in minutes — with tier-1 routing, real-time analytics and no KYC delay. IP whitelist — meaning in crypto shows exactly how to get started.
- Definition: Restricting an API key to a set of IP addresses.
- Used across CEX, DEX, DeFi and OTC contexts
- Watch it in your feed — alert your users on the same event
- SveaSMS: instant SMS the moment your trigger fires
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.
Your own Sender ID
Set any sender name you want, up to 11 alphanumeric characters. No pre-approval, no waiting, no follow-up questions. Change Sender ID between campaigns or use different IDs per segment for A/B testing.
Automation and integrations
Trigger SMS from Zapier, Make, n8n, HubSpot, Shopify, WooCommerce or your own backend. Build drip campaigns, welcome flows, abandoned cart flows and OTP instantly.
Frequently asked questions
Is SMS content logged?
Metadata is logged for DLR and support. Message content can be pseudonymized or deleted on request.
Can I send OTP?
Yes. Low latency, high queue priority and separate throughput limits for transactional SMS.
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.
Can I schedule campaigns?
Yes. From the dashboard or API, including timezone-aware scheduling and batch sends.
Do I need KYC or verification?
No. Sign up, top up and send. No forms, no application, no waiting.
Are there volume discounts?
No — one flat price of 0.89 SEK/SMS up to 100,000 per month. Sending more? Contact us for enterprise pricing.