Fraud blocked before it starts. Compliance met in minutes.
Trusted across industries
curl -X POST https://api.smsly.cloud/v1/messages \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"to": "+1234567890",
"body": "Your verification code is 482910"
}'These aren't edge cases. They're everyday problems costing enterprises billions.
Carrier failures, spam filters, SIM swaps. Your customers are locked out and you have no idea why.
Session hijacking, credential stuffing, MitM attacks. By the time you detect fraud, the damage is done.
Scattered logs across systems. No tamper-proof trail. No way to prove what you sent and when.
You're paying triple for messages that fail silently. No retry, no persistence, no recovery.
Each problem gets a platform-level architectural solution. Not patches. Permanent fixes.
Messages disappear. You have no idea why.
Verify through carrier signal. Zero messages sent = zero failure rate. Invisible authentication that always works.
Session hijacking, credential stuffing, MitM attacks.
Multi-signal fraud detection catches attackers before they reach your customers.
Scattered logs. No tamper-proof trail. Can't prove compliance.
Blockchain-grade immutable audit trail. Cryptographic proof for every transaction.
Messages fail silently. No retry. Lost forever.
Every request persisted before routing. Automatic retry on failure. Zero message loss. No request ever dropped.
No black boxes. See exactly how we protect every message, email, and call.
Before anything is sent
At the moment of send
Immediately after
Before any action
"Wire $50K urgently" from fake executive
Compromised vendor sends malicious updates via trusted channel
Attacker inserts fake email in thread
Attacker hijacks phone number to bypass 2FA
AI-generated impersonation on video conference
Credential stuffing or session hijacking
Five layers of cryptographic protection that work together to prevent attacks before they happen. Not detection — prevention.
Deepfake-proof video. Hardware attestation. Real-time verification.
Immutable audit trails. Cryptographic proof. Court-admissible evidence.
Zero-loss architecture. High-performance engines. Multi-region redundancy.
SOC 2, HIPAA, GDPR. Continuous compliance. Real-time policy.
Trusted by enterprises that can't afford to be wrong.
Every request persisted before routing. Multi-tier redundancy. Automatic retry. Your messages never disappear.
Because you shouldn't spend weekends debugging integrations. Our AI generates production-ready code. Our SDK catches errors before they ship. And our double-key architecture means even if your keys leak, attackers can't abuse them.
Your peace of mind is our priority.
Describe what you want. Get production-ready code in seconds.
TypeScript, Python, Go, Rust — catch errors before they reach production.
Leaked keys can't be abused. Each request requires time-bound signatures + device proof.
Every request traced. Every response logged. Full audit trail.
import { Smsly } from '@smsly/sdk';
const smsly = new Smsly('sk_live_...');
// Send with cryptographic proof
const { proof, messageId } = await smsly.send({
to: '+15550123456',
channel: 'sms',
text: 'Your code is 4921.'
});
// proof.hash = cryptographic receipt
// proof.chain = audit entryEnterprise-grade intelligent routing that learns and adapts in real-time
We added intelligent routing so you can stop worrying
our system watches routes in real time, auto-reroutes around failures, and keeps costs low —
all so your message reaches the people who matter
AI attribution for campaign ROI • Smart sampling for A/B tests • Real-time metrics dashboard
Join the enterprises that finally have cryptographic proof of every message, call, and verification.