Expose real-time events to your customers.
Webhooks enable real-time notifications for events on your system, letting your customers build important financial workflows on top of your product.
How Svix helps the Fintech industry
When you're handling people's money, webhook event notifications are critical for security and reliable operations. For example, your customers need to be notified of urgent issues like fraudulent credit card charges reliably and in real time.
Low-latency at scale
Financial products often have strict latency requirements and operate at scale.
Security and reliability
Security and reliability are extremely important for financial products.
Extensibility and flexibility
Give your customers the ability to extend and rely on your product.
“For a financial product in particular, there is a much stronger case for time-sensitive operations. As a customer you want to know as soon as possible when there's something that requires your attention.”
Milo Spirig
API Product Lead, Brex
Features
Logs and Monitoring
Monitor deliverability, debug failures, and notify customers automatically.
Security
Signed payloads and secret rotation stop SSRF, replay, and forged events.
Automatic & Manual Retries
Failed messages recover automatically. Retry instantly via API or the portal.
Multi-tenancy
Isolate endpoints, logs, and config per customer from one deployment.
Event Filtering
Let each endpoint subscribe to only the events it cares about.
Multi-region
Deliver from the region closest to your customers for data residency.
Payload Transformations
Reshape or enrich payloads inflight before they reach each endpoint.
Throttling
Rate-limit delivery per endpoint to protect slow or overloaded consumers.
Developer Experience
Simulate, test, and replay any event. Inspect and debug webhooks end to end.
{
"card_id": "card456",
"event": "card.activated",
"user_id": "user789"
}
Advanced Endpoints
Go beyond standard webhooks. Use polling and FIFO-ordered delivery, or stream events straight into S3, Azure, and GCS buckets.
Security and compliance
We operate in multiple regions for data-residency requirements, and are compliant with SOC 2 Type II, HIPAA, PIPEDA, GDPR, CCPA, and more. Our enterprise tier provides custom requirements, compliance, and hands-on support so you can send webhooks with confidence.
Svix had a level of product maturity and a brand that we were very comfortable with putting in front of our customers. Brex customers have a certain expectation of us, and we need partners that can deliver at that level.
Managing our own webhook system was a nightmare... Ever since we added Svix we are all at ease. No more retries, no more endpoint failures, no random webhook errors. We had our best engineers working on it, and they are now free to focus on innovating on our product.
Svix's platform is reliable, fast, and makes our lives easier by handling the complexities of webhooks, allowing us to deliver a better experience for our users.
Adding Svix to the mix was definitely the right decision for us. In addition to happy customers, our engineers have their evenings back.
Svix's well-designed API and libraries enabled us to offer webhooks in a fraction of the time it would have taken us otherwise. Additionally, the responsiveness and feedback-friendly nature of the Svix team added immense value.
Integration gaps had cost us deals. Svix is how we get ahead of that – instead of chasing every integration request, we give developers the foundation to build what they need.
At my previous company (WorkOS) we had to build a lot of infrastructure internally to support webhooks. It was very complex, hard to maintain, so when I started Resend I already knew we didn't want to build webhooks ourselves.
We are extremely happy with Svix! It has helped us launch webhooks for our customers extremely quickly, the infrastructure is reliable, and it has saved us countless engineering hours.
I very much appreciate how much time Svix saved us. We were able to get a webhooks MVP out in less than a day.
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