Svix vs Hookdeck: Webhook Platforms 2026

TL;DR

Svix is the strongest choice for outbound webhook delivery with advanced compliance (HIPAA, PCI-DSS, CCPA) and features like message ordering, transformations, and monetization gating. Hookdeck wins on inbound webhook receiving with 120+ pre-configured sources, durable queueing, and deduplication — plus outbound delivery at $10/million events vs Svix's ~$1,485 for the same volume. Choose Svix for sending webhooks with enterprise compliance; choose Hookdeck for receiving webhooks or cost-sensitive outbound delivery.

Key Takeaways

• Hookdeck Event Gateway supports 120+ pre-configured webhook sources with durable queueing, filtering, deduplication, and visual tracing starting at $39/month.
• Svix offers the broadest compliance coverage in the webhook space: HIPAA, PCI-DSS, CCPA, SOC 2 Type II — critical for regulated industries.
• At 10 million events/month, Hookdeck costs $100 vs Svix's ~$1,485 — a 15x price difference for outbound delivery.
• Svix provides message ordering, transformations, and webhook monetization gating that Hookdeck's outbound product does not yet match.
• Both platforms are open-source at their core: Svix's webhook server is open-source in Rust, and Hookdeck provides open-source SDKs and CLI tools.

API Overview

	Svix	Hookdeck
Primary Strength	Outbound delivery	Inbound receiving
Products	Dispatch (send), Ingest (receive), Stream	Event Gateway (receive), Outpost (send)
Auth	API key + app tokens	API key
Inbound Sources	Basic	120+ pre-configured
Outbound Destinations	HTTP native, SQS/PubSub via Bridge	9 native (SQS, S3, PubSub, Kafka, etc.)
Queueing	Internal (not exposed)	Durable with backpressure
Deduplication	Basic	Field-based configurable
Message Ordering	Yes (FIFO)	No
Transformations	Yes (JavaScript)	Filtering only
Compliance	HIPAA, PCI-DSS, CCPA, SOC 2	SOC 2
Open Source	Yes (webhook server, Rust)	SDKs and CLI
Starting Price	$490/mo (Professional)	$39/mo (Event Gateway)

Inbound Webhooks: Receiving Events

When your application receives webhooks from third-party services — Stripe payment events, GitHub push notifications, Shopify order updates, Twilio SMS callbacks — you need reliable ingestion with retry handling, deduplication, and backpressure control. A missed webhook means a missed payment notification, a delayed order fulfillment, or a silent integration failure.

Hookdeck Event Gateway

Hookdeck built its reputation on inbound webhook receiving, and Event Gateway is the most feature-complete product in this category.

The 120+ pre-configured source integrations are the headline feature. Each source comes with pre-configured signature verification and payload parsing — when you connect a Stripe source, Hookdeck automatically verifies Stripe's webhook signatures, parses the event payload, and routes it to your destination. No manual signature verification code, no payload parsing boilerplate.

Durable queueing with backpressure is what separates Event Gateway from a simple proxy. When your downstream services are slow or unavailable, Event Gateway buffers incoming webhooks in a durable queue and delivers them at a pace your infrastructure can handle. No events are dropped during outages. When your service recovers, the queue drains automatically with configurable concurrency limits.

Field-based deduplication prevents duplicate processing. Webhook sources often send the same event multiple times (Stripe retries, network duplicates, idempotency failures upstream). Configure which payload fields constitute a unique event, and Event Gateway automatically drops duplicates before they hit your service.

import { Hookdeck } from "@hookdeck/sdk";

const hookdeck = new Hookdeck({ apiKey: "your-key" });

const connection = await hookdeck.connection.create({
  source: { name: "stripe-events" },
  destination: {
    name: "payment-processor",
    url: "https://api.yourapp.com/webhooks/stripe"
  },
  rules: [
    {
      type: "filter",
      body: {
        "type": {
          "$in": ["payment_intent.succeeded", "invoice.paid", "customer.subscription.updated"]
        }
      }
    },
    { type: "retry", strategy: "exponential", count: 5, interval: 30000 }
  ]
});

Visual tracing is the operational feature that teams appreciate most after deployment. A dashboard shows every event's journey from source through processing to delivery, with full-text search across payloads. When a customer reports "my webhook didn't arrive," you can search by payload content, see exactly where the event is in the pipeline, and diagnose the issue in seconds rather than digging through application logs.

Issue tracking and alerting integrations with Slack, PagerDuty, and OpsGenie mean webhook failures surface in your existing incident management workflow rather than silently accumulating.

Svix Ingest

Svix Ingest is the newer, inbound-focused product from a platform primarily known for outbound delivery. It provides webhook receiving with signature verification and forwarding to your application, but the feature set is significantly thinner than Hookdeck's.

The key gaps: Svix Ingest does not expose a queue to end-users, so a sudden burst of webhooks either hits your services at full throughput or gets dropped. It lacks filtering (you receive all events and must filter in your application code), field-based deduplication, visual tracing, and full-text search across payloads. These are all capabilities that Event Gateway provides starting at $39/month.

Verdict on inbound: Hookdeck Event Gateway is the clear winner. The 120+ source integrations, durable queueing, observability tools, and mature feature set are meaningfully ahead of Svix Ingest for any team that receives webhooks from third-party services.

Outbound Webhooks: Sending Events

When your application sends webhooks to customers — notifying them of events in your system — you need reliable delivery with retries, signature verification, delivery status tracking, and ideally a self-serve portal where customers manage their own endpoints.

Svix Dispatch

Svix Dispatch is the market leader for outbound webhook delivery and the product that built Svix's reputation. The feature set targets API companies that offer webhooks as a product feature:

FIFO message ordering guarantees that events for a given endpoint are delivered in the order they occurred. This matters for state-dependent consumers — if a customer receives an order.updated event before the order.created event, their integration breaks. Hookdeck's Outpost does not guarantee ordering.

Transformations let you modify webhook payloads before delivery using JavaScript functions. Different customers may need different payload formats — one wants a flat JSON object, another wants a nested structure matching their internal schema. Transformations handle this at the delivery layer without changing your event publishing code.

Monetization gating restricts webhook access by subscription tier. You can make webhooks a premium feature — free tier customers get basic event notifications, paid customers get full event streams with custom filtering. This turns webhook infrastructure into a revenue driver.

Consumer portal is an embeddable UI that lets your customers manage their webhook endpoints, view delivery logs, replay failed deliveries, and test their integrations. This self-serve experience reduces support load and improves developer experience.

from svix.api import SvixAPI

svix = SvixAPI("your-auth-token")

# Create an application (one per customer)
app = svix.application.create({
    "name": "Acme Corp",
    "uid": "customer_123"
})

# Send a webhook to all subscribers
svix.message.create(
    "customer_123",
    {
        "eventType": "invoice.paid",
        "payload": {
            "invoice_id": "inv_789",
            "amount": 9900,
            "currency": "usd",
            "customer_email": "billing@acme.com"
        }
    }
)

Hookdeck Outpost

Hookdeck Outpost is the outbound counterpart to Event Gateway. Its standout feature is native delivery to 9 destination types — SQS, S3, Google Pub/Sub, Azure Service Bus, RabbitMQ, EventBridge, Kafka, and HTTP — without deploying additional components.

Svix delivers to HTTP natively and requires the Bridge daemon (a separate component you deploy and manage) for SQS, Pub/Sub, RabbitMQ, and Redis. This architectural difference matters for teams whose customers consume events via message queues rather than HTTP endpoints. If your enterprise customers want events delivered directly to their SQS queue or Kafka topic, Outpost handles this natively while Svix requires Bridge.

Verdict on outbound: Svix Dispatch wins on features (ordering, transformations, monetization gating, consumer portal). Hookdeck Outpost wins on destination flexibility (9 native types vs HTTP-only native) and price. Choose based on whether you need the advanced delivery features or broader destination support.

Pricing

The pricing gap between these platforms is significant and should factor heavily into your decision:

Volume	Hookdeck Outpost	Svix Professional
50K events/mo	~$1	$490 (included)
1M events/mo	$10	$585
10M events/mo	$100	~$1,485
100M events/mo	$1,000	Custom enterprise

Hookdeck Outpost charges $10 per million events on a pay-as-you-go basis with no monthly minimum and no rate cap. Svix Professional starts at $490/month with $100 per million messages after 50K included, and caps throughput at 400 events/second.

At 10 million events per month, Outpost costs $100 while Svix costs roughly $1,485. That is nearly 15x more expensive. The gap narrows at very low volumes (under 50K events, Svix's included allocation covers your usage) and widens at high volumes.

For Event Gateway (inbound receiving), Hookdeck starts at $39/month with generous included volume. Svix Ingest pricing is bundled with the broader Svix platform subscription.

The 15x cost difference at scale is hard to ignore, but Svix's premium buys you features that Hookdeck does not yet offer on the outbound side: FIFO ordering, payload transformations, monetization gating, and an embeddable consumer portal. Whether those features are worth 15x depends on your use case.

Compliance

Svix has the strongest compliance story in the webhook space by a wide margin. The platform holds certifications for HIPAA, PCI-DSS, CCPA, and SOC 2 Type II. For healthcare applications handling PHI (Protected Health Information), financial services applications processing payment card data, or any regulated industry with strict data handling requirements, Svix may be the only webhook platform that meets regulatory requirements out of the box.

Hookdeck provides SOC 2 compliance but does not currently hold HIPAA or PCI-DSS certifications. If your webhook payloads contain PHI or payment card data, or if your compliance team requires HIPAA/PCI certification from all infrastructure vendors, Svix is the necessary choice regardless of the pricing difference.

For non-regulated industries where SOC 2 is sufficient, both platforms meet the compliance bar.

When to Use Which

Primarily receiving webhooks from third-party services? Hookdeck Event Gateway. The 120+ source integrations, durable queueing, deduplication, and visual tracing are unmatched in the market.

Sending webhooks to customers with enterprise compliance needs? Svix Dispatch. HIPAA/PCI-DSS compliance, FIFO message ordering, and the embeddable consumer portal are production essentials for regulated industries.

Sending high-volume webhooks on a budget? Hookdeck Outpost. At $10 per million events with 9 native destination types, the economics and flexibility beat Svix for cost-sensitive workloads.

Need both inbound and outbound on one platform? Both platforms offer both directions, but neither is best-in-class at both. The pragmatic choice is Hookdeck Event Gateway for inbound plus Svix Dispatch for outbound. If budget is the primary constraint, Hookdeck covers both directions at significantly lower cost.

Regulated industry with strict compliance requirements? Svix. The HIPAA, PCI-DSS, and CCPA certifications are non-negotiable for healthcare and financial services, and Svix is the only webhook platform that holds all three.

Related: Best Webhook Management APIs 2026, How to Handle Webhook Failures and Retries, Building Webhooks That Don't Break