# Hook0 vs Upstash QStash

**Leader by vioscaleAI score:** Hook0

| Attribute | Hook0 | Upstash QStash |
|---|---|---|
| **vioscaleAI score** | 79.8 (56% (medium)) | 47.7 (8% (low)) |
| content.faq | `[{"answer":"A webhook delivery service that reliably sends events to subscriber endpoints, automatically handling retries, cryptographic signing, and delivery logging through both cloud and self-hosted deployment options. It is indexed under Webhooks Infrastructure.","source":"https://www.hook0.com","question":"What is Hook0?","confidence":0.6},{"answer":"Hook0 offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.hook0.com","question":"Is Hook0 free?","confidence":0.6},{"answer":"We have confirmed browser-based access to Hook0. That is the extent of what we could verify from public sources, so it may well offer desktop or mobile clients we have not indexed.","source":"https://www.hook0.com","question":"What platforms does Hook0 support?","confidence":0.6},{"answer":"Yes. Hook0 can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.hook0.com","question":"Can Hook0 be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Hook0. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Hook0 not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.hook0.com","question":"What security certifications does Hook0 have?","confidence":0.6},{"answer":"Hook0 is available worldwide. Its primary markets are France and the United States. The vendor is headquartered in France.","source":"https://www.hook0.com/pricing","question":"Where is Hook0 available?","confidence":0.75}]` | `[{"answer":"A middleware service that sits between your application and APIs to handle message delivery, automatic retries on failure, and scheduling. It eliminates the need to manage infrastructure for reliable message routing and job scheduling. It is indexed under Webhooks Infrastructure.","source":"https://upstash.com/qstash","question":"What is Upstash QStash?","confidence":0.6},{"answer":"Upstash QStash supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://upstash.com/blog/aws-elasticache-pricing-explained-2026-full-cost-breakdown","question":"What platforms does Upstash QStash support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Upstash QStash, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://upstash.com/qstash","question":"Can Upstash QStash be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for Upstash QStash, including Vercel AI SDK, Cloudflare Workers and LLM providers (general). This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://upstash.com/blog/aws-elasticache-pricing-explained-2026-full-cost-breakdown","question":"What does Upstash QStash integrate with?","confidence":0.6}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true}` |
| description.long | A platform that handles webhook event delivery to multiple subscribers, managing retries, cryptographic signing, delivery monitoring, and logging. Offered as a fully managed cloud service hosted in the EU or as self-hosted software you can run on your own infrastructure. | A managed intermediary service that ensures messages reliably reach HTTP APIs through automatic retries, parallel routing to multiple endpoints, and ordered processing. |
| features.capabilities | `{"direction":"outbound-sending","pricing_model":"open-source-self-host","self_hostable":true,"payload_signing":"hmac-custom","deployment_model":"hybrid","static_egress_ips":true,"customer_facing_portal":true,"fanout_multi_destination":true,"manual_replay_redelivery":true,"automatic_retries_backoff":true}` | `{"direction":"outbound-sending","self_hostable":false,"event_ordering":true,"deployment_model":"saas","customer_facing_portal":true,"fanout_multi_destination":true,"automatic_retries_backoff":true}` |
| integrations.count | 3,000 | 3 |
| integrations.list | `[{"name":"Zapier"},{"name":"Integromat"}]` | `[{"name":"Vercel AI SDK"},{"name":"Cloudflare Workers"},{"name":"LLM providers (general)"},{"name":"LLM APIs","native":true,"direction":"outbound"}]` |
| market.availability | `{"hqCountry":"FR","primaryMarkets":["FR","US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"web":true}` | `{"web":true}` |
| pricing | `{"type":"hybrid","plans":[{"free":true,"name":"Developer","summary":"Free forever, 100 events/day","features":["Fully managed","HMAC signatures","Delivery monitoring","Community support","Retries included","No credit card required"],"description":"Free tier for development and side projects","contactSales":false,"includedLimits":{"event_types":"10","applications":"1","events_per_day":"100","data_retention_days":"7"}},{"free":false,"name":"Startup","summary":"€59/month plus €0.003/event overage","features":["HMAC signatures","Delivery logs","Email support (3-day response)","Retries included","Subscriptions included","Overage never blocked"],"commitment":"monthly","components":[{"kind":"fixed","amount":59,"period":"month","currency":"EUR"},{"per":{"qty":1,"unit":"event"},"kind":"metered","amount":0.003,"currency":"EUR"}],"description":"For growing startups with moderate event volume","contactSales":false,"includedLimits":{"developers":"25","event_types":"50","events_per_day":"30,000","data_retention_days":"14"}},{"free":false,"name":"Pro","summary":"€190/month or €1,824/year (€152/month) plus €0.0001/event overage","features":["Unlimited applications","HMAC signatures","Delivery logs","Priority email support (3-day)","Static source IPs on demand","Retries included","Subscriptions included","Overage never blocked"],"commitment":"monthly","components":[{"kind":"fixed","amount":190,"period":"month","currency":"EUR"},{"per":{"qty":1,"unit":"event"},"kind":"metered","amount":0.0001,"currency":"EUR"}],"description":"For production with high event volume","contactSales":false,"includedLimits":{"event_types":"100","applications":"unlimited","events_per_day":"100,000","data_retention_days":"30"}},{"free":false,"name":"Enterprise","features":["Custom event volume","Custom SLA","Dedicated support"],"commitment":"annual","contactSales":true}],"summary":"Free tier at 100 events/day. Paid plans from €59/month with per-event overage pricing.","currency":"EUR","freeTier":true,"sourceUrl":"https://www.hook0.com/pricing","retrievedAt":"2026-09-29T14:59:25.114Z","startingPrice":{"amount":59,"period":"month","currency":"EUR"},"billingPeriods":["month","year"]}` | - |
| pricing.free_tier | yes | - |
| pricing.model | freemium | - |
| pricing.price_level | mid | - |
| pricing.starting_price | `{"amount":59,"currency":"EUR"}` | - |
| pricing.transparent | yes | - |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | - |
| security.iso27001 | yes | - |
| security.pci | yes | - |
| security.soc2 | yes | - |
| security.trust_center | https://www.hook0.com/security | - |

## Capabilities (Webhooks Infrastructure)

| Capability | Hook0 | Upstash QStash |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Direction | Outbound sending | Outbound sending |
| Automatic retries backoff | ✓ | ✓ |
| Manual replay redelivery | ✓ | - |
| Payload signing | Hmac custom | - |
| Event ordering | - | ✓ |
| Payload transform filtering | - | - |
| Fanout multi destination | ✓ | ✓ |
| Customer facing portal | ✓ | ✓ |
| Self hostable | ✓ | ✗ |
| Deployment model | Hybrid | Saas |
| Static egress ips | ✓ | - |
| Pricing model | Open source self host | - |

*Source: vioscaleAI. Generated 2026-10-16T19:18:44.401Z. "-" = undocumented, not absent.*