Sifflet review
Sifflet is a data observability platform with a built-in data catalog, field-level lineage and AI monitoring agents. It ranks #9 of 12 in our data monitoring testing tools list (8.3/10). Best for data teams that want observability and a data catalog in one tool, including regulated firms needing self-hosting.
Also ranked in Data Quality Tools (#17, 7/10).
Price: Quote-only pricing.
What Sifflet is
Sifflet monitors freshness, volume, schema and custom metrics with dynamic or static thresholds, and links issues to field-level lineage and a data catalog. Plans are sized by number of monitored assets, with SaaS, hybrid and self-hosted deployment on the Enterprise tier.
Pros and cons
- Notifications to Slack, email, Microsoft Teams and PagerDuty
- Field-level lineage plus a data catalog in the same product
- Enterprise tier offers hybrid and self-hosted deployment
- Can be bought through cloud marketplaces; the pricing page says Snowflake credits can be used
- No prices published for any tier
- Entry tier capped at 500 monitored assets, Growth at 1,000
- Some AI agents (Sage, Forge) are early access only
Sifflet pricing
| Plan | Billed annually | Billed monthly | Annual saving | Notes |
|---|---|---|---|---|
| Entry | Custom quote | Custom quote | — | No price shown. Up to 500 assets; self-serve or marketplaces; SaaS; standard support |
| Growth | Custom quote | Custom quote | — | No price shown. Up to 1,000 assets; sales-assisted; SaaS; priority support |
| Enterprise | Custom quote | Custom quote | — | Contact sales. 1,000+ assets; SaaS, hybrid or self-hosted; 24/7 support |
USD, per user per month unless noted. "—" means the price is not published or we could not confirm it. Last checked Nov 15, 2026. Status: verified on Sifflet's pricing page.
Key facts
| Free plan | No |
|---|---|
| Free trial | Not advertised |
| Paid from | Quote-only (contact sales) |
| Minimum seats | 1 |
| Platforms | Cloud (SaaS), Hybrid, Self-hosted |
| Compliance and security | ISO/IEC 27001, SSO |
| Support | Standard (Entry), Priority (Growth), 24/7 enterprise support (Enterprise) |
| ML anomaly detection | Yes |
| Freshness and volume checks | Yes |
| Alerts (email, Slack or Teams) | Yes |
| Data lineage | Yes |
| Custom rule checks | Yes |
| Facts checked | Nov 15, 2026 · verified on the vendor's own site (source) |
Also ranked in
Sifflet is ranked in 2 of our lists: #9 of 12 in Data Monitoring Testing Tools, and:
Sifflet alternatives
Frequently asked questions
How much does Sifflet cost?
Sifflet has no free plan; paid plans are quote-only (contact Sifflet sales). Prices last checked Nov 15, 2026.
Is Sifflet free?
No. Sifflet has no permanent free plan.
What are the best Sifflet alternatives?
Soda (9.6/10), Elementary (9.2/10), Metaplane (9.2/10) are the highest-scoring alternatives in our data monitoring testing tools ranking.