# Prefect

> Durable orchestration for data, ML, and agents

- **Canonical URI:** https://www.vioscale.ai/software/prefect
- **Category:** Data Engineering Tools
- **Homepage:** https://www.prefect.io
- **Also known as:** prefect
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-01T16:07:45.297Z

## Vioscale score

**74.4 / 100**, confidence 44% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 25 | 10 | 250 | ✓ |
| reliability | 95 | 14 | 1330 | ✓ |
| capabilities | 57.8 | 16 | 925 | ✓ |
| github_stars | 82.5 | 5 | 412.3 | ✓ |
| integrations | 0 | 30 | 0 | - |
| github_activity | 63.1 | 18 | 1135.8 | ✓ |
| release_cadence | 99.4 | 10 | 994.4 | ✓ |
| security_posture | 55 | 14 | 770 | ✓ |
| package_downloads | 83.9 | 26 | 2181.8 | ✓ |
| pricing_transparency | 100 | 16 | 1600 | ✓ |
| stackoverflow_activity | 0 | 12 | 0 | - |

## Pricing

_As of 2026-08-01, [verify at source](https://www.prefect.io). Independently observed._

from $100/mo · Subscription · Free tier

> Free Hobby tier. Starter at $100/mo. Team at $100/user/mo. Pro and Enterprise custom.

| Plan | Price | Free | Commitment |
|---|---|:--:|---|
| Hobby | Free | ✓ | min 2 seats |
| Starter | $100/month | - | monthly |
| Team | $100/user/month | - | monthly |
| Pro | Contact sales | - | min 5 seats |
| Enterprise | Contact sales | - | min 5 seats |

### Hobby

Deploy workflows instantly. Scale when ready.

**Included limits:** workspaces: 1, deployments: 5, api_rate_limit: 625/min, serverless_credits: 500 min/mo

- Workflow scheduling
- Workflow observability
- Logging & alerting
- 7 days run retention

### Starter

Bring your own compute. Full infrastructure control.

**Included limits:** deployments: 20, api_rate_limit: 1,250/min, serverless_credits: 75 hours/mo

- All Hobby features
- Bring your own compute
- Webhooks
- 1,250 API requests/min

### Team

Team collaboration with service accounts and audit logs.

**Included limits:** workspaces: 1-2, automations: 50, deployments: 100, api_rate_limit: 2,500/min, serverless_credits: 225 hours/mo, audit_log_retention: 24 hours

- All Starter features
- Service accounts
- 24 hour audit log
- 50 automations

### Pro (Contact sales)

Production security with SSO, RBAC, and workspaces.

**Included limits:** workspaces: 1-2, deployments: 1,000, api_rate_limit: 5,000/min, serverless_credits: 250 hours/mo

- All Team features
- Multiple workspaces
- SSO (SAML/OIDC)
- Basic RBAC

### Enterprise (Contact sales)

Best-in-class governance, scale, and support.

**Included limits:** workspaces: 2+, deployments: Unlimited, api_rate_limit: Custom, serverless_credits: Custom, audit_log_retention: Custom

- All Pro features
- RBAC + ACLs
- Directory Sync (SCIM)
- IP allowlisting & PrivateLink
- 99.9% uptime SLA

## About

Workflow orchestration platform that replaces brittle cron jobs with resilient pipelines. Supports data pipelines, ML workloads, and agent execution with Python-native authoring.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI, Web
- **Deployment:** Cloud / SaaS, Hybrid, Self-hosted

## Capabilities

_The capabilities that matter for Data Engineering Tools. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Core** | |
| Tool role | Orchestrator |
| Processing paradigm | Batch |
| **Connectivity** | |
| Connector count | - |
| CDC / log-based replication | - |
| **Transformation** | |
| In-warehouse transformation (push-down) | - |
| dbt-native orchestration | - |
| **Deployment** | |
| Self-hosted / open-source available | ✓ |
| Managed cloud available | ✓ |
| **Governance** | |
| Data lineage / asset catalog | - |
| **Authoring** | |
| Python-first authoring | ✓ |
| **Execution** | |
| Incremental / partition-aware runs | - |
| **Quality** | |
| Built-in data quality / tests | - |
| **Scale** | |
| Horizontal scale (distributed executor) | - |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 100 | [link](https://github.com/PrefectHQ/prefect/pulse) | 2026-08-01 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.package_downloads_weekly | 2,888,729 | [link](https://pypistats.org/packages/prefect) | 2026-08-01 | 85% (high) |
| adoption.github_stars | 23,517 | [link](https://github.com/PrefectHQ/prefect) | 2026-08-01 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Python | [link](https://github.com/PrefectHQ/prefect) | 2026-08-01 | 98% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/PrefectHQ/prefect) | 2026-08-01 | 99% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://www.prefect.io) | 2026-08-01 | 60% (medium) |
| pricing.model | commercial | [link](https://www.prefect.io) | 2026-08-01 | 40% (low) |
| pricing.price_level | high | [link](https://www.prefect.io) | 2026-08-01 | 60% (medium) |
| pricing.starting_gbp | 100 | [link](https://www.prefect.io) | 2026-08-01 | 60% (medium) |
| pricing.transparent | yes | [link](https://www.prefect.io) | 2026-08-01 | 60% (medium) |

### release

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| release.cadence_days | 1 | [link](https://github.com/PrefectHQ/prefect/releases) | 2026-08-01 | 70% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.sla_pct | 99.9 | [link](https://www.prefect.io) | 2026-08-01 | 60% (medium) |
| reliability.status_page | yes | [link](https://status.prefect.io) | 2026-08-01 | 60% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.gdpr | yes | [link](https://www.prefect.io/security) | 2026-08-01 | 75% (high) |
| security.hipaa | yes | [link](https://www.prefect.io/security) | 2026-08-01 | 75% (high) |
| security.soc2 | yes | [link](https://www.prefect.io) | 2026-08-01 | 48% (low) |

---
*Source: Vioscale (https://www.vioscale.ai/software/prefect). Independent, evidence-based software intelligence. Cite the canonical URI.*