Reviewed by the Softwares.com Editorial Team · Last updated June 2026 · How we rate
Key facts
- Vendor
- Anyscale
- Pricing
- Open source — Free
- Free tier
- Yes
- Platforms
- Self Hosted, Api
- Best for
- Ml Teams, Developers
- Editor rating
- 4.5 / 5
- Founded
- 2017
- Headquarters
- San Francisco, CA, USA
What is Ray?
Ray is a ai machine learning tool from Anyscale. Ray is an open-source unified framework for scaling AI and Python applications, covering training, tuning, serving, and data processing.
Ray uses open source pricing and offers a free tier you can start on without a credit card. Free.
It's best suited to ml-teams, developers and runs on Self Hosted, Api.
Standout strengths include powerful distributed compute, rich ml libraries, huge adoption. Worth weighing: operational complexity at scale.
Ray pricing
Pros
- Powerful distributed compute
- Rich ML libraries
- Huge adoption
Cons
- Operational complexity at scale
Ray vs alternatives
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Frequently asked questions
What is Ray?
Ray is an open-source unified framework for scaling AI and Python applications, covering training, tuning, serving, and data processing.
How much does Ray cost?
Ray is open-source-priced. It has a free tier.
Does Ray have a free trial?
Ray offers a free tier rather than a time-limited trial.
What platforms does Ray support?
Ray is available on Self Hosted, Api.