Does Vapi train AI on your data?
Yes
“Call recordings, transcripts and logs may be retained to help train and improve the AI models, in accordance with applicable laws.”
From Vapi's privacy policy , checked Oct 28, 2026.
The rest of the data policy
Data retention
Depends on customer config; free plan 14 days raw data; deleted on request
“14 days raw data retention”
Where data is stored
Not stated
Security and compliance
Similar tools that say they don't train on your data
Writer.com“We don't use the data you share with us to create, modify, or train our models.”
Simplified“we do not use data accessed through Google Workspace APIs, or any user content, to develop, improve, or train generalized AI or machine learning models.”
Vapi and your data: common questions
Does Vapi use my data to train AI?
Yes. Vapi's policy says: "Call recordings, transcripts and logs may be retained to help train and improve the AI models, in accordance with applicable laws." (checked Oct 28, 2026).
How long does Vapi keep my data?
Depends on customer config; free plan 14 days raw data; deleted on request. The policy says: "14 days raw data retention"
What security certifications does Vapi have?
Its security pages list SOC 2, HIPAA, PCI DSS.
Which ai agents tools don't train on your data?
Among the closest alternatives, Writer.com, Simplified say in their policies that they don't use customer content for training.
Business plans often carry different terms than free and individual plans. We record what the public policy says; the quote shows which plan it covers. See Vapi's full profile or how other AI tools compare.