Does Amazon Kiro (Free Tier & individual subscribers (Builder ID / social login)) train on your code?
AWS · Free Tier & individual subscribers (Builder ID / social login) · checked 2026-10-19
Collects your code for 'service improvement' (incl. training) by default. Uncheck both boxes.
Trains on code
Yes, unless you opt out
Default
By default Kiro collects content (questions, inputs, generated code) for service improvement, which can include model training, plus usage telemetry.
How to opt out
Kiro > Settings > User > Application > Telemetry and Content > uncheck 'Content Collection for Service Improvement' (and 'Usage Analytics And Performance Metrics' for telemetry).
Retention
Free Tier: inputs kept up to 60 days for abuse detection, even if you opt out. Model-specific: OpenAI GPT flagged traffic up to 30 days; Claude Fable 5.1 all traffic up to 30 days. General storage period not stated.
Telemetry
Yes by default: Kiro version, OS, anonymous machine ID, request counts, errors, latency.
Disable telemetry
Same settings panel: uncheck 'Usage Analytics And Performance Metrics'.
Zero data retention
no · Not offered for these tiers.
Offline / local model
no · Runs on Amazon Bedrock.
Self-hostable
no · SaaS.
Score
28/100 · training 12/40 · retention 6/25 · offline 0/20 · telemetry 10/15
Classes: training Yes, unless you opt out · retention Not published · telemetry On, can disable · offline no
Not published (not found in the vendor's official sources)
general retention period for stored content