Amazon

weights

closed

data

closed

code

closed

license

Proprietary(API-only via Amazon Bedrock)

Served only through Amazon Bedrock with no weights released, so fully closed. Nova Pro is the release the tier is read on; Micro, Lite and Pro are tiers within one family Amazon markets as Nova, which is why they are recorded together.

• https://docs.aws.amazon.com/nova/latest/userguide/what-is-nova.html recorded 2026-08-13

  "To start building with Amazon Nova, you must access the models through an API using Amazon Bedrock"; Nova Pro described as a multimodal understanding model; no weights, corpus or training code