Claude Haiku 4.5 changelog

Every change to Claude Haiku 4.5 that Modelpeers has recorded, newest first, each with the source it came from. The record starts Apr 16, 2026.

All (1)Releases (1)

April 2026

Claude Opus 4.7 and Haiku 4.5

2 models from Anthropic

Now availableApr 16, 2026

Claude in Amazon Bedrock opens to all Bedrock customers

Claude Opus 4.7 and Claude Haiku 4.5 became self-serve for all Amazon Bedrock customers through the Messages API endpoint in 27 AWS regions.

4 incidents are listed on the Claude Haiku 4.5 page. Get this changelog in a feed reader with the RSS feed.