v2.3.3

Bug Fixes

• Fixed Bedrock knowledge base validation logic. #655 by @statefb

v2.3.2

New Features

• Support for Vietnamese language. #650 by @statefb
• Ability to use existing Knowledge Base or another chatbot knowledge base. #638 by @fsatsuki

Bug Fixes

• Fixed error when clicking on reference links by removing leading slash from S3 object key. #647 by @Yukinobu-Mine
• Fixed Nova model functionality by optimizing system prompts and parameters. #645 by @Yukinobu-Mine
• Fixed ValidationException due to empty guard content when Contextual Grounding threshold is above 0. #644 by @Yukinobu-Mine

v2.3.1

New Features

• Added Thai, Indonesian, and Malay language support to i18n. #628 by @statefb
• Added ability to control and limit LLM model selection through configuration for custom chatbots. #607 by @fsatsuki, @statefb

Enhancements

• Added detailed error message display on UI when stream response fails. #634 by @statefb

v2.3.0

New Features

• Support for Amazon Nova, a new high-performance multimodal LLM model offered by Amazon that can handle text, images, and videos across multiple languages. #623 by @fsatsuki

Bug Fixes

• Removed .text and .pptx from supported file formats in Knowledge base. #619 by @maemasam000

v2.2.1

Bug Fixes

• Fixed Lambda SnapStart compatibility issue in certain regions by making it optional through enableLambdaSnapStart configuration in cdk.json #618 by @Yukinobu-Mine

v2.2.0

New Features

• Support for 'Retrieved Context Citation' in agent chat. #589 by @Yukinobu-Mine
• Support for non-text content (image, pdf, etc) in agent chat. #589 by @Yukinobu-Mine
• Support for multi-turn tool use in agent chat. #589 by @Yukinobu-Mine
• Ability to display search results from the Knowledge Base even when agents are not enabled. #589 by @Yukinobu-Mine

Bug Fixes

• Fixed an issue where bot creation with web crawling failed when specifying sites with deep nested URLs. #614 by @fsatsuki

Enhancements

• Reduced the CloudWatch log retention period from indefinite to 3 months to optimize costs. #612 by @fsatsuki, @statefb
• Enabled Lambda SnapStart, improving cold start time from 4 seconds to under 2 seconds on average. #611 by @tmokmss

v2.1.3

New Features

• Add Web Crawler for Knowledge Bases. #600 by @fsatsuki
• Added Advanced Parsing features with support for Claude 3 Sonnet v1 and Haiku v1 models. #594 by @fsatsuki

Bug Fixes

• Fixed an issue where custom bot buttons could not be pressed on mobile devices. #593 by @fsatsuki
• Fixed public API access to work correctly without knowledge base. #601 by @iwasawamnb

Enhancements

• Updated Spanish language translations throughout the app for better accuracy and consistency. #595 by @diegoasp10
• Updated demo video and GIF to showcase v2 features and enabled models. #591 by @msalheb

v2.1.2

New Features

• Cross-region inference support for Bedrock models #583 by @statefb
• Haiku 3.5 model support #584 by @statefb

v2.1.1

New Features

• Added hierarchical and semantic chunking strategies for knowledge base processing. #569 by @Tsujiba

v2.1.0

New Features

• Updated Model Selector and added Sonnet 3.5 v2. #578 by @wadabee
• Added support for Norwegian language in the app. #568 by @havard024

Bug Fixes

• Fixed degradation of document chat functionality. #573 by @Yukinobu-Mine
• Resolved issue with "continue generate" not working. #567 by @statefb
• Attached log permission to Lambda functions. #566 by @statefb

Enhancements

• Updated Spanish language translations for improved accuracy and consistency. #570 by @diegoasp10
• Updated FastAPI to version 0.115.2 to address a security vulnerability. #565 by @Yukinobu-Mine