Luca Ronca

I noticed this [line](https://github.com/tmc/langchaingo/blob/main/memory/token_buffer.go#L108) where to `CountTokens` is passed an empty string instead of the model name, also in `ConversationTokenBuffer` the `llms.Model` passed to construct it seems to be not...

fix: Improve bedrock provider extraction from model id

2

Currently, the bedrock implementation assumed that the model ID would start with the provider name, which meant it can't handle cases like passing the ARN as the model ID or...

### Description Support AWS Bedrock Knowledge Bases as a vector store, leveraging the Knowledge Bases API. - Retrieval: Utilizes the Bedrock Knowledge Base API to enable vector-based document retrieval. Documents...

chains: expose GetLLMCallOptions

2

### Motivation This method is very useful for a user who wants to use an LLM `GenerateContent`method when working with parameters defined in a chain, I see no advantage in...