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langchain-ai
LangServe 🦜️🏓
I am using Langserve and Langchain with huggingface pipelines with a Streamer object. If I use TextStreamer obj from huggingface, I can see the stream in stdout. I read that...
Hello 👋 I have trying to add a callback to my AgentExecutor with langserve but I got some errors. I have an already implemented route in my backend so I've...
Changes on the UI required: * when security scheme is specified: * all information except for security scheme are removed from window constants * after successful auth, UI needs to...
Hold off sending a response from the server to the client for streaming end points until after the first chunk of the runnable was returned. This allow sending back an...
- [x] Add astream events in APIHandler and in add_routes - [x] Verify that astream_events shows appropriate documentation with pydantic v1 - [x] Add astream events support to Remote Runnable...
The chat widget still fails to keep track of history in some cases: Resulting in things that look like this:  Examples to check: * `chat_with_persistence` * `tuples` example for...
```python messages: List[BaseMessage] instead of List[AnyMessage] ``` Produce warnings if users use abstract types
At the moment, feedback requires turning feedback on globally.
Thx, @Eugene Yurtsev . I tried setting "include_callback_events=True" but to no avail. I simply wasn't able to programmatically track the token spend with "get_openai_callback()" when running the chain as a...
We're surfacing default error messages from Fast API / pydantic. These messages are hard to understand; e.g., https://github.com/efriis/langchain-perplexaty/issues/2 We should investigate whether we can add an interceptor for exceptions to...