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### Checked other resources
- [X] I added a very descriptive title to this issue.
- [X] I searched the LangChain documentation with the integrated search.
- [X] I used the GitHub search to find a…
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RAG infra support similar to Assistants API tools.
We've used LangChain before, now using Assistants API tools, but are very keen to try multi-agent-orchestrator. But the key for us is RAG infra. A…
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### Which component is this feature for?
Langchain Instrumentation
### 🔖 Feature description
Hello 👋 The latest OTel [Gen AI semantic conventions](https://github.com/open-telemetry/semantic-…
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### Issue you'd like to raise.
see related email sent to security@langchain.dev
### Suggestion:
fix proposed in email
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When using the `PGVector` class with `async_mode=True`, the `metadata` field of the `Document` objects returned from query methods (e.g., `asimilarity_search_with_score_by_vector`) is not deserialized…
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### Checked other resources
- [X] I added a very descriptive title to this issue.
- [X] I searched the LangChain documentation with the integrated search.
- [X] I used the GitHub search to find a sim…
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### Privileged issue
- [X] I am a LangChain maintainer, or was asked directly by a LangChain maintainer to create an issue here.
### Issue Content
See https://cloud.google.com/vertex-ai/generative-…
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### Description
Love the project,
we need to add a langchain Document interface, which I am more than happy to do it but just a few questions:
- each node will become a document
- the content wi…
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I noticed that since there is no memory hosting the past work done by the custom multi-agent, is it possible to merge the Langchain to store the input/output of past records for each agent to use in f…
M340i updated
4 months ago
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I experimented with a use case in which I initialize an AgentExecutor with an `agent` chain that is a RemoteRunnable. i.e., the client side looks like this:
```python
from langchain.agents import Ag…