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Does LangChain have Streaming Responses?
YES
Streaming tokens is standard in the Python/JS APIs.
Does LangChain have Streaming Responses?
LangChain supports Streaming Responses. The API can stream responses token-by-token in real-time, allowing UIs to show text as it is being generated instead of waiting for the full response. LangChain is an open-source agent framework (LangChain, LangGraph, Deep Agents) with 350M+ monthly downloads. Streaming tokens is standard in the Python/JS APIs.
- Tool
- 🦜 LangChain by LangChain
- Feature
- Streaming Responses · Developer
- Status
- Yes, requires free plan
- Notes
- Streaming tokens is standard in the Python/JS APIs.
- Pricing
- Requires free plan.
- Source
- langchain.com
- Last verified
- 2026-09-02