Effortlessly Chat with OpenAI and Ollama Using LangChain (1.xx)!

product #llm 🏛️ Official|Analyzed: Feb 14, 2026 04:05•

Published: Jan 27, 2026 13:55

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1 min read

Analysis

This article provides a practical guide to setting up and using LangChain V1.xx for chatting with both OpenAI and Ollama. It emphasizes the ease of switching between different LLMs with LangChain and offers a step-by-step walkthrough, including installation and configuration, making it easier for developers to get started.

Key Takeaways

•Guide to setting up LangChain V1.xx for LLM interactions.
•Utilizes uv for Python library installation.
•Emphasizes ease of LLM switching between OpenAI and Ollama.

Reference / Citation

"LangChain makes it easy to switch LLMs."

Z

Zenn OpenAIJan 27, 2026 13:55

* Cited for critical analysis under Article 32.

Sunrise Unveils 'Qiwang S3' Inference Chip, Redefining Cost-Effectiveness in the AI Era

Effortlessly Chat with OpenAI and Ollama Using LangChain (1.xx)!

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Source: Zenn OpenAI