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Fun with Large Models
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Fun with Large Models

Master's graduate from Beijing Institute of Technology, published four top‑journal papers, previously worked as a developer at ByteDance and Alibaba. Currently researching large models at a major state‑owned enterprise. Committed to sharing concise, practical AI large‑model development experience, believing that AI large models will become as essential as PCs in the future. Let's start experimenting now!

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Recent Articles

Latest from Fun with Large Models

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Fun with Large Models
Fun with Large Models
Aug 22, 2025 · Artificial Intelligence

Step‑by‑Step Guide: Building a PDF‑Based RAG Knowledge Base with LangChain, Streamlit, DashScope & DeepSeek

This tutorial shows how to create a lightweight Retrieval‑Augmented Generation (RAG) system that indexes multiple PDF files, stores their embeddings in a FAISS vector database, and answers user queries through a LangChain agent powered by DashScope embeddings and the DeepSeek‑Chat model, all wrapped in a Streamlit UI.

DashScopeDeepSeekFAISS
0 likes · 13 min read
Step‑by‑Step Guide: Building a PDF‑Based RAG Knowledge Base with LangChain, Streamlit, DashScope & DeepSeek
Fun with Large Models
Fun with Large Models
Aug 19, 2025 · Artificial Intelligence

Deep Dive into OpenAI’s GPT‑OSS and GPT‑5: Features, Performance, and Controversies

The article provides a detailed analysis of OpenAI’s newly released open‑source GPT‑OSS models (20B and 120B) and the closed‑source GPT‑5 family, covering their architectures, training pipelines, benchmark results, practical usage observations, pricing, and the mixed user feedback that surrounds GPT‑5.

GPT-5GPT-OSSOpenAI
0 likes · 13 min read
Deep Dive into OpenAI’s GPT‑OSS and GPT‑5: Features, Performance, and Controversies
Fun with Large Models
Fun with Large Models
Aug 2, 2025 · Artificial Intelligence

Quickly Build a LangChain Agent Using the Agent API (Part 6)

This tutorial walks through using LangChain's Agent API to create AI agents with tool calling, demonstrating a weather‑assistant example, parallel and sequential tool calls, and integration of the Tavily search tool, all with concise Python code and step‑by‑step explanations.

AI AgentAgent APILangChain
0 likes · 13 min read
Quickly Build a LangChain Agent Using the Agent API (Part 6)
Fun with Large Models
Fun with Large Models
Jul 30, 2025 · Artificial Intelligence

LangChain Tool Integration: Step‑by‑Step Guide to Built‑in and Custom Functions

This article walks through how to integrate LangChain's built‑in tools and user‑defined functions into AI agents, covering environment setup, installing dependencies, using the Python code interpreter tool, binding tools to a model, parsing tool calls with JsonOutputKeyToolsParser, and demonstrating both a data‑analysis example and a weather‑lookup function.

AI AgentsLangChainPython
0 likes · 13 min read
LangChain Tool Integration: Step‑by‑Step Guide to Built‑in and Custom Functions
Fun with Large Models
Fun with Large Models
Jul 24, 2025 · Artificial Intelligence

Qwen3‑Coder vs Claude 4: In‑Depth Performance Review and Usage Guide

This article evaluates the open‑source Qwen3‑Coder‑480B‑A35B model, comparing its programming and agentic capabilities to Claude 4 and other leading models, detailing its architecture, token length, reinforcement‑learning‑after‑training technique, ecosystem tools, and real‑world code‑generation case studies.

AI codingAgent RLQwen3-Coder
0 likes · 14 min read
Qwen3‑Coder vs Claude 4: In‑Depth Performance Review and Usage Guide
Fun with Large Models
Fun with Large Models
Jul 23, 2025 · Artificial Intelligence

Why ChatGPT Agent Sets the Benchmark for Future Large‑Model AI Agents

The article analyzes OpenAI's ChatGPT Agent—its launch, performance metrics, all‑in‑one tool integration, real‑world use cases, pricing tiers, core capabilities, and how it surpasses competing agents like Manus, highlighting its significance for the next generation of AI agents.

AI AgentChatGPT Agentpricing
0 likes · 11 min read
Why ChatGPT Agent Sets the Benchmark for Future Large‑Model AI Agents