19 min read
RAG Code Snippets: 25 Production Python Patterns (2026)
25 copy-paste RAG code snippets for Python. Document loading, chunking, embeddings, vector stores, and retrieval patterns that work.
RAG Python Code Snippets
Code Snippets
Production-ready code snippets for AI development. Copy-paste Python, TypeScript, and API examples that work out of the box.
9 min read
Vector Database Snippets: Pinecone, Weaviate, Chroma
Copy-paste production Python code snippets for Pinecone SDK v7, Weaviate v4 collections, and ChromaDB. Complete examples for indexing, querying, and filtering.
vector database snippets pinecone python sdk v7 weaviate python v4 collections
25 min read
AI Function Calling Code: Tool Use Snippets for LLMs
Production Python code snippets for LLM function calling with OpenAI strict mode, Claude tool use, and Gemini. Parallel execution, streaming, and error handling.
ai function calling snippets mcp vs function calling openai function calling python
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AI Error Handling: Retry, Fallback, and Rate Limit Patterns
Production-ready Python code for handling LLM API errors with exponential backoff, rate limiting, and fallbacks, with practical implementation guidance.
Error Handling Python API
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AI Agent Code Patterns: 15 Reusable Python Templates (2026)
Master 15 AI agent code patterns in Python with copy-paste templates. From ReAct to multi-agent orchestration, production-ready patterns that work anywhere.
ai agents python code patterns
15 min read
LangChain Code Snippets: 25+ Patterns for AI Apps (2026)
Master LangChain with 25+ ready-to-use code snippets. LCEL, agents, memory patterns, and production tips for AI app developers.
LangChain Python Code Snippets
19 min read
Claude API Snippets: Python & TypeScript Examples (2026)
Ready-to-use Claude API code snippets in Python and TypeScript. Vision, tool use, streaming, and production patterns. Practical guidance, examples, and tools.
Claude Anthropic Python
11 min read
Prompt Template Code: 10 Python Patterns for Dynamic Prompts
Master 10 prompt template patterns in Python. From f-strings to Jinja2, build secure, type-safe, and dynamic LLM pipelines with production code examples.
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16 min read
OpenAI API Code Snippets: 30 Ready-to-Use Examples (2026)
Copy-paste OpenAI API code snippets for Python. 30 working examples for chat completions, function calling, streaming, embeddings, and more.
OpenAI Python Code Snippets
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Streaming LLM Responses: Code for Real-Time AI Output
Production Python code for streaming responses from OpenAI, Claude, and Gemini APIs. Includes async FastAPI SSE patterns and disconnect handling.
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What Code Snippets Covers
This Code Snippets archive brings together explainers, guides, and working examples on Python, Code Snippets, LLM, RAG, API, and Langchain. Production-ready code snippets for AI development. Copy-paste Python, TypeScript, and API examples that work out of the box.
Use this page when you want a solid starting point, a short list of strong next reads, or a quicker way to compare related ideas before you open a more specific article.
- Python 9
- Code Snippets 4
- LLM 4
- RAG 3
- API 3
- Langchain 3
Best Starting Points in Code Snippets
If you are new to this topic, start with RAG Code Snippets: 25 Production Python Patterns (2026), Vector Database Snippets: Pinecone, Weaviate, Chroma, and AI Function Calling Code: Tool Use Snippets for LLMs. Together, those articles give you a clear overview, a few practical examples, and a better sense of where to go next.
- RAG Code Snippets: 25 Production Python Patterns (2026)
25 copy-paste RAG code snippets for Python. Document loading, chunking, embeddings, vector stores, and retrieval patterns that work.
- Vector Database Snippets: Pinecone, Weaviate, Chroma
Copy-paste production Python code snippets for Pinecone SDK v7, Weaviate v4 collections, and ChromaDB. Complete examples for indexing, querying, and filtering.
- AI Function Calling Code: Tool Use Snippets for LLMs
Production Python code snippets for LLM function calling with OpenAI strict mode, Claude tool use, and Gemini. Parallel execution, streaming, and error handling.