Self-Hosted LLMs in 2026 — Ollama, vLLM, and When to Skip the API
A practical guide to self-hosting LLMs in 2026. Ollama for development, vLLM and SGLang for production, model selection (Llama 3.3, Qwen 2.5, DeepSeek V3), hardware sizing, batching, and when self-hosting is genuinely cheaper than the API.