Open Source AI
(40 articles)8 Open Source LLMs Worth Running in April 2026
April 2026 might be the strongest month for open weights since the original Llama era. Here are the eight models from the LocalLLaMA roundup actually worth...
Local LLM Speed Test: Ollama vs LM Studio vs llama.cpp
Tokens per second across three popular local LLM runtimes. The winner isn't who you'd expect, and the gap is smaller than the marketing suggests.
Fine-Tune an LLM on Your Own Data: A 2026 Guide
A practical walkthrough for fine-tuning open-source LLMs with QLoRA, from dataset prep to evaluation. Real code, real costs, no fluff.
LangChain vs LlamaIndex vs Haystack: The Real Numbers
Benchmark data shows LlamaIndex leading on RAG-specific performance, LangChain winning on ecosystem breadth, and Haystack excelling at production stability....
DeepSeek vs Llama 4: Which Open Source LLM Wins?
DeepSeek R1 dominates reasoning benchmarks while Llama 4 Maverick offers a 1M-token context window. We break down benchmarks, architecture, pricing, and use...
The Brutal Math Behind Open Source PR Backlogs
A viral blog post applies queuing theory to Jellyfin's 200-PR backlog, proving that review wait times grow exponentially as utilization increases. The math...
Gemma 4 vs Qwen 3.5: 30-Question Blind Eval Breakdown
A community blind eval pits Gemma 4 31B, Gemma 4 26B-A4B, and Qwen 3.5 27B against each other across 30 questions. Qwen wins more matchups, but Gemma leads on...
9 Best AI Image Generators in 2026, Ranked
We ranked the 9 best AI image generators of 2026, from Midjourney's unmatched quality to free open-source tools like Stable Diffusion and Flux that are closing...
Ship Your LLM API on AWS: A 5-Step Guide
Learn how to deploy an LLM API on AWS using Bedrock, SageMaker, or EC2 with vLLM. Includes step-by-step code, GPU selection, autoscaling, and production...
Ollama vs LM Studio vs llama.cpp: 5 Speed Tests Ranked
llama.cpp beats Ollama by 8–15% in raw token generation, but speed isn't everything. Here's how all three local LLM runners compare across the metrics that...
Stable Diffusion XL in 5 Steps: Zero to Pro
The definitive SDXL tutorial covering installation, prompting, and advanced techniques like ControlNet and LoRAs. Everything you need to go from first image to...
Vector Database Showdown: Pinecone vs Weaviate vs Chroma
A hands-on Python tutorial comparing Pinecone, Weaviate, and Chroma. Get working code for all three vector databases and find out which one actually fits your...