9 Best Open-Source LLMs in 2026 (Compared)

Short summary

A ranking of nine top open-weight LLMs in 2026 covers license, context window, hardware requirements, and per-token pricing. Kimi K3 leads the field with frontier-class quality at $3/$15 per million tokens, though weights aren't downloadable yet. GLM-5.2 offers the best capability-per-dollar at roughly half K3's price, while Qwen-3B-Flash runs on a 24GB consumer GPU for local development.

• •Kimi K3 tops open-weight rankings, tied with Claude Opus 4.8 and GPT-5.5 on intelligence benchmarks
• •GLM-5.2 offers best capability-per-dollar with MIT license and 1M context at $1.40/$4.40 per M tokens
• •Models range from 2.8T-param frontier class to 35B-param consumer-GPU-runnable options

Generated with AI, which can make mistakes.