Open-Source Alternatives to 
GPT-4
The best open-weight, self-hostable alternatives to GPT-4 in 2026 — compared on price, context window and capabilities. Run them locally and cut API costs.
Refreshed from live data · olud.ai
The best open-weight alternatives to GPT-4
GPT-4 is a proprietary, API-only model. These open-weight models can be self-hosted, run offline and used at a fraction of the cost — here's how the top ones stack up.
Granite 4.1 8B Open
Within 0.3 pts of GPT-4 on the Artificial Analysis intelligence index · 600.0× cheaper per million output tokens
Granite 4.1 8B is a dense, decoder-only 8-billion-parameter language model from IBM, part of the Granite 4.1 family. It supports a 131K-token context window and is designed for enterprise tasks...
Granite 4.1 8B vs GPT-4 →Jamba Large 1.7 Open
Within 1.7 pts of GPT-4 on the Artificial Analysis intelligence index · 7.5× cheaper per million output tokens
Jamba Large 1.7 is the latest model in the Jamba open family, offering improvements in grounding, instruction-following, and overall efficiency. Built on a hybrid SSM-Transformer architecture with a 256K context...
Jamba Large 1.7 vs GPT-4 →See the full open-source leaderboard
Live ranking of open-weight models with pricing, context windows and capabilities.
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