Open-Source Alternatives to 
GPT-4.1
The best open-weight, self-hostable alternatives to GPT-4.1 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-4.1
GPT-4.1 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.
Qwen3.8 Max (0902) Open
27.6 pts ABOVE GPT-4.1 on the Artificial Analysis intelligence index · 1.3× cheaper per million output tokens
Qwen3.8 Max 0902 is an updated snapshot of Qwen3.8 Max from Alibaba's Qwen team. It is a 2.4-trillion-parameter mixture-of-experts model that accepts text, image, and video input and returns text,...
Qwen3.8 Max (0902) vs GPT-4.1 →
DeepSeek V4.1 Flash Open
26.8 pts ABOVE GPT-4.1 on the Artificial Analysis intelligence index · 13.3× cheaper per million output tokens
DeepSeek V4.1 Flash is a sparse mixture-of-experts model from DeepSeek, and the first built on the company's Causal Encoder-Decoder (CED) architecture. It activates 8B parameters on input and 16B on...
DeepSeek V4.1 Flash vs GPT-4.1 →
MiniMax M3 Open
16.9 pts ABOVE GPT-4.1 on the Artificial Analysis intelligence index · 6.7× cheaper per million output tokens
MiniMax-M3 is a multimodal foundation model from MiniMax. It supports text, image, and video inputs with text output, a 1M-token context window, and is suited for long-horizon agentic work, coding,...
MiniMax M3 vs GPT-4.1 →TH Inkling Small Open
13.4 pts ABOVE GPT-4.1 on the Artificial Analysis intelligence index · 6.7× cheaper per million output tokens
Inkling Small is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 12B active parameters out of 276B total. It is positioned as the smaller, more efficient member of...
Inkling Small vs GPT-4.1 →See the full open-source leaderboard
Live ranking of open-weight models with pricing, context windows and capabilities.
Open the leaderboard →