AI Models · Open-Source Alternatives

Open-Source Alternatives to GPT-5.4 Nano

The best open-weight, self-hostable alternatives to GPT-5.4 Nano 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-5.4 Nano

GPT-5.4 Nano 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.

DeepSeek V4.1 Flash Open

DeepSeek · 1M ctx · $0.6/M out

18.3 pts ABOVE GPT-5.4 Nano on the Artificial Analysis intelligence index · 2.1× 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-5.4 Nano →

MiniMax M3 Open

MiniMax · 1M ctx · $1.2/M out

8.4 pts ABOVE GPT-5.4 Nano on the Artificial Analysis intelligence index · 1.0× 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-5.4 Nano →

TH Inkling Small Open

Thinkingmachines · 1M ctx · $1.2/M out

4.9 pts ABOVE GPT-5.4 Nano on the Artificial Analysis intelligence index · 1.0× 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-5.4 Nano →

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