thinkingmachines

Inkling Small is an open-weight multimodal mixture-of-experts model from Thinking Machines Lab, with 12B active parameters out of 276B total and a 1M-token context window. Distinct from thinkingmachines/inkling. Served free via the platform free pool on the OpenRouter :free wire, with paid BYOK as a fallback.

Inkling is Thinking Machines Lab's first open-weights foundation model: a 975B-parameter multimodal Mixture-of-Experts transformer (41B active, 256 experts) with a 1M token context window, switchable reasoning effort, and tool use. Accepts text, image, and audio inputs; outputs text. Pretrained on 45T tokens. Served via NVIDIA NIM.