3 models
Ranked by Coding Index
Tools Open weights 52.9

Multimodal MoE reasoning model (276B total, 12B active) for text, image, and audio

thinkingmachines/inkling-small 2026-07-30 1.04858M context $0.58/M input $1.44/M output
15 providers
Reasoning Tools Open weights 52.1

Multimodal MoE reasoning model (975B total, 41B active) for text, image, and audio

thinkingmachines/inkling 2026-07-15 1.04858M context $1.87/M input $4.68/M output
24 providers
Reasoning Tools Open weights 49.3

Largest Nemotron 3 model for maximum open-weight reasoning and agent accuracy

nvidia/nemotron-3-ultra-550b-a55b 2026-06-04 1M context $0.1/M input $0.1/M output
17 providers