4 models
Ranked by Terminal-Bench 2.1
Reasoning Tools JSON Open weights 90.6

DeepSeek V4.1 Flash model for reasoning and agentic coding

deepseek/deepseek-v4.1-flash 2026-09-10 1M context $0.02/M input $1/M output
70 providers
Reasoning Tools JSON Open weights 88.2

Flagship GLM model for long-horizon coding, agents, and complex project delivery

zhipuai/glm-5.3 2026-08-14 1M context $1.195/M input $4.183/M output
73 providers
Reasoning Tools JSON Open weights 84.3

Native multimodal GLM model for efficient coding and long-horizon agent tasks

zhipuai/glm-5.3-flash 2026-08-26 1M context $0.12/M input $0.418/M output
65 providers
Reasoning Tools JSON Open weights 56.4

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