3 models
Ranked by Artificial Analysis Coding Index
Reasoning Tools JSON Open weights 37.1

Newer StepFun flash model for faster agents, coding, and multimodal prompts

stepfun/step-3.7-flash 2026-05-29 256K context $0.202/M input $1.211/M output
21 providers
Reasoning Tools Open weights 29.5

Late GLM-4 workhorse for coding agents, reasoning, and structured tasks

zhipuai/glm-4.6 2025-09-30 204.8K context $0.6/M input $2.2/M output
21 providers
Reasoning Tools JSON Open weights 10.9

GLM vision model for visual reasoning, documents, and multimodal agents

zhipuai/glm-4.5v 2025-08-11 64K context $0.299/M input $0.896/M output
10 providers