3 models
Ranked by IFBench
Reasoning Tools JSON 82.8

2.4-trillion-parameter MoE flagship for coding, professional work, multimodal understanding, and long-horizon agentic workflows

alibaba/qwen3.8-max 2026-08-03 1M context $2/M input $6/M output
33 providers
Reasoning Tools JSON Open weights 81.3

Open-weight experimental preview of the Qwen4 architecture: hybrid-attention MoE (125B total, 6B active) with vision encoder for coding, agent tasks, and image and video understanding

alibaba/qwen3.8-flash-next 2026-08-27 262.144K context $0.1/M input $0.2/M output
6 providers
Reasoning Tools JSON 81.0

xAI's default Grok for chat, coding, agentic tools, and lower hallucination risk

xai/grok-4.3 2026-04-17 1M context $1.25/M input $2.5/M output
31 providers