GLM 5.3 (v3) vs Step 5 Preview

GLM 5.3 (v3) and Step 5 Preview side by side on shared benchmark boards, Codex Radar runs and the lowest real price per million tokens.

Best score per boardGLM 5.3 (v3)Step 5 Preview
DeveloperZhipuStepFun
Artificial Analysis Intelligence Index v4.344.843.7
Terminal-Bench 4.041.8—
Terminal-Bench 4.0 (AA)41.933.3
Code Arena | WebDev Overall1622.01570.0
Agent Arena · Overall (Ranking / Pareto)2.6—
Artificial Analysis Coding Agent Index v1.553.6—
DeepSWE v1.169.0—
Radar IQ (Codex)96.7—
Lowest real price / MTok$0.0089$0.0036

Data: real-api-pricingData: codexradarSources and licenses