
Products & Tools
GLM-5.3 vs. Claude Fable 5 on DeepSWE: Cost, Coding, and Routing
GLM-5.3 and Claude Fable 5 finish within noise of each other on DeepSWE accuracy, but GLM-5.3 costs a fifth as much per task and wins every multi-attempt metric. When two models are this close on quality, the price gap becomes the entire decision.
