GLM-5.3 Flash trails full model by 5.6 points at 17x lower cost
On DeepSWE, GLM-5.3 Flash solves 63.4% of tasks at pass@1 vs 69.0% for GLM-5.3, but costs $0.24 per rollout vs $3.99. A cascade routing solves 80.9% of tasks at $1.70 each.
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