Pricing°
GLM 5.3 Flash input price cut 70%, output price rises
Z.ai has repriced GLM 5.3 Flash on OpenRouter. Input drops from $0.15 to $0.045 per 1M tokens, while output climbs from $0.5 to $0.6 per 1M tokens. The model is now much cheaper to feed and slightly more expensive to generate from.
Pricing24 Sept 2026Z.ai
What it means for a SaaS brand
Long-context work gets cheaper on GLM 5.3 Flash, so pipelines that push large prompts through it, such as bulk page audits or answer-surface monitoring across your category, cost less to run at scale. If your workload is generation heavy, recheck the per-run cost before expanding volume.
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