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GLM 5.3 Flash price increase: output $0.50 → $0.71 per 1M tokens
Z.ai's GLM 5.3 Flash changed its list price between Sep 29, 2026 and Oct 16, 2026: input $0.15 → $0.023 and output $0.50 → $0.71 per 1M tokens (+41%).
What it means per task
Same tokens as today's measurement, old price vs new price.
| Task | Before | After | Per 1,000 tasks |
|---|---|---|---|
| Answer a chat question | 0.09¢ | 0.13¢ | $0.90 → $1.26 |
| Reply to a customer email | 0.02¢ | 0.02¢ | $0.17 → $0.19 |
| Write a 1,500-word blog post | 0.35¢ | 0.49¢ | $3.47 → $4.88 |
| Write 10 product descriptions | 0.36¢ | 0.50¢ | $3.56 → $4.97 |
| Translate 1,000 words | 0.53¢ | 0.72¢ | $5.28 → $7.19 |
| Proofread one page (500 words) | 0.05¢ | 0.06¢ | $0.51 → $0.58 |
| Summarize a 20-page PDF | 0.29¢ | 0.16¢ | $2.86 → $1.58 |
| Extract data from an invoice | 0.06¢ | 0.07¢ | $0.57 → $0.74 |
| Analyze a 200-row spreadsheet | 0.87¢ | 1.1¢ | $8.73 → $11.40 |
| Answer from 5 retrieved documents (RAG) | 0.15¢ | 0.15¢ | $1.54 → $1.47 |
| Classify 100 support tickets | 0.41¢ | 0.56¢ | $4.12 → $5.57 |
| Review 500 lines of code | 0.87¢ | 1.1¢ | $8.68 → $11.39 |
| Write a SQL query | 0.08¢ | 0.11¢ | $0.82 → $1.13 |
| Run a 50-step coding agent | 36¢ | 8.2¢ | $358 → $82.19 |