GLM 5.3 Flashx pricing
Source: openrouter · updated 2026-10-27
Short answer: GLM 5.3 Flashx costs $0.370 per million input tokens and $1.25 per million output tokens. That is a 3:1 blended rate of $0.590 per million tokens, ranking it #341 of 704 tracked models by input price.
Price breakdown
| Metric | USD |
|---|---|
| Input, per 1M tokens | $0.370 |
| Output, per 1M tokens | $1.25 |
| Output รท input multiple | 3.38× |
| 3:1 blended, per 1M tokens | $0.590 |
| Context window | 1,048,576 tokens |
What a typical workload costs
| Monthly volume | Input cost | Output cost | Total | 1M in / 250K out | $0.370 | $0.312 | $0.682 |
|---|---|---|---|---|---|---|---|
| 10M in / 2.5M out | $3.70 | $3.12 | $6.83 | ||||
| 100M in / 25M out | $37.00 | $31.25 | $68.25 |
Other z-ai models
| Model | Input | Output |
|---|---|---|
| GLM 5.2 | $0.034 | $7.00 |
| GLM 5.3 Flash | $0.050 | $0.180 |
| GLM 4.7 Flash | $0.060 | $0.400 |
| GLM 5.3 | $0.070 | $1.40 |
| GLM 4.5 Air | $0.130 | $0.850 |
Compare against
Cheaper alternatives
Next cheaper option: Qwen 3.5 Plus 02 15 at $0.260 per 1M input tokens. Next step up: Command A Plus at $0.300 per 1M input tokens.