GLM-5.3-FlashX pricing
GLM-5.3-FlashX is the high-speed variant of Z.ai's GLM-5.3-Flash, a native multimodal model delivering inference speeds of up to 200 tokens/s. GLM-5.3-FlashX from Zhipu AI (GLM) costs $0.370 per 1M input tokens and $1.25 per 1M output tokens. Cached input is $0.075 per 1M. Context window 1,048,576 tokens.
API id glm-5.3-flashx · Zhipu AI (GLM) · source · updated 2026-09-25 · general-purpose
$0.370
Input / 1M tokens
$1.25
Output / 1M tokens
$0.075
Cached input / 1M
1M
Context window
GLM-5.3-FlashX specifications
- Provider
- Zhipu AI (GLM)
- API id
glm-5.3-flashx- Model type
- general-purpose
- Context window
- 1M tokens
- Max output
- 131K tokens
- Currency
- USD
- Price source
- First-party
- Last checked
- 2026-09-25
GLM-5.3-FlashX across providers
The same model, priced by every seller we track. Ranked by the cost of 1M input + 1M output tokens, standard tier; savings measured against buying from the vendor directly.
| Provider | Input /1M | Cached /1M | Output /1M | 1M in + 1M out | vs vendor |
|---|---|---|---|---|---|
| $0.370 | $0.075 | $1.25 | $1.62 | — | |
OpenRouterHost | $0.370 | $0.090 | $1.25 | $1.62 | — |
What GLM-5.3-FlashX costs in practice
| Workload | Input tokens | Output tokens | Estimated cost |
|---|---|---|---|
| Short chat turn | 1,000 | 500 | $0.0010 |
| Document summary | 50,000 | 2,000 | $0.02 |
| 1M tokens in, 200K out | 1,000,000 | 200,000 | $0.62 |
Estimates use the standard tier and ignore caching discounts, so real bills with repeated prompt prefixes are typically lower.
Common questions
- How much does GLM-5.3-FlashX cost per 1M tokens?
- GLM-5.3-FlashX costs $0.370 per 1M input tokens and $1.25 per 1M output tokens on the standard tier. Cached input is $0.075 per 1M.
- What is GLM-5.3-FlashX's context window?
- GLM-5.3-FlashX accepts up to 1,048,576 tokens in a single request, and can return up to 131,072 output tokens.
- Is there a cheaper GLM model than GLM-5.3-FlashX?
- Yes. GLM-4.6V-Flash is free per 1M input tokens versus $0.370 for GLM-5.3-FlashX.
- Where does this GLM-5.3-FlashX price come from?
- Directly from Zhipu AI (GLM)'s published pricing page, re-read every day and normalized to USD per 1,000,000 tokens.