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GLM 5.3 Flashx API price
z-ai/glm-5.3-flashx
The cheapest GLM 5.3 Flashx API is $0.37/M input at OpenRouter (aggregator) - all 2 providers compared below, per 1M tokens.
FlagshipZ.ai / Zhipu1.0M context2 sellers
Input
$0.37
per 1M tokens · OpenRouter (aggregator)
Output
$1.25
per 1M tokens · OpenRouter (aggregator)
Where to buy it
Cheapest GLM 5.3 Flashx API providers compared - 2 sellers, from $0.37/M.
Cost calculator
| Provider | Input $/M | Output $/M | Cached in | Your cost |
|---|---|---|---|---|
| OpenRouter (aggregator) | 0.370cheapest | 1.25 | 0.075 | |
| TokenRouter (aggregator) | 0.370 | 1.25 | 0.075 |
Against its tier
- This model$1.62
- Cheapest · GLM 5.3 Flash$0.29
- Tier median · Kimi K3$10.00
- Dearest · GPT 5.5 Pro (04-23 snapshot)$210.00
#5 of 39 flagship · cheaper than 89%
Details
- Context window
- 1.0M1,048,576 tokens
- Developer
- Z.ai / Zhipu
- Sellers
- 2
- Cheapest at
- OpenRouter (aggregator)
- Cached input
- $0.075where the source publishes one
- Combined
- $1.62in + out per 1M
- Last checked
- 2026-09-20