GLM 5.3 Flash API pricing
Of the 8 providers checked, DeepInfra lists the lowest blended rate for GLM 5.3 Flash: $0.075 input and $0.25 output per 1M tokens, on its pricing page as of 25 September 2026.
The first GLM 5 model to take images as input. Only 18B of its 320B parameters are active per token. Z.ai prices it at about a tenth of GLM 5.3 and the providers here follow: $0.15 / $0.50 per 1M against $1.40 / $4.40.
- Creator
- Z.ai
- Released
- 26 August 2026
- Weights
- Open
- License
- MIT
- Size
- 320B total, 18B active
- Input
- text, image
- Model card
- Hugging Face
Facts from the model card, checked 25 Sep 2026.
Across 8 providers, the most expensive charges 3.0× the cheapest on a blended basis. 1 provider is on a limited-time promotion.
Prices by provider
Per 1M tokens, on-demand, sorted cheapest first by blended cost (3:1 input to output). Off-peak and long-context rates are listed on each provider's page.
| # | Provider | Input / 1M | Cached / 1M | Output / 1M | Checked | Notes |
|---|---|---|---|---|---|---|
| 1 | DeepInfra | $0.075 | $0.015 | $0.25 | 25 Sep 2026 | Promotional price, 50% off list $0.15 / $0.50 |
| 2 | Baseten | $0.15 | $0.03 | $0.50 | 25 Sep 2026 | |
| 3 | Cloudflare Workers AI | $0.15 | $0.03 | $0.50 | 25 Sep 2026 | |
| 4 | Fireworks AI | $0.15 | $0.03 | $0.50 | 25 Sep 2026 | Standard tier |
| 5 | Novita AI | $0.15 | $0.03 | $0.50 | 25 Sep 2026 | |
| 6 | SiliconFlow | $0.15 | $0.03 | $0.50 | 25 Sep 2026 | |
| 7 | Together AI | $0.15 | $0.03 | $0.50 | 25 Sep 2026 | |
| 8 | Berget AI | €0.25 ≈ $0.2842 | €0.25 | €0.50 ≈ $0.5684 | 27 Sep 2026 | Cached input is billed at the input price |
Each price was read off the provider's own pricing page on the date shown; the date links to that page. Providers that publish no per-token price for this model are not listed. EUR prices are ranked at the ECB reference rate of 24 September 2026. The same data is open under CC-BY at /api/query/prices.
Compare every inference provider on free tiers, hosting and EU availability in the inference APIs table.
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