GLM 5.3 FlashX is cheaper than Grok 3 Mini Beta at $0.37/M vs $0.4/M input tokens.
| Spec | GLM 5.3 FlashX | Grok 3 Mini Beta |
|---|---|---|
| Input price | $0.37/M tokens | $0.4/M tokens |
| Output price | $1.25/M tokens | $0.8/M tokens |
| Context window | 1.0M tokens | 131K tokens |
| Free API (OpenRouter) | No | No |
| Released | Sep 2026 | Apr 2025 |
Not enough votes to call it. On the specs, GLM 5.3 FlashX has the edge: bigger model tier, newer, bigger context window.
GLM 5.3 FlashX wins input (1.1× cheaper)·Grok 3 Mini Beta wins output (1.6× cheaper)
No hosts listed on OpenRouter.
Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.