GLM 5.3 FlashX is cheaper than Llama 3.1 405B at $0.37/M vs $2.7/M input tokens.
| Spec | GLM 5.3 FlashX | Llama 3.1 405B |
|---|---|---|
| Input price | $0.37/M tokens | $2.7/M tokens |
| Output price | $1.25/M tokens | $3.1/M tokens |
| Context window | 1.0M tokens | 128K tokens |
| Weights | — | Open |
| Free API (OpenRouter) | No | No |
| Released | Sep 2026 | Jul 2024 |
Not enough votes to call it. On the specs, nothing separates them.
GLM 5.3 FlashX is cheaper on both: 7.3× input, 2.5× output.
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Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.