GLM-5.3 vs Kimi K3
30-second takeaway
- GLM-5.3 has the cheaper input: $1.1 vs $3 (per 1M tokens, 63% less)
- Kimi K3 has the larger context: 1.049M vs 1M tokens
More specs (max output / capabilities)
| max output | 131,072 | 1,048,576 |
| Reasoning | ✓ Yes | ✓ Yes |
| Tool calls | ✓ Yes | ✓ Yes |
| Open weights | ✓ Yes | ✓ Yes |
Prices are official/data-source rates (per 1M tokens), not what relays actually charge — relay prices vary with discounts and group multipliers. See methodology.