Kimi K2 Thinking (Vertex AI (OpenAI-compatible)) vs GLM-5.3 (reka-ai)
Kimi K2 Thinking (Vertex AI (OpenAI-compatible)) is cheaper on output tokens, while GLM-5.3 (reka-ai) offers a larger context window. Choose Kimi K2 Thinking (Vertex AI (OpenAI-compatible)) or GLM-5.3 (reka-ai) based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Kimi K2 Thinking (Vertex AI (OpenAI-compatible)) | GLM-5.3 (reka-ai) |
|---|---|---|
| Provider | LLM Gateway | LLM Gateway |
| Input / 1M tokens | $0.60 | $1.17 |
| Output / 1M tokens | $2.50 | $3.96 |
| Context window | 262K | 1M |
| Parameters | — | — |
| Open weights | Yes | Yes |
| Released | Nov 2025 | Aug 2026 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.