Laguna S 2.1 (retires Oct 31) vs Yi Lightning
Laguna S 2.1 (retires Oct 31) is cheaper on output tokens, while Laguna S 2.1 (retires Oct 31) offers a larger context window. Choose Laguna S 2.1 (retires Oct 31) or Yi Lightning based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Laguna S 2.1 (retires Oct 31) | Yi Lightning |
|---|---|---|
| Provider | Kilo Gateway | NanoGPT |
| Input / 1M tokens | $0.10 | $0.20 |
| Output / 1M tokens | $0.20 | $0.20 |
| Context window | 1M | 12K |
| Parameters | — | — |
| Open weights | Yes | No |
| Released | Jul 2026 | Oct 2024 |
| Aider Polyglot score | — | 12.9 |
| LMArena (Chatbot Arena) Elo score | — | 1302 |
FAQ
Is Laguna S 2.1 (retires Oct 31) or Yi Lightning cheaper?
Laguna S 2.1 (retires Oct 31) is cheaper on output tokens ($0.20 vs $0.20 per 1M).
Which has the larger context window, Laguna S 2.1 (retires Oct 31) or Yi Lightning?
Laguna S 2.1 (retires Oct 31) has the larger context window (1M tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.