Laguna S 2.1 pricing and routing profile
Laguna S 2.1 from Poolside lists at $0.09 per million input tokens and $0.18 per million output tokens, with a 1,048,576-token context window. Prices from OpenRouter's catalogue on 2026-09-28.
Tool callingReasoning control
Cost per 1,000 requests
| Request shape | List cost |
|---|---|
| Classification or routing (600 tokens in, 10 out) | $0.0558 |
| Chat reply (2,000 in, 400 out) | $0.252 |
| Retrieval-augmented answer (8,000 in, 500 out) | $0.81 |
Before prompt caching. Try your own shape in the cost calculator.
Can Gimbix route to it first?
Not as a first-answer model through OpenRouter: no host returns token log probabilities for Laguna S 2.1. It can still be the model Gimbix falls back to when a cheaper model is unsure.
Cheaper models that can answer first
Models priced below Laguna S 2.1 that expose a confidence signal. Whether they answer your traffic as well is what a Gimbix pilot measures.
| Model | Input / output per 1M | Cheaper on a chat reply |
|---|---|---|
| Llama 3.1 8B Instruct | $0.05 / $0.08 | 48% |
| Qwen3.7 Flash | $0.03 / $0.13 | 56% |
| Granite 4.0 Micro | $0.017 / $0.112 | 69% |
| gpt-oss-20b | $0.018 / $0.09 | 71% |
| Ling 3.0 Flash | $0.021 / $0.063 | 73% |
| Ling 3.0 Flash VL | $0.021 / $0.0616 | 74% |
Questions
How much does Laguna S 2.1 cost?
Laguna S 2.1 lists at $0.09 per million input tokens and $0.18 per million output tokens on OpenRouter as of 2026-09-28. A typical chat reply of 2,000 input and 400 output tokens costs about $0.252 per 1,000 requests.
What is the context window of Laguna S 2.1?
1,048,576 tokens.
Can a cheaper model replace Laguna S 2.1?
Sometimes. Gimbix proves it on your own traffic before routing: the cheaper model must match Laguna S 2.1 on one half of your requests and make at most three answers worse on the other.