MODEL PROOF
Laguna S 2.1
NOT INDEPENDENTLY RATED
No independent LMArena score is published for this model.
Lifecycle: retirement date · 31 Oct 2026
- Independent LMArena score
- Not independently rated
- Context window
- 1.05M
- Maximum output
- 131.07K
- Input modalities
- text
- Output modalities
- text
- Published input price
- $0.100 / 1M tokens
- Published output price
- $0.200 / 1M tokens
- Pricing kind
- fixed
Inspect complete billing conditions and endpoint terms below.
Price from Poolside: the cheapest offer that is serving, at standard delivery and at the maker’s precision or better, at its standard rate.
Cheaper right now: $0.090 in · $0.180 out per million tokens at Poolside, a promotion of 10%. The price on this page is Poolside’s standard rate: the ranking uses the standard rate, never a promotion.
Every price dimension · USD per million tokens
| Input | $0.100/M |
|---|---|
| Output | $0.200/M |
| Cached input | $0.010/M |
| Cache write | Unknown/M |
| Cache write 1h | Unknown/M |
| Reasoning | Unknown/M |
Who sells it
The same weights, different shops. Cheapest is not like-for-like when serving precision differs.
1 provider offers · rates, limits and conditions
Rates are USD per million tokens. Endpoint terms can differ even when the quoted price and precision match. A listed parameter is a provider declaration, not a task-success test.
| Seller | Input | Output | Precision | Uptime (1d) |
|---|---|---|---|---|
| Poolsidepoolside/fp4 Endpoint terms
| $0.090 | $0.180 | fp4 | 99.95% |
Independent scores
No independent benchmark has measured this model. Unrated is not a score of zero.
Capability
| Context window | 1M |
|---|---|
| Max output | 131K |
| Input modes | text |
| Tool use | yes |
| Reasoning | optional |
| Open weights | Unknown |
Retirement scheduled for 2026-10-31. Do not start new work on it.
Provenance
| Price source | openrouter.ai |
|---|---|
| Fetched | 2026-10-06 |
| Quality data | unrated |
Laguna S 2.1 is the latest coding agent model from [Poolside](<https://poolside.ai/>). Laguna S 2.1 is a 118B total parameter model with 8B active parameters, scoring 70.2% on Terminal-Bench 2.1 and...
Questions this page answers
What does Laguna S 2.1 cost?
$0.100/M in, $0.200/M out in this catalogue, as of the fetch date on this page. That is the API row, not a subscription.
Does Laguna S 2.1 have an independent quality score?
Laguna S 2.1 has no independent quality score in this catalogue. Unrated is not a score of zero.
What beats Laguna S 2.1?
Laguna S 2.1 has no independent quality score. Unrated is not a score of zero.
Does this page use Artificial Analysis scores for Laguna S 2.1?
No. Artificial Analysis figures are not published here. Quality on this page is LMArena Elo where a score exists; otherwise the row is unrated.
Does a missing score mean Laguna S 2.1 scored zero?
Unrated is not a score of zero.
MODEL MONUMENT
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Badge
The verdict as one SVG, for a README or a docs page. It states this model's dominance status at the balanced workload on the LMArena lens, with the date it was computed, and it is rebuilt with the catalogue — so it changes when the verdict changes, including to one you would rather it did not.
[](https://undominated.ai/models/poolside__laguna-s-2.1/)<a href="https://undominated.ai/models/poolside__laguna-s-2.1/"><img src="https://undominated.ai/badge/poolside__laguna-s-2.1.svg" alt="Laguna S 2.1 — Undominated.ai dominance verdict" height="36"></a>Direct file: https://undominated.ai/badge/poolside__laguna-s-2.1.svg — a static SVG, written by scripts/build-badges.mjs on every build, so the copy you embed is never
older than the last deploy.
