Poolside

Laguna S 2.1

Laguna S 2.1 launch post cover

Agentic coding model from Poolside in the XS size class for local deployment

Context
1.0M
Released
2mo ago
Parameters
—
Input / 1M tokens
$0.09
Output / 1M tokens
$0.18
Cached input / 1M tokens
$0.009

Sources:models.devOpenRouter

Benchmarks

DeepSWE is the primary coding benchmark where an exact model evaluation exists. Other sourced evaluations appear below; missing scores are not zero.

Not evaluated in DeepSWE 1.1 as of 2026-09-22. Results are only shown for exact model versions in the official dataset. Official leaderboard.

No benchmark results have been matched to this model yet.

Specifications

Developer
Poolside
Model family
—
Type
Language model
Predecessor
—
Successor
—
Released
July 21, 2026
Model ID
poolside/laguna-s-2.1
Openness
Open weights
License
—
Parameters
—
Input modalities
text
Output modalities
text
Modality
text->text
Native context
1M
Tokenizer
Other
Max output tokens
131K
Source freshness
Metadata synced Oct 8, 2026, 10:17 PM UTC
Additional source evidence
Source model
poolside/laguna-s-2.1
Source family
laguna
Last updated
2026-07-21
Model context
1.0M
Model output limit
33K
Open weights
Yes
File attachments
No
Reasoning
Yes
Tool calling
Yes
Structured output
No
Temperature control
Yes
Complete source record (JSON)
{
  "id": "poolside/laguna-s-2.1",
  "name": "Laguna S 2.1",
  "description": "Agentic coding model from Poolside in the XS size class for local deployment",
  "family": "laguna",
  "last_updated": "2026-07-21",
  "attachment": false,
  "reasoning": true,
  "tool_call": true,
  "structured_output": false,
  "temperature": true,
  "modalities": {
    "input": [
      "text"
    ],
    "output": [
      "text"
    ]
  },
  "limit": {
    "context": 1048576,
    "output": 32768
  },
  "release_date": "2026-07-21",
  "open_weights": true
}

Infrastructure

Provider availability

All providers
ProviderEndpointContextInput /M tokensOutput /M tokensCached input /M tokensCache write /M tokensUptime 1dData handling
Poolsidepoolside/fp41.0M$0.09$0.18$0.009—100.00%
ZDR: No

Training: Unknown

Prompt logging: Unknown

Retention: Unknown

Checked 2026-10-15

Provider data:OpenRouter

Deployment graph

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