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Model comparison

Laguna XS.2 vs Mellum2-12B-A2.5B-Instruct

Data verified

Head-to-head evidence from 0 shared benchmark results across 0 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

No sourced benchmark result is currently shared by both models. This page therefore compares only the available metadata, pricing, and runtime rows; it does not name a quality winner.
Laguna XS.2
Poolside
N/A
No comparison
N/A
0 category wins0 category wins

Evidence parity. Laguna XS.2 and Mellum2-12B-A2.5B-Instruct share 0 comparable benchmark results. 0 of 8 categories are comparable. 5 results are unique to Laguna XS.2; 5 to Mellum2-12B-A2.5B-Instruct.

Updated July 23, 2026
Shared results
0
Laguna XS.2 only
5
Mellum2-12B-A2.5B-Instruct only
5
Comparable categories
0 / 8

Benchmark data for Laguna XS.2 and Mellum2-12B-A2.5B-Instruct is coming soon on BenchLM.

Confidence note. This is a partial-evidence comparison with 0 shared benchmark results across 0 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.

Laguna XS.2 has the larger context window at 256K, compared with 128K for Mellum2-12B-A2.5B-Instruct.

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricLaguna XS.2Mellum2-12B-A2.5B-InstructComparison
Input / output priceUSD per 1M tokensLaguna XS.2$0 input / $0 outputMellum2-12B-A2.5B-InstructNot availableA complete price comparison is not available.
Generation speedtokens per secondLaguna XS.2Not availableMellum2-12B-A2.5B-InstructNot availableA complete speed comparison is not available.
First-answer latencyseconds to first tokenLaguna XS.2Not availableMellum2-12B-A2.5B-InstructNot availableA complete latency comparison is not available.
Context windowmaximum listed tokensLaguna XS.2256KMellum2-12B-A2.5B-Instruct128KLaguna XS.2 lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkLaguna XS.2Mellum2-12B-A2.5B-InstructResult
Terminal-Bench 2.0Source 35.7%—Not comparable
BFCL v4Source —44.2%Not comparable
Coding
BenchmarkLaguna XS.2Mellum2-12B-A2.5B-InstructResult
SWE-bench VerifiedSource 69.9%—Not comparable
SWE MultilingualSource 57.7%—Not comparable
SWE-bench ProSource 46.3%—Not comparable
Terminal-Bench 2.0Source 35.7%—Not comparable
Knowledge
BenchmarkLaguna XS.2Mellum2-12B-A2.5B-InstructResult
MMLU-ReduxSource —78.1%Not comparable
GPQASource —40.9%Not comparable
GPQA-DSource —40.9%Not comparable
Inst. Following
BenchmarkLaguna XS.2Mellum2-12B-A2.5B-InstructResult
IFEvalSource —75.8%Not comparable
Frequently Asked Questions (3)

Can I compare Laguna XS.2 and Mellum2-12B-A2.5B-Instruct on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.

Why does this comparison show “coming soon”?

BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.

What data is available for Laguna XS.2 and Mellum2-12B-A2.5B-Instruct today?

Laguna XS.2: $0.00 input / $0.00 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.

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Last updated: July 23, 2026

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