Mellum2-12B-A2.5B-Instruct
JetBrainsOpen weightsNon-reasoningReleased May 28, 2026
Overall score
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Not enough evidence to rank yet
Context window
128K
128,000 tokens
Price per 1M tokens
— in · — out
No price listed
Blended price
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3:1 input:output tokens
Output speed
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Not measured yet
Category scores
Scores per capability area with the model's rank among ranked models in that category.
- 1Knowledge40.3
Benchmark results (5)
As reported in system cards, papers and public evaluations. Position compares this model with every other model reporting the same benchmark.
Knowledge
| GPQA | 40.9 | #109 of 117 |
| MMLU-Redux | 78.1 | #14 of 15 |
Agentic & tool use
| BFCL v4 | 44.2 | #14 of 19 |
Coding
| LiveCodeBench v6 | 37.2 | #44 of 46 |
Instruction following
| IFEval | 75.8 | #49 of 53 |
Pricing by source
USD per 1M tokens.
| Source | Input | Output | Cached in |
|---|---|---|---|
| List price | — | — | — |
Speed
Measured by us through OpenRouter (median of trials).
Not available on OpenRouter, so we cannot measure it yet.