Fusion Reasoning on MMMU: score, rank and what it means
Fusion Reasoning scores 71.0 on MMMU, placing it #272 of 600 models in the index. The benchmark average is 67.1 and the leader is GPT-5.2 Max at 86.9.
Score distribution
The chart shows the top 10 models on MMMU, with Fusion Reasoning highlighted. Longer bars mean higher scores.
Top 10 leaderboard
| # | Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|---|
| 1 | GPT-5.2 Max | OpenAI | 1000000 | $21.39 | 89.2 |
| 2 | GPT-5.1 Reasoning | OpenAI | 400000 | $20.27 | 88.3 |
| 3 | GPT-5.2 | OpenAI | 2000000 | $19.71 | 88.0 |
| 4 | Claude Sonnet 4.5 Reasoning | Anthropic | 400000 | $19.48 | 87.7 |
| 5 | GPT-5.1 Max | OpenAI | 2000000 | $20.50 | 87.9 |
| 6 | Grok 4 Pro | xAI | 1000000 | $19.00 | 85.4 |
| 7 | Claude Opus 4.5 Reasoning | Anthropic | 2000000 | $20.91 | 88.2 |
| 8 | Claude Sonnet 4.5 Pro | Anthropic | 1000000 | $18.73 | 86.7 |
| 9 | GPT-5.2 Pro | OpenAI | 2000000 | $21.32 | 89.6 |
| 10 | GPT-5.2 Vision | OpenAI | 1000000 | $19.03 | 87.4 |
What this score means
On MMMU, Fusion Reasoning sits at #272 of 600. The leader, GPT-5.2 Max, scores 86.9, so the gap to the top is 15.9 points. The median model in this index scores 70.0, which puts Fusion Reasoning above the midpoint.
OpenRouter models average 66.0 on this benchmark. Fusion Reasoning is 5.0 points above that provider line, so it is a stronger result than the average OpenRouter model.
Among mid-range models, the average is 65.0. Fusion Reasoning is 6.0 points above that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.
Read a 71.0 as a relative signal, not an absolute guarantee. Benchmark scores depend on prompt format, evaluation harness and contamination controls. Use this page to narrow the shortlist, then test the model on your own data.
Price context
At $8.59 per million input tokens, Fusion Reasoning is above the median input price of $4.00 across the 600 models scored on MMMU. The models immediately around it in the ranking are shown below so you can compare score and price together.
| Model | Provider | Context | Input / 1M | Avg score |
|---|---|---|---|---|
| Sonar Turbo | Perplexity | 65536 | $10.71 | 75.7 |
| Yi-Large Chat | 01.AI | 65536 | $3.49 | 73.5 |
| Fusion Turbo | OpenRouter | 8192 | $8.55 | 71.7 |
| Nemotron 4 Chat | NVIDIA | 65536 | $3.99 | 75.0 |
| Fusion Reasoning | OpenRouter | 65536 | $8.59 | 72.2 |
| Llama 3 Novita Instruct | Novita AI | 32768 | $3.94 | 75.6 |
| Llama 3.1 Instruct | Meta AI | 200000 | $4.05 | 75.7 |
Other benchmarks for Fusion Reasoning
| Benchmark | Score | Rank | Percentile | Relative |
|---|---|---|---|---|
| MMLU-Pro | 73.3 | 365 | 39th | |
| GPQA Diamond | 67.4 | 323 | 46th | |
| SWE-bench Verified | 61.7 | 288 | 52th | |
| HumanEval | 78.2 | 285 | 53th | |
| MATH-500 | 73.1 | 356 | 41th | |
| AIME 2025 | 63.3 | 364 | 39th | |
| LiveCodeBench | 66.6 | 259 | 57th | |
| IFEval | 82.0 | 278 | 54th | |
| TruthfulQA | 73.8 | 358 | 40th | |
| HellaSwag | 84.1 | 274 | 54th | |
| Arena Elo | 1357.6 | 348 | 42th |
FAQ
What score does Fusion Reasoning get on MMMU?
Fusion Reasoning scores 71.0 on MMMU in this index. The benchmark average is 67.1 and the top score is 86.9.
How does Fusion Reasoning rank on MMMU?
It ranks #272 of 600 models, in the 55th percentile. The leader is GPT-5.2 Max at 86.9.
Is Fusion Reasoning good at MMMU?
Yes, relative to the index: it is above the median and inside the top half of scores. The result should be read alongside its price and context window.
How is the MMMU score calculated?
MMMU is a multimodal benchmark. Scores in this index are modelled estimates on a 0–100 scale (or Elo for Arena), derived from capability tier and benchmark difficulty. They are not official leaderboard results.
What does Fusion Reasoning cost?
Fusion Reasoning costs $8.59 per million input tokens and $32.34 per million output tokens.