Gemini 4 Hydrogen vs MiniMax M2.5
Gemini 4 Hydrogen leads MiniMax M2.5 on coding, 77.9 to 37.2 on the Vibe Coding Index, and MiniMax M2.5 costs 6.3x less per output token ($1.20 vs $7.50 per million). Updated November 14, 2026; 32 benchmarks have a result for both.
Gemini 4 Hydrogen or MiniMax M2.5: which to pick
Pick Gemini 4 Hydrogen for coding: it scores 77.9 on the Vibe Coding Index against 37.2 for MiniMax M2.5.
Pick MiniMax M2.5 for output tokens 6.3x cheaper ($1.20 vs $7.50 per million).
- Shared results
- 32
- Gemini 4 Hydrogen only
- 18
- MiniMax M2.5 only
- 38
- Like-for-like categories
- 6 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
Gemini 4 Hydrogen
Gemini 4 Hydrogen scores 77.9 against 37.2.
4 and 3 benchmarks behind the scores
Reasoning
GPQA Diamond
No call
Only MiniMax M2.5 has a GPQA Diamond result, 82.1%.
Directional only
Math
AIME
No call
Only MiniMax M2.5 has a AIME result, 88.8%.
Directional only
Knowledge
MMLU Pro
No call
Only MiniMax M2.5 has a MMLU Pro result, 80.1%.
Directional only
Web design
Design Arena: websites
Gemini 4 Hydrogen
Gemini 4 Hydrogen leads, 1320 against 1214.
Same board, both measured
General
Vals Index
No call
Only Gemini 4 Hydrogen has a Vals Index result, 68.5%.
Directional only
Long documents
Listed context window
Gemini 4 Hydrogen
Gemini 4 Hydrogen takes 1.05M tokens against 198K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
MiniMax M2.5
Gemini 4 Hydrogen $0.0053, MiniMax M2.5 $0.0009 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only MiniMax M2.5 has the number, $0.62.
Directional only
At a glance
- Coding index
- Gemini 4 Hydrogen 77.9 from 4 benchmarks, MiniMax M2.5 37.2 from 3 benchmarks.
- Widest category
- Coding, 38.6 points apart on average over 6 shared benchmarks.
- Widest single gap
- Vibe Code Bench (Vals AI): Gemini 4 Hydrogen 87.8% against MiniMax M2.5 14.8%, 72.9 points apart on a 0 to 100 scale.
- Output price
- Gemini 4 Hydrogen $7.50 against MiniMax M2.5 $1.20 per million output tokens, 6.3x apart.
- Context window
- Gemini 4 Hydrogen takes 1.05M tokens, MiniMax M2.5 198K.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Gemini 4 Hydrogen | Bars | MiniMax M2.5 | Ties |
|---|---|---|---|---|
| Coding | 6 | 0 | ||
| Reasoning | 3 | 0 | ||
| Math | 2 | 0 | ||
| Knowledge | 4 | 0 | ||
| Web design | 4 | 0 | ||
| General | 13 | 0 | ||
| All shared boards | 32 | 0 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index60
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| SWE-bench Verified | Not measured | 75.8% | Only MiniMax M2.5 measured |
| SWE-bench Multilingual | Not measured | 68.3% | Only MiniMax M2.5 measured |
| LiveBench coding | 78.5% | Not measured | Only Gemini 4 Hydrogen measured |
| LMArena WebDev | 1704 | 1386 | Gemini 4 Hydrogen |
| LiveCodeBench (Vals AI) | Not measured | 79.2% | Only MiniMax M2.5 measured |
| SWE-bench Verified (Vals AI) | Not measured | 74.2% | Only MiniMax M2.5 measured |
| Terminal-Bench 4 (Vals AI) | 54.0% | Not measured | Only Gemini 4 Hydrogen measured |
| Vibe Code Bench (Vals AI) | 87.8% | 14.8% | Gemini 4 Hydrogen |
| Terminal-Bench Hard (Artificial Analysis run) | Not measured | 34.8% | Only MiniMax M2.5 measured |
| Terminal-Bench 4.0 (Artificial Analysis run) | 54.0% | Not measured | Only Gemini 4 Hydrogen measured |
| FrontierCode 2.0 | 39.0% | Not measured | Only Gemini 4 Hydrogen measured |
| Terminal-Bench | Not measured | 42.7% | Only MiniMax M2.5 measured |
| ALE-Bench | Not measured | 618.2 | Only MiniMax M2.5 measured |
| LMArena Text: coding | 1516 | 1381 | Gemini 4 Hydrogen |
| LMArena Text: software and IT | 1513 | 1383 | Gemini 4 Hydrogen |
| LMArena WebDev: React | 1724 | 1373 | Gemini 4 Hydrogen |
| LMArena WebDev: HTML | 1743 | 1414 | Gemini 4 Hydrogen |
| SWE Atlas: Codebase QnA | Not measured | 10.3% | Only MiniMax M2.5 measured |
| SWE Atlas: Refactoring | Not measured | 19.5% | Only MiniMax M2.5 measured |
| SWE Atlas: Test Writing | Not measured | 18.6% | Only MiniMax M2.5 measured |
| Terminal-Bench 2.0 | Not measured | 42.7% | Only MiniMax M2.5 measured |
| CursorBench 4.0 | 57.8% | Not measured | Only Gemini 4 Hydrogen measured |
| Neither model has a result on the other 30 boards here | |||
IntelligenceNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| Neither model has a result on 2 boards here | |||
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| LiveBench research | 86.8% | Not measured | Only Gemini 4 Hydrogen measured |
| LiveBench browser | 77.1% | Not measured | Only Gemini 4 Hydrogen measured |
| LiveBench long agentic | 61.8% | Not measured | Only Gemini 4 Hydrogen measured |
| Tax Agent Bench (Vals AI) | 52.3% | Not measured | Only Gemini 4 Hydrogen measured |
| Legal Research Bench (Vals AI) | 53.8% | Not measured | Only Gemini 4 Hydrogen measured |
| Harvey's Legal Agent Benchmark (Vals AI) | 11.3% | Not measured | Only Gemini 4 Hydrogen measured |
| τ²-Bench Telecom | Not measured | 95.3% | Only MiniMax M2.5 measured |
| Vending-Bench 2 | Not measured | -$23 | Only MiniMax M2.5 measured |
| Neither model has a result on the other 36 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index30
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| GPQA Diamond | Not measured | 82.1% | Only MiniMax M2.5 measured |
| LiveBench reasoning | 88.6% | Not measured | Only Gemini 4 Hydrogen measured |
| GPQA Diamond (Artificial Analysis run) | Not measured | 84.8% | Only MiniMax M2.5 measured |
| Humanity's Last Exam (Artificial Analysis run) | Not measured | 20.5% | Only MiniMax M2.5 measured |
| HLE-Diamond (Artificial Analysis run) | 58.8% | Not measured | Only Gemini 4 Hydrogen measured |
| CritPt v2, hard subset (Artificial Analysis run) | 66.0% | Not measured | Only Gemini 4 Hydrogen measured |
| ARC-AGI | Not measured | 63.7% | Only MiniMax M2.5 measured |
| ARC-AGI-2 | Not measured | 4.9% | Only MiniMax M2.5 measured |
| LMArena Text: hard prompts | 1520 | 1372 | Gemini 4 Hydrogen |
| LMArena Text: expert | 1558 | 1380 | Gemini 4 Hydrogen |
| LMArena Text: hard prompts in English | 1514 | 1384 | Gemini 4 Hydrogen |
| Kagi LLM Benchmark | Not measured | 55.2% | Only MiniMax M2.5 measured |
| Neither model has a result on the other 14 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| AIME | Not measured | 88.8% | Only MiniMax M2.5 measured |
| ProofBench | Not measured | 4.0% | Only MiniMax M2.5 measured |
| LMArena Text: math | 1507 | 1377 | Gemini 4 Hydrogen |
| LMArena Text: mathematical work | 1534 | 1380 | Gemini 4 Hydrogen |
| Neither model has a result on the other 10 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| MMLU Pro | Not measured | 80.1% | Only MiniMax M2.5 measured |
| LegalBench (Vals AI) | Not measured | 80.0% | Only MiniMax M2.5 measured |
| CaseLaw (Vals AI) | Not measured | 53.5% | Only MiniMax M2.5 measured |
| CorpFin (Vals AI) | Not measured | 59.6% | Only MiniMax M2.5 measured |
| TaxEval (Vals AI) | Not measured | 68.2% | Only MiniMax M2.5 measured |
| MedQA (Vals AI) | Not measured | 92.5% | Only MiniMax M2.5 measured |
| AA-Omniscience | 46.3 | Not measured | Only Gemini 4 Hydrogen measured |
| LMArena Text: science | 1519 | 1370 | Gemini 4 Hydrogen |
| LMArena Text: medicine and healthcare | 1488 | 1358 | Gemini 4 Hydrogen |
| LMArena Text: legal and government | 1532 | 1366 | Gemini 4 Hydrogen |
| LMArena Text: business and finance | 1486 | 1356 | Gemini 4 Hydrogen |
| Neither model has a result on the other 10 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| Design Arena: websites | 1320 | 1214 | Gemini 4 Hydrogen |
| Design Arena: UI components | Not measured | 1163 | Only MiniMax M2.5 measured |
| Design Arena: game dev | 1369 | 1166 | Gemini 4 Hydrogen |
| Design Arena: data viz | Not measured | 1168 | Only MiniMax M2.5 measured |
| Design Arena: 3D | 1415 | 1149 | Gemini 4 Hydrogen |
| Design Arena: all code categories | 1333 | 1196 | Gemini 4 Hydrogen |
| Design Arena: SVG | Not measured | 1138 | Only MiniMax M2.5 measured |
| LiveBench design | 77.3% | Not measured | Only Gemini 4 Hydrogen measured |
| Neither model has a result on the other 1 board here | |||
GeneralLike-for-likePublic boards, shown as published, kept out of the index130
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| Vals Index | 68.5% | Not measured | Only Gemini 4 Hydrogen measured |
| LiveBench data analysis | 83.2% | Not measured | Only Gemini 4 Hydrogen measured |
| IFBench | Not measured | 71.6% | Only MiniMax M2.5 measured |
| Long context reasoning (AA-LCR) | Not measured | 73.3% | Only MiniMax M2.5 measured |
| CL-bench | Not measured | 11.4% | Only MiniMax M2.5 measured |
| CL-bench Life | Not measured | 6.3% | Only MiniMax M2.5 measured |
| LMArena Text | 1502 | 1359 | Gemini 4 Hydrogen |
| LMArena Text: instruction following | 1519 | 1353 | Gemini 4 Hydrogen |
| LMArena Text: creative writing | 1509 | 1330 | Gemini 4 Hydrogen |
| LMArena Text: English | 1499 | 1380 | Gemini 4 Hydrogen |
| LMArena Text: non-English | 1495 | 1338 | Gemini 4 Hydrogen |
| LMArena Text: Chinese | 1631 | 1393 | Gemini 4 Hydrogen |
| LMArena Text: German | Not measured | 1362 | Only MiniMax M2.5 measured |
| LMArena Text: Japanese | Not measured | 1169 | Only MiniMax M2.5 measured |
| LMArena Text: Korean | Not measured | 1233 | Only MiniMax M2.5 measured |
| LMArena Text: French | 1512 | 1364 | Gemini 4 Hydrogen |
| LMArena Text: Spanish | 1494 | 1354 | Gemini 4 Hydrogen |
| LMArena Text: Russian | 1492 | 1360 | Gemini 4 Hydrogen |
| LMArena Text: Polish | Not measured | 1334 | Only MiniMax M2.5 measured |
| LMArena Text: multi-turn | 1485 | 1364 | Gemini 4 Hydrogen |
| LMArena Text: longer queries | 1524 | 1366 | Gemini 4 Hydrogen |
| LMArena Text: writing and language | 1500 | 1345 | Gemini 4 Hydrogen |
| LMArena Text: entertainment and media | 1503 | 1329 | Gemini 4 Hydrogen |
| Neither model has a result on the other 26 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Gemini 4 Hydrogen | MiniMax M2.5 | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
MiniMax M2.5 costs less
Repository review
50K input + 3K output tokens
MiniMax M2.5 costs less
Agent loop
200K input + 10K output tokens
MiniMax M2.5 costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Google Gemini 4 Hydrogen | MiniMax M2.5 |
|---|---|---|
| Maker | MiniMax | |
| Weights | No public weights listed | Open weights |
| Released | November 12, 2026 | February 12, 2026 |
| Context window | 1.05M | 198K |
| Input $/Mtok | $1.50 | $0.2975 |
| Output $/Mtok | $7.50 | $1.20 |
| Coding index | 77.9 | 37.2 |
| Independent measurements behind it | 4 | 3 |
| Cost per solved task | Not computable | $0.62 |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Gemini 4 Hydrogen better than MiniMax M2.5 for coding?
Pick Gemini 4 Hydrogen for coding: it scores 77.9 on the Vibe Coding Index against 37.2 for MiniMax M2.5. Pick MiniMax M2.5 for output tokens 6.3x cheaper ($1.20 vs $7.50 per million).
Which is cheaper, Gemini 4 Hydrogen or MiniMax M2.5?
Gemini 4 Hydrogen costs $1.50 per million input tokens and $7.50 per million output tokens; MiniMax M2.5 costs $0.2975 and $1.20. Cost per solved task is known for MiniMax M2.5 only.
Which has the bigger context window, Gemini 4 Hydrogen or MiniMax M2.5?
Gemini 4 Hydrogen, with 1.05M tokens against 198K.
How many benchmarks is the Gemini 4 Hydrogen vs MiniMax M2.5 comparison based on?
32 benchmarks have a result for both models as of November 14, 2026. Gemini 4 Hydrogen's coding index rests on 4 independent benchmarks and MiniMax M2.5's on 3. Where only one model has a result, the page says so instead of naming a winner.