Claude Fable 5.2 vs MiniMax M3
Claude Fable 5.2 leads MiniMax M3 on coding, 87.8 to 33.6 on the Vibe Coding Index, and MiniMax M3 costs 33.3x less per output token ($1.20 vs $40.00 per million). Updated November 14, 2026; 38 benchmarks have a result for both.
vs boards won of 38 shared
Claude Fable 5.2 or MiniMax M3: which to pick
Pick Claude Fable 5.2 for coding: it scores 87.8 on the Vibe Coding Index against 33.6 for MiniMax M3, though on 4 benchmarks against 5.
Pick MiniMax M3 for output tokens 33.3x cheaper ($1.20 vs $40.00 per million) and a larger context window (1.05M against 1M tokens).
Model AClaude Fable 5.2Anthropic87.8/1004 independent benchmarksNo cost per solved taskModel BMiniMax M3MiniMax33.6/1005 independent benchmarks$0.56 per solved task
- Shared results
- 38
- Claude Fable 5.2 only
- 30
- MiniMax M3 only
- 80
- Like-for-like categories
- 8 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
Claude Fable 5.2
Claude Fable 5.2 scores 87.8 against 33.6.
4 and 5 benchmarks behind the scores
Intelligence
AA Intelligence Index
Claude Fable 5.2
Claude Fable 5.2 leads, 64.6 against 18.9.
Same board, both measured
Agentic work
AA Agentic Index
No call
Only MiniMax M3 has a AA Agentic Index result, 29.5.
Directional only
Reasoning
GPQA Diamond
No call
Only MiniMax M3 has a GPQA Diamond result, 92.7%.
Directional only
Knowledge
MMLU Pro
No call
Only MiniMax M3 has a MMLU Pro result, 84.2%.
Directional only
Web design
Design Arena: websites
Claude Fable 5.2
Claude Fable 5.2 leads, 1351 against 1249.
Same board, both measured
General
Vals Index
No call
Only Claude Fable 5.2 has a Vals Index result, 71.3%.
Directional only
Long documents
Listed context window
MiniMax M3
MiniMax M3 takes 1.05M tokens against 1M.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
MiniMax M3
Claude Fable 5.2 $0.028, MiniMax M3 $0.0009 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only MiniMax M3 has the number, $0.56.
Directional only
At a glance
- Coding index
- Claude Fable 5.2 87.8 from 4 benchmarks, MiniMax M3 33.6 from 5 benchmarks.
- Widest category
- Math, 55.3 points apart on average over 2 shared benchmarks.
- Widest single gap
- Terminal-Bench 4 (Vals AI): Claude Fable 5.2 65.2% against MiniMax M3 1.0%, 85.5 points apart on a 0 to 100 scale.
- Output price
- Claude Fable 5.2 $40.00 against MiniMax M3 $1.20 per million output tokens, 33.3x apart.
- Context window
- Claude Fable 5.2 takes 1M tokens, MiniMax M3 1.05M.
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 | Claude Fable 5.2 | Bars | MiniMax M3 | Ties |
|---|---|---|---|---|
| Coding | 11 | 0 | ||
| Intelligence | 2 | 0 | ||
| Agentic work | 6 | 0 | ||
| Reasoning | 7 | 0 | ||
| Math | 2 | 0 | ||
| Knowledge | 1 | 0 | ||
| Web design | 5 | 0 | ||
| General | 4 | 0 | ||
| All shared boards | 38 | 0 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index110
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| LiveBench coding | 79.2% | Not measured | Only Claude Fable 5.2 measured |
| LMArena WebDev | 1838 | 1484 | Claude Fable 5.2 |
| AA Coding Index | Not measured | 58.6 | Only MiniMax M3 measured |
| LiveCodeBench (Vals AI) | Not measured | 82.2% | Only MiniMax M3 measured |
| SWE-bench Verified (Vals AI) | Not measured | 75.0% | Only MiniMax M3 measured |
| Terminal-Bench 4 (Vals AI) | 65.2% | 1.0% | Claude Fable 5.2 |
| Vibe Code Bench (Vals AI) | 93.8% | 47.6% | Claude Fable 5.2 |
| Code migration (Vals AI) | Not measured | 19.9% | Only MiniMax M3 measured |
| ProgramBench (Vals AI) | 19.0% | Not measured | Only Claude Fable 5.2 measured |
| Terminal-Bench 2.1 (Vals AI) | Not measured | 53.6% | Only MiniMax M3 measured |
| SWE-bench Multimodal (Vals AI) | 62.3% | 33.3% | Claude Fable 5.2 |
| Vibe Code Bench 1-100 (Vals AI) | Not measured | 9.2% | Only MiniMax M3 measured |
| SkillsBench (Vals AI) | Not measured | 51.5% | Only MiniMax M3 measured |
| CyberBench (Vals AI) | Not measured | 65.0% | Only MiniMax M3 measured |
| SciCode | 67.7% | 47.1% | Claude Fable 5.2 |
| Terminal-Bench Hard (Artificial Analysis run) | Not measured | 42.4% | Only MiniMax M3 measured |
| Terminal-Bench 4.0 (Artificial Analysis run) | 61.6% | 2.0% | Claude Fable 5.2 |
| FrontierCode 2.0 | 49.1% | 21.9% | Claude Fable 5.2 |
| FrontierCode | Not measured | 14.7% | Only MiniMax M3 measured |
| FrontierSWE | 69.9% | Not measured | Only Claude Fable 5.2 measured |
| ALE-Bench | 2509.8 | 640.0 | Claude Fable 5.2 |
| LMArena Text: coding | Not measured | 1468 | Only MiniMax M3 measured |
| LMArena Text: software and IT | Not measured | 1463 | Only MiniMax M3 measured |
| LMArena WebDev: React | 1915 | 1479 | Claude Fable 5.2 |
| LMArena WebDev: HTML | 1738 | 1460 | Claude Fable 5.2 |
| LMArena WebDev: from an image | Not measured | 1473 | Only MiniMax M3 measured |
| GameBench 2 | 99.1 | 29.0 | Claude Fable 5.2 |
| Terminal-Bench 4.0 | Not measured | 7.3% | Only MiniMax M3 measured |
| CursorBench 4.0 | 60.0% | Not measured | Only Claude Fable 5.2 measured |
| Neither model has a result on the other 23 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| AA Intelligence Index | 64.6 | 18.9 | Claude Fable 5.2 |
| Epoch Capabilities Index | 173.4 | 147.7 | Claude Fable 5.2 |
Agentic workLike-for-likePublic boards, shown as published, kept out of the index60
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| AA Agentic Index | Not measured | 29.5 | Only MiniMax M3 measured |
| Design Arena: agents building web apps | Not measured | 1186 | Only MiniMax M3 measured |
| Design Arena: agents building full-stack apps | 1402 | 1175 | Claude Fable 5.2 |
| Design Arena: agents building mobile apps | 1325 | 1169 | Claude Fable 5.2 |
| Design Arena: agents building Android apps | Not measured | 1156 | Only MiniMax M3 measured |
| Design Arena: agents building games | Not measured | 1110 | Only MiniMax M3 measured |
| Design Arena: HTML slides | Not measured | 1076 | Only MiniMax M3 measured |
| Design Arena: PowerPoint slides | Not measured | 1171 | Only MiniMax M3 measured |
| Design Arena: spreadsheets | 1434 | 1159 | Claude Fable 5.2 |
| LiveBench research | 94.5% | Not measured | Only Claude Fable 5.2 measured |
| LiveBench browser | 86.9% | Not measured | Only Claude Fable 5.2 measured |
| LiveBench long agentic | 82.9% | Not measured | Only Claude Fable 5.2 measured |
| Finance Agent (Vals AI) | Not measured | 48.3% | Only MiniMax M3 measured |
| Tax Agent Bench (Vals AI) | 32.1% | 20.6% | Claude Fable 5.2 |
| Legal Research Bench (Vals AI) | 46.1% | 29.8% | Claude Fable 5.2 |
| Harvey's Legal Agent Benchmark (Vals AI) | 5.0% | Not measured | Only Claude Fable 5.2 measured |
| Excel Modeling Benchmark (Vals AI) | Not measured | 47.8% | Only MiniMax M3 measured |
| BioMysteryBench (Vals AI) | 83.7% | Not measured | Only Claude Fable 5.2 measured |
| Terminal-Bench-Science (Vals AI) | 55.7% | Not measured | Only Claude Fable 5.2 measured |
| Vals Science Index | 63.7% | Not measured | Only Claude Fable 5.2 measured |
| τ²-Bench Telecom | Not measured | 88.9% | Only MiniMax M3 measured |
| APEX-Agents | 80.1% | 37.7% | Claude Fable 5.2 |
| Remote Labor Index | 41.3% | Not measured | Only Claude Fable 5.2 measured |
| OSWorld 2.0 | Not measured | 4.6% | Only MiniMax M3 measured |
| SpireClimb | 15.5% | Not measured | Only Claude Fable 5.2 measured |
| Vending-Bench 2 | Not measured | $2,158 | Only MiniMax M3 measured |
| Neither model has a result on the other 18 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index70
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| GPQA Diamond | Not measured | 92.7% | Only MiniMax M3 measured |
| LiveBench reasoning | 88.8% | Not measured | Only Claude Fable 5.2 measured |
| MysteryMechanism (Vals AI) | 51.8% | Not measured | Only Claude Fable 5.2 measured |
| MMMU Pro (Vals AI) | Not measured | 81.2% | Only MiniMax M3 measured |
| GPQA Diamond (Artificial Analysis run) | Not measured | 92.9% | Only MiniMax M3 measured |
| Humanity's Last Exam (Artificial Analysis run) | 74.3% | 39.0% | Claude Fable 5.2 |
| HLE-Diamond (Artificial Analysis run) | 80.2% | 16.0% | Claude Fable 5.2 |
| CritPt v2, hard subset (Artificial Analysis run) | 76.5% | 28.0% | Claude Fable 5.2 |
| GPQA Diamond (Epoch AI run) | 93.9% | 90.9% | Claude Fable 5.2 |
| ARC-AGI | 98.5% | Not measured | Only Claude Fable 5.2 measured |
| ARC-AGI-2 | 93.8% | Not measured | Only Claude Fable 5.2 measured |
| SimpleBench | 94.9% | 45.8% | Claude Fable 5.2 |
| Chess puzzles | 79.0% | 17.0% | Claude Fable 5.2 |
| Mystery game puzzles | 90.0% | 8.0% | Claude Fable 5.2 |
| EBR-bench | 90.5% | Not measured | Only Claude Fable 5.2 measured |
| LMArena Text: hard prompts | Not measured | 1442 | Only MiniMax M3 measured |
| LMArena Text: expert | Not measured | 1460 | Only MiniMax M3 measured |
| LMArena Text: hard prompts in English | Not measured | 1452 | Only MiniMax M3 measured |
| LMArena Vision: diagrams | Not measured | 1266 | Only MiniMax M3 measured |
| LMArena Vision: homework | Not measured | 1266 | Only MiniMax M3 measured |
| Humanity's Last Exam (Scale run) | 72.4% | Not measured | Only Claude Fable 5.2 measured |
| GoBench | 2566 | Not measured | Only Claude Fable 5.2 measured |
| Neither model has a result on the other 4 boards here | |||
MathLike-for-likePublic boards, shown as published, kept out of the index20
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| OTIS Mock AIME | 99.7% | 71.1% | Claude Fable 5.2 |
| FrontierMath, tiers 1 to 3 | 95.1% | Not measured | Only Claude Fable 5.2 measured |
| FrontierMath, tier 4 | 100.0% | Not measured | Only Claude Fable 5.2 measured |
| ProofBench | 100.0% | 18.0% | Claude Fable 5.2 |
| LMArena Text: math | Not measured | 1423 | Only MiniMax M3 measured |
| LMArena Text: mathematical work | Not measured | 1443 | Only MiniMax M3 measured |
| MathArena | 82.8% | Not measured | Only Claude Fable 5.2 measured |
| Neither model has a result on the other 7 boards here | |||
KnowledgeLike-for-likePublic boards, shown as published, kept out of the index10
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| MMLU Pro | Not measured | 84.2% | Only MiniMax M3 measured |
| LegalBench (Vals AI) | Not measured | 85.4% | Only MiniMax M3 measured |
| CorpFin (Vals AI) | Not measured | 68.1% | Only MiniMax M3 measured |
| TaxEval (Vals AI) | Not measured | 72.7% | Only MiniMax M3 measured |
| MortgageTax (Vals AI) | Not measured | 68.4% | Only MiniMax M3 measured |
| MedCode (Vals AI) | Not measured | 46.3% | Only MiniMax M3 measured |
| AA-Omniscience | 66.8 | -5.5 | Claude Fable 5.2 |
| SimpleQA Verified | 94.0% | Not measured | Only Claude Fable 5.2 measured |
| LMArena Text: science | Not measured | 1446 | Only MiniMax M3 measured |
| LMArena Text: medicine and healthcare | Not measured | 1433 | Only MiniMax M3 measured |
| LMArena Text: legal and government | Not measured | 1430 | Only MiniMax M3 measured |
| LMArena Text: business and finance | Not measured | 1431 | Only MiniMax M3 measured |
| PRBench Finance | 47.1% | Not measured | Only Claude Fable 5.2 measured |
| PRBench Legal | 49.0% | Not measured | Only Claude Fable 5.2 measured |
| Neither model has a result on the other 7 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index50
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| Design Arena: websites | 1351 | 1249 | Claude Fable 5.2 |
| Design Arena: UI components | 1371 | 1235 | Claude Fable 5.2 |
| Design Arena: game dev | 1396 | 1200 | Claude Fable 5.2 |
| Design Arena: data viz | Not measured | 1229 | Only MiniMax M3 measured |
| Design Arena: 3D | 1517 | 1189 | Claude Fable 5.2 |
| Design Arena: all code categories | 1373 | 1236 | Claude Fable 5.2 |
| Design Arena: SVG | Not measured | 1146 | Only MiniMax M3 measured |
| Design Arena: ASCII art | Not measured | 1149 | Only MiniMax M3 measured |
| LiveBench design | 85.1% | Not measured | Only Claude Fable 5.2 measured |
GeneralLike-for-likePublic boards, shown as published, kept out of the index40
| Benchmark | Claude Fable 5.2 | MiniMax M3 | Leader |
|---|---|---|---|
| Vals Index | 71.3% | Not measured | Only Claude Fable 5.2 measured |
| LiveBench data analysis | 81.5% | Not measured | Only Claude Fable 5.2 measured |
| Public Benefits Bench (Vals AI) | Not measured | 64.1% | Only MiniMax M3 measured |
| SAGE (Vals AI) | Not measured | 85.5% | Only MiniMax M3 measured |
| MedScribe (Vals AI) | Not measured | 87.3% | Only MiniMax M3 measured |
| Vals Multimodal Index | Not measured | 60.0% | Only MiniMax M3 measured |
| IFBench | Not measured | 82.9% | Only MiniMax M3 measured |
| Long context reasoning (AA-LCR) | 83.3% | 83.0% | Claude Fable 5.2 |
| GDPval-AA | 1831 | 1250 | Claude Fable 5.2 |
| DTBench | 99.2% | 78.9% | Claude Fable 5.2 |
| LMCA | 70.6% | 33.7% | Claude Fable 5.2 |
| Surface Evolver Bench | Not measured | 55.0% | Only MiniMax M3 measured |
| Furniture assembly | 90.0% | Not measured | Only Claude Fable 5.2 measured |
| LMArena Text | Not measured | 1428 | Only MiniMax M3 measured |
| LMArena Text: instruction following | Not measured | 1428 | Only MiniMax M3 measured |
| LMArena Text: creative writing | Not measured | 1395 | Only MiniMax M3 measured |
| LMArena Vision | Not measured | 1249 | Only MiniMax M3 measured |
| LMArena Text: English | Not measured | 1440 | Only MiniMax M3 measured |
| LMArena Text: non-English | Not measured | 1414 | Only MiniMax M3 measured |
| LMArena Text: Chinese | Not measured | 1465 | Only MiniMax M3 measured |
| LMArena Text: German | Not measured | 1429 | Only MiniMax M3 measured |
| LMArena Text: Japanese | Not measured | 1363 | Only MiniMax M3 measured |
| LMArena Text: Korean | Not measured | 1365 | Only MiniMax M3 measured |
| LMArena Text: French | Not measured | 1439 | Only MiniMax M3 measured |
| LMArena Text: Spanish | Not measured | 1424 | Only MiniMax M3 measured |
| LMArena Text: Russian | Not measured | 1422 | Only MiniMax M3 measured |
| LMArena Text: Polish | Not measured | 1417 | Only MiniMax M3 measured |
| LMArena Text: multi-turn | Not measured | 1439 | Only MiniMax M3 measured |
| LMArena Text: longer queries | Not measured | 1440 | Only MiniMax M3 measured |
| LMArena Text: writing and language | Not measured | 1411 | Only MiniMax M3 measured |
| LMArena Text: entertainment and media | Not measured | 1398 | Only MiniMax M3 measured |
| LMArena Vision: English | Not measured | 1260 | Only MiniMax M3 measured |
| LMArena Vision: Chinese | Not measured | 1310 | Only MiniMax M3 measured |
| LMArena Vision: reading text | Not measured | 1256 | Only MiniMax M3 measured |
| LMArena Vision: humor | Not measured | 1235 | Only MiniMax M3 measured |
| LMArena Vision: recognizing things | Not measured | 1196 | Only MiniMax M3 measured |
| LMArena Vision: creative writing | Not measured | 1232 | Only MiniMax M3 measured |
| LMArena Document | Not measured | 1437 | Only MiniMax M3 measured |
| EQ-Bench 4 | Not measured | 1140 | Only MiniMax M3 measured |
| Neither model has a result on the other 10 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Claude Fable 5.2 | MiniMax M3 | 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
Claude Fable 5.2$0.028Fits in one request
MiniMax M3$0.0009Fits in one request
MiniMax M3 costs less
Repository review
50K input + 3K output tokens
Claude Fable 5.2$0.520Fits in one request
MiniMax M3$0.019Fits in one request
MiniMax M3 costs less
Agent loop
200K input + 10K output tokens
Claude Fable 5.2$2.00Fits in one request
MiniMax M3$0.072Fits in one request
MiniMax M3 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 | Anthropic Claude Fable 5.2 | MiniMax M3 |
|---|---|---|
| Maker | Anthropic | MiniMax |
| Weights | No public weights listed | Open weights |
| Released | November 9, 2026 | May 31, 2026 |
| Context window | 1M | 1.05M |
| Input $/Mtok | $8.00 | $0.30 |
| Output $/Mtok | $40.00 | $1.20 |
| Coding index | 87.8 | 33.6 |
| Independent measurements behind it | 4 | 5 |
| Cost per solved task | Not computable | $0.56 |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Claude Fable 5.2 better than MiniMax M3 for coding?
Pick Claude Fable 5.2 for coding: it scores 87.8 on the Vibe Coding Index against 33.6 for MiniMax M3, though on 4 benchmarks against 5. Pick MiniMax M3 for output tokens 33.3x cheaper ($1.20 vs $40.00 per million) and a larger context window (1.05M against 1M tokens).
Which is cheaper, Claude Fable 5.2 or MiniMax M3?
Claude Fable 5.2 costs $8.00 per million input tokens and $40.00 per million output tokens; MiniMax M3 costs $0.30 and $1.20. Cost per solved task is known for MiniMax M3 only.
Which has the bigger context window, Claude Fable 5.2 or MiniMax M3?
MiniMax M3, with 1.05M tokens against 1M.
How many benchmarks is the Claude Fable 5.2 vs MiniMax M3 comparison based on?
38 benchmarks have a result for both models as of November 14, 2026. Claude Fable 5.2's coding index rests on 4 independent benchmarks and MiniMax M3's on 5. Where only one model has a result, the page says so instead of naming a winner.