# Claude Fable 5 vs Gemini 1.5 Flash (May 2024)

> Claude Fable 5 is the stronger model overall, scoring 66.3 to 32.9 on the Noometry Index.

- Canonical page: https://noometry.com/compare/claude-fable-5-vs-gemini-1-5-flash
- Last updated: 2026-10-10
- Shared benchmarks: 23

## Summary

- They share 23 benchmarks with published results for both. Claude Fable 5 scores higher in 10 categories and Gemini 1.5 Flash (May 2024) in 0 categories; 10 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Fable 5 leads 88.4 to 20.8.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 100% for Claude Fable 5 and 16.3% for Gemini 1.5 Flash (May 2024).

## Snapshot

| | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| Provider | Anthropic | Google |
| Noometry Index | 66.3 | 32.9 |
| Rank | 5 | 240 |
| Context | 1M | — |
| Input $/M | $10 | — |
| Output $/M | $50 | — |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Fable 5: 67.0 (#4)
- Gemini 1.5 Flash (May 2024): 33.9 (#233)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| WeirdML | 91.9% | 24.9% |
| LMArena Coding | 1519 | 1262 |
| DeepSWE | 69.9% | — |
| FrontierCode | 53.5% | — |
| LMArena WebDev | 1626 | — |
| FrontierSWE | 47% | — |
| SciCode | 61% | — |
| BigCodeBench Instruct | — | 43.5% |
| MirrorCode | 63.9% | — |
| BigCodeBench Complete | — | 55.1% |
| ALE-Bench | 2,041 | — |
| HumanEval+ | — | 75.6% |
| MBPP+ | — | 67.5% |

## Agentic & Tool Use

- Claude Fable 5: 54.1 (#2)
- Gemini 1.5 Flash (May 2024): 26.3 (#97)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| APEX-Agents | 63.6% | — |
| Remote Labor Index | 16.1% | — |
| τ²-bench Banking | 39.7% | — |
| PostTrainBench | 41.8% | — |
| BALROG | — | 14.6% |
| GBAEval | 74.5% | — |
| GDP.pdf | 30% | — |
| LMArena Search | 1230 | — |
| Vending-Bench 2 | 5,680 | — |

## Reasoning

- Claude Fable 5: 76.8 (#4)
- Gemini 1.5 Flash (May 2024): 20.8 (#212)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Hard Prompts | 1508 | 1257 |
| DTBench | 98.4% | 53.8% |
| Epoch Capabilities Index | 163.6 | 129.37 |
| ARC-AGI-2 | 89.2% | — |
| SimpleBench | 81.9% | — |
| Kagi LLM Benchmark | 91.4% | — |
| NYT Connections (extended) | 92.7% | — |
| ARC-AGI-1 | 98.5% | — |
| CritPt | 28.6% | — |
| Chess Puzzles | 41% | — |
| EnigmaEval | 39.3% | — |
| EBR-Bench | 39.5% | — |
| Mystery Game Puzzles | 52% | — |
| LMCA | 61.1% | — |
| Surface Evolver Bench | 95% | — |
| Bench to the Future 3 | 0.13 | — |
| ForecastBench | — | 53.9 |
| PIQA | — | 87.5% |

## Math

- Claude Fable 5: 88.4 (#5)
- Gemini 1.5 Flash (May 2024): 20.8 (#274)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 100% | 16.3% |
| LMArena Math | 1519 | 1269 |
| FrontierMath (Tiers 1-3) | 87% | — |
| FrontierMath Tier 4 | 90.2% | — |
| ProofBench | 95% | — |
| Omni-MATH | — | 30.4% |
| MATH Level 5 | — | 61.9% |
| FrontierMath (Feb 2025 set) | — | 0% |
| FrontierMath Erdős | 0% | — |
| GSM8K | — | 82.4% |

## Knowledge

- Claude Fable 5: 62.3 (#22)
- Gemini 1.5 Flash (May 2024): 26.2 (#253)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| GPQA Diamond | 85.9% | 47.3% |
| LMArena Expert | 1534 | 1233 |
| SimpleQA Verified | 70.7% | — |
| MMLU-Pro | — | 67.8% |
| GPQA (HELM) | — | 43.7% |
| BoolQ | — | 85.8% |
| MMLU | — | 77.9% |

## Multimodal

- Claude Fable 5: 45.6 (#14)
- Gemini 1.5 Flash (May 2024): 35.3 (#76)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Vision | 1326 | 1141 |
| Video-MME | — | 70.3% |
| GeoBench | — | 76% |
| Blueprint-Bench 2 | 38.6% | — |
| Furniture Assembly | 35.8% | — |
| LMArena Document | 1496 | — |

## Multilingual

- Claude Fable 5: 57.6 (#8)
- Gemini 1.5 Flash (May 2024): 43.1 (#184)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Non-English | 1483 | 1278 |
| LMArena Chinese | 1546 | 1295 |
| LMArena French | 1509 | 1257 |
| LMArena German | 1486 | 1262 |
| LMArena Japanese | 1507 | 1252 |
| LMArena Korean | 1493 | 1220 |
| LMArena Russian | 1507 | 1288 |
| LMArena Spanish | 1503 | 1242 |

## Instruction Following

- Claude Fable 5: 78.8 (#7)
- Gemini 1.5 Flash (May 2024): 67.0 (#199)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Instruction Following | 1503 | 1258 |
| IFEval | — | 83.1% |

## Long Context

- Claude Fable 5: 46.3 (#22)
- Gemini 1.5 Flash (May 2024): 39.0 (#182)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Longer Query | 1510 | 1284 |

## Writing & Preference

- Claude Fable 5: 76.1 (#5)
- Gemini 1.5 Flash (May 2024): 48.9 (#190)

| Benchmark | Claude Fable 5 | Gemini 1.5 Flash (May 2024) |
|---|---|---|
| LMArena Text | 1491 | 1287 |
| LMArena Creative Writing | 1494 | 1285 |
| LMArena Multi-Turn | 1505 | 1253 |
| EQ-Bench Creative Writing | 1943 | — |
| WildBench | — | 79.2% |
| EQ-Bench 4 | 1340 | — |

## FAQ

### Is Claude Fable 5 better than Gemini 1.5 Flash (May 2024)?

Claude Fable 5 is the stronger model overall, scoring 66.3 to 32.9 on the Noometry Index.

### Is Claude Fable 5 or Gemini 1.5 Flash (May 2024) better for coding?

Claude Fable 5 scores higher on coding benchmarks: 67.0 versus 33.9 in the Noometry coding category.

### How many benchmarks do Claude Fable 5 and Gemini 1.5 Flash (May 2024) share?

23 benchmarks have published results for both models. Claude Fable 5 has 61 scored results on Noometry and Gemini 1.5 Flash (May 2024) has 42.