# Claude Instant vs Gemini 3.1 Flash Lite

> Gemini 3.1 Flash Lite has enough public results to be ranked (#141); Claude Instant does not yet, so treat this comparison as directional.

- Canonical page: https://noometry.com/compare/claude-instant-vs-gemini-3-1-flash-lite
- Last updated: 2026-10-10
- Shared benchmarks: 2

## Summary

- They share 2 benchmarks with published results for both. Claude Instant scores higher in 0 categories and Gemini 3.1 Flash Lite in 1 category; one gap is clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.1 Flash Lite leads 22.3 to 18.8.
- The biggest single-benchmark swing is DTBench: 45.8% for Claude Instant and 76.8% for Gemini 3.1 Flash Lite.

## Snapshot

| | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| Provider | Anthropic | Google |
| Noometry Index | 28.8 | 40.4 |
| Rank | — | 141 |
| Context | — | 1.05M |
| Input $/M | — | $0.25 |
| Output $/M | — | $1.50 |
| Weights | Proprietary | Proprietary |

## Coding

- Claude Instant: —
- Gemini 3.1 Flash Lite: 37.5 (#179)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena WebDev | — | 1256 |
| SciCode | — | 41.9% |
| WeirdML | — | 52.2% |
| LMArena Coding | — | 1400 |
| ALE-Bench | — | 797.73 |
| HumanEval+ | 50.6% | — |

## Agentic & Tool Use

- Claude Instant: —
- Gemini 3.1 Flash Lite: 29.9 (#72)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| DeepResearch Bench | — | 37.3% |

## Reasoning

- Claude Instant: 18.8
- Gemini 3.1 Flash Lite: 22.3 (#181)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| DTBench | 45.8% | 76.8% |
| Epoch Capabilities Index | 120.2 | 144.45 |
| Kagi LLM Benchmark | — | 67.2% |
| NYT Connections (extended) | — | 8.2% |
| CritPt | — | 1.1% |
| Chess Puzzles | — | 25% |
| EnigmaEval | — | 3% |
| Thematic Generalization | — | 63.3% |
| LMArena Hard Prompts | — | 1407 |
| LMCA | — | 35% |
| ForecastBench | — | 54.4 |

## Math

- Claude Instant: —
- Gemini 3.1 Flash Lite: 39.5 (#82)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| FrontierMath (Tiers 1-3) | — | 27.7% |
| OTIS Mock AIME 2024-2025 | — | 80% |
| LMArena Math | — | 1427 |
| GSM8K | 86.7% | — |

## Knowledge

- Claude Instant: —
- Gemini 3.1 Flash Lite: 41.7 (#95)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| GPQA Diamond | — | 81.8% |
| Humanity's Last Exam | — | 8.6% |
| Vectara Hallucination Rate | — | 8.2% |
| LMArena Expert | — | 1397 |
| ARC (AI2) Challenge | 86.3% | — |
| MMLU | 73.4% | — |
| TriviaQA | 78.9% | — |

## Multimodal

- Claude Instant: —
- Gemini 3.1 Flash Lite: 38.7 (#57)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Vision | — | 1240 |

## Multilingual

- Claude Instant: —
- Gemini 3.1 Flash Lite: 52.5 (#82)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Non-English | — | 1410 |
| LMArena Chinese | — | 1461 |
| LMArena French | — | 1423 |
| LMArena German | — | 1429 |
| LMArena Japanese | — | 1411 |
| LMArena Korean | — | 1393 |
| LMArena Russian | — | 1420 |
| LMArena Spanish | — | 1420 |

## Instruction Following

- Claude Instant: —
- Gemini 3.1 Flash Lite: 72.9 (#126)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Instruction Following | — | 1376 |

## Long Context

- Claude Instant: —
- Gemini 3.1 Flash Lite: 42.5 (#117)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Longer Query | — | 1394 |

## Writing & Preference

- Claude Instant: —
- Gemini 3.1 Flash Lite: 61.0 (#90)

| Benchmark | Claude Instant | Gemini 3.1 Flash Lite |
|---|---|---|
| LMArena Text | — | 1416 |
| LMArena Creative Writing | — | 1401 |
| LMArena Multi-Turn | — | 1417 |

## FAQ

### Is Claude Instant better than Gemini 3.1 Flash Lite?

Gemini 3.1 Flash Lite has enough public results to be ranked (#141); Claude Instant does not yet, so treat this comparison as directional.

### How many benchmarks do Claude Instant and Gemini 3.1 Flash Lite share?

2 benchmarks have published results for both models. Claude Instant has 7 scored results on Noometry and Gemini 3.1 Flash Lite has 38.