GoogleGemini 1.5 Flash 8B
Gemini 1.5 Flash 8B is a Google proprietary model, released 3 Oct 2024. Its best configuration ranks #656 of 785 on the BenchLeader Index at 40.4 ±5.2, in the lower half. The ± is the point: 281 other configurations score within that range, so they and this one cannot be told apart on quality alone — price and speed are what separate them. It scores highest in human preference (40) and lowest in multimodal (25). Last measured 22 Oct 2026.
- Blended price
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- Output speed
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- First answer
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- Context
- 1.0M
- Full answer
- –
- Cost per run
- –
- Released
- 3 Oct 2024
- Overall index40
- Reasoning39
- Coding38
- Maths39
- Human preference40
- Multimodal25
- Composite36
Versions
Google has shipped 2 models under this name. Each is ranked on its own results; a newer version often has fewer results so far, which holds its index nearer the average until more arrive.
| Model | Released | Index | Rank |
|---|---|---|---|
| Gemini 1.5 Flash 8Bthis page | 3 Oct 2024 | 40.4 | #656 |
| Gemini 1.5 Flash 8B 001 | 3 Oct 2024 | – | – |
Benchmark results
See all LLM benchmarks. One column per reasoning effort. Rank is among every configuration of every model on that benchmark. Hover a score for the run it came from.
Reasoning
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Hard Prompts | 1259#288 | Arena (LMArena) | |
| GPQA Diamond (AA)not in index | 35.9%#489 | Artificial Analysis | |
| Humanity's Last Exam (AA)not in index | 4.7%#479 | Artificial Analysis |
Coding
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Coding | 1271#295 | Arena (LMArena) |
Maths
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Maths | 1230#278 | Arena (LMArena) |
Instruction following
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Instruction Followingnot in index | 1238#287 | Arena (LMArena) |
Human preference
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Text | 1259#286 | Arena (LMArena) | |
| Arena Creative Writingnot in index | 1237#275 | Arena (LMArena) | |
| Arena Multi-turnnot in index | 1221#288 | Arena (LMArena) | |
| Arena Longer Queriesnot in index | 1267#280 | Arena (LMArena) |
Multimodal
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| Arena Vision | 1044#136 | Arena (LMArena) | |
| MMMU-Pro | 36.5%#272 | Artificial Analysis |
Composite
| Benchmark | not stated | Source | Trend |
|---|---|---|---|
| AA Intelligence Index v4.3.2 | 6.2#539 | Artificial Analysis |
More from Google
See also
Questions people ask
- What are Gemini 1.5 Flash 8B's benchmark scores?
- As of 25 Oct 2026, Gemini 1.5 Flash 8B scores 40.4 ±5.2 on the BenchLeader Index, strongest in human preference (40) and weakest in multimodal (25). That rests on 7 independent benchmark results, and every score on this page links to its publisher.
- How does Gemini 1.5 Flash 8B rank?
- Gemini 1.5 Flash 8B is #656 of 785 ranked configurations on 25 Oct 2026. 281 other configurations score within its margin, so the exact position matters less than the band. The leader is Claude Opus 5.5 (max effort) at 72.6.
- When was Gemini 1.5 Flash 8B released?
- Google released Gemini 1.5 Flash 8B on 3 Oct 2024.
Data as of 25 Oct 2026. Compare with another model.
Cite as: BenchLeader, “Gemini 1.5 Flash 8B: benchmarks, pricing, speed and rank”, data as of 25 Oct 2026, https://www.benchleader.com/models/gemini-1-5-flash-8b.