Gemini 2.5 Flash-Lite Preview (Sep '25) (Reasoning) is a Google Gemini 2.5 model, part of the Gemini generation that emphasized thinking, long-context work, multimodal reasoning, and developer access through AI Studio and Vertex AI. The profile lets you compare the specific Pro, Flash, or Flash-Lite variant on measured quality, speed, and cost.
Gemini 2.5 thinking modelsRank #228 across 526
Rank #229 across 436
Rank #61 across 357
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Higher bars mean stronger relative placement.
Streaming speed is not measured for this model yet.
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 21.6 | #228 |
| Artificial Analysis Coding Index | coding | 18.2 | #229 |
| Artificial Analysis Math Index | math | 68.7 | #98 |
| MMLU-Pro | reasoning | 80.8% | #99 |
| reasoning |
| 70.9% |
| #213 |
| Humanity's Last Exam | reasoning | 6.6% | #239 |
| LiveCodeBench | coding | 68.8% | #79 |
| SciCode | coding, reasoning | 28.7% | #284 |
| Blended Price | cost | $0.175/M | #61 |
| Input Price | cost | $0.100/M | #43 |
| Output Price | cost | $0.400/M | #62 |
| Value Index | cost, overall | 123.4 | #42 |