Model comparison
Gemini 1.5 Flash (May 2024) vs Step 2 16k Exp 202412
Step 2 16k Exp 202412 is the stronger model overall, scoring 38.6 to 32.9 on the Noometry Index.
Last verified . 12 shared benchmarks.
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StepFunSummary
- They share 12 benchmarks with published results for both. Gemini 1.5 Flash (May 2024) scores higher in 0 categories and Step 2 16k Exp 202412 in 8 categories; 6 gaps are clear of the uncertainty.
- The widest gap is in math, where Step 2 16k Exp 202412 leads 33.6 to 20.8.
Side by side
| Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 | |
|---|---|---|
| Provider | StepFun | |
| Noometry Index | 32.9 | 38.6 |
| Released | 2024-05-14 | — |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 42 | 12 |
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Category by category
Coding Step 2 16k Exp 202412 leads
Gemini 1.5 Flash (May 2024): 33.9 (#233), Step 2 16k Exp 202412: 37.9 (#170)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Coding | 1262 | 1316 |
| WeirdML | 24.9% | — |
| BigCodeBench Instruct | 43.5% | — |
| BigCodeBench Complete | 55.1% | — |
| HumanEval+ | 75.6% | — |
| MBPP+ | 67.5% | — |
Agentic & Tool Use Not comparable
Gemini 1.5 Flash (May 2024): 26.3 (#97), Step 2 16k Exp 202412: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| BALROG | 14.6% | — |
Reasoning Step 2 16k Exp 202412 leads
Gemini 1.5 Flash (May 2024): 20.8 (#212), Step 2 16k Exp 202412: 24.8 (#140)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Hard Prompts | 1257 | 1299 |
| DTBench | 53.8% | — |
| Epoch Capabilities Index | 129.37 | — |
| ForecastBench | 53.9 | — |
| PIQA | 87.5% | — |
Math Step 2 16k Exp 202412 leads
Gemini 1.5 Flash (May 2024): 20.8 (#274), Step 2 16k Exp 202412: 33.6 (#171)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Math | 1269 | 1305 |
| OTIS Mock AIME 2024-2025 | 16.3% | — |
| Omni-MATH | 30.4% | — |
| MATH Level 5 | 61.9% | — |
| FrontierMath (Feb 2025 set) | 0% | — |
| GSM8K | 82.4% | — |
Knowledge Step 2 16k Exp 202412 leads
Gemini 1.5 Flash (May 2024): 26.2 (#253), Step 2 16k Exp 202412: 34.6 (#187)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Expert | 1233 | 1279 |
| GPQA Diamond | 47.3% | — |
| MMLU-Pro | 67.8% | — |
| GPQA (HELM) | 43.7% | — |
| BoolQ | 85.8% | — |
| MMLU | 77.9% | — |
Multimodal Not comparable
Gemini 1.5 Flash (May 2024): 35.3 (#76), Step 2 16k Exp 202412: —
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Vision | 1141 | — |
| Video-MME | 70.3% | — |
| GeoBench | 76% | — |
Multilingual Too close to call
Gemini 1.5 Flash (May 2024): 43.1 (#184), Step 2 16k Exp 202412: 43.9 (#176)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Non-English | 1278 | 1290 |
| LMArena Chinese | 1295 | 1331 |
| LMArena Russian | 1288 | 1324 |
| LMArena French | 1257 | — |
| LMArena German | 1262 | — |
| LMArena Japanese | 1252 | — |
| LMArena Korean | 1220 | — |
| LMArena Spanish | 1242 | — |
Instruction Following Step 2 16k Exp 202412 leads
Gemini 1.5 Flash (May 2024): 67.0 (#199), Step 2 16k Exp 202412: 68.1 (#187)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Instruction Following | 1258 | 1287 |
| IFEval | 83.1% | — |
Long Context Too close to call
Gemini 1.5 Flash (May 2024): 39.0 (#182), Step 2 16k Exp 202412: 39.7 (#165)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Longer Query | 1284 | 1307 |
Writing & Preference Step 2 16k Exp 202412 leads
Gemini 1.5 Flash (May 2024): 48.9 (#190), Step 2 16k Exp 202412: 52.5 (#168)
| Benchmark | Gemini 1.5 Flash (May 2024) | Step 2 16k Exp 202412 |
|---|---|---|
| LMArena Text | 1287 | 1321 |
| LMArena Creative Writing | 1285 | 1328 |
| LMArena Multi-Turn | 1253 | 1292 |
| WildBench | 79.2% | — |
Frequently asked questions
Is Gemini 1.5 Flash (May 2024) better than Step 2 16k Exp 202412?
Step 2 16k Exp 202412 is the stronger model overall, scoring 38.6 to 32.9 on the Noometry Index.
Is Gemini 1.5 Flash (May 2024) or Step 2 16k Exp 202412 better for coding?
Step 2 16k Exp 202412 scores higher on coding benchmarks: 37.9 versus 33.9 in the Noometry coding category.
How many benchmarks do Gemini 1.5 Flash (May 2024) and Step 2 16k Exp 202412 share?
12 benchmarks have published results for both models. Gemini 1.5 Flash (May 2024) has 42 scored results on Noometry and Step 2 16k Exp 202412 has 12.