Data points: 78
The readout for DeepSeek V4 Flash and Gemini 3 Flash Preview, before the detailed comparison sheet.
Decision read
DeepSeek V4 Flash
DeepSeek V4 Flash currently has the stronger profile, with verified wins split 4 to 0.
Evidence depth
78 data points
Includes 8 benchmark rows, 0 audit samples, and 5 provider examples.
Selection signal
Start with DeepSeek V4 Flash
The charts below split 13 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
Model compare DeepSeek V4 Flash vs Gemini 3 Flash Previewdeepseek-v4-flash-vs-gemini-3-flash-preview | Model A DeepSeek V4 Flash | Model B Gemini 3 Flash Preview |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 4 wins | 0 wins |
| Where it leads | Cheapest input price, Free providers, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
DeepSeek V4 Flash
71.3
Avg. score
Gemini 3 Flash Preview
71
Selected category
Reasoning
Gemini 3 Flash Preview leads by 12.6
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
DeepSeek V4 Flash
winner$0.280/M
Rank #6/138 · confidence 4
Gemini 3 Flash Preview
$3.00/M
Rank #72/138 · confidence 4
DeepSeek V4 Flash
winner$0.175/M
Rank #11/138 · confidence 4
Gemini 3 Flash Preview
$1.13/M
Rank #70/138 · confidence 4
DeepSeek V4 Flash
winner$0.140/M
Rank #17/138 · confidence 4
Gemini 3 Flash Preview
$0.500/M
Rank #58/138 · confidence 4
DeepSeek V4 Flash
86.2%
Rank #13/113 · confidence 2 · eval date 2026-04-24
Gemini 3 Flash Preview
winner89.0%
Rank #2/113 · confidence 4
DeepSeek V4 Flash
27.8%
Rank #21/150 · confidence 4
Gemini 3 Flash Preview
winner34.7%
Rank #11/150 · confidence 4
DeepSeek V4 Flash
86.7%
Rank #22/152 · confidence 4
Gemini 3 Flash Preview
winner89.8%
Rank #12/152 · confidence 4
DeepSeek V4 Flash
winner91.6%
Rank #2/108 · confidence 2 · eval date 2026-04-24
Gemini 3 Flash Preview
90.8%
Rank #3/108 · confidence 4
DeepSeek V4 Flash
42.0%
Rank #37/149 · confidence 4
Gemini 3 Flash Preview
winner50.6%
Rank #8/149 · confidence 4
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | DeepSeek V4 Flash | Gemini 3 Flash Preview |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | DeepSeek V4 Flash | Gemini 3 Flash Preview |
|---|---|---|
0 tests | DeepSeek V4 Flash deepseek-v4-flash speed / latency N/A / N/A input / output $75.00/M / $75.00/M |
This report only uses LMSpeed data for DeepSeek V4 Flash and Gemini 3 Flash Preview: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | DeepSeek V4 Flash | Gemini 3 Flash Preview |
|---|---|---|
| When to choose each model | DeepSeek V4 Flash DeepSeek V4 Flash is stronger when you prioritize Cheapest input price, Free providers, Provider coverage, Recent tests. | Gemini 3 Flash Preview Gemini 3 Flash Preview does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing. |
TL;DR: DeepSeek V4 Flash leads across 78 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from DeepSeek V4 Flash vs Gemini 3 Flash Preview into nearby model comparisons with enough verified LMSpeed data.
| No data |
| Model metadata | DeepSeek V4 Flash exposes 1.0M tokens; notable signals: Text input, Text output, Tool calling, Structured outputs. | Gemini 3 Flash Preview exposes 1.0M tokens; notable signals: Text input, Image input, File input, Audio input. |
|---|---|---|
| Developer | DeepSeek | |
| Context window | 1.0M tokens | 1.0M tokens |
| Max output | 65.5K tokens | 65.5K tokens |
| Released | Apr 2026 | No data |
| Modalities | Input Text Output Text | Input TextImageFileAudiovideo Output Text |
| Features | Text inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | No data |
| Tokenizer | DeepSeek | Gemini |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | deepseek/deepseek-v4-flash | google/gemini-3-flash-preview |
| References | No data | No data |
Gemini 3 Flash Preview
gemini-3-flash-preview-免费
speed / latency
N/A / N/A
input / output
$15.00/M / $15.00/M
Nova AI0 tests | DeepSeek V4 Flash deepseek-v4-flash speed / latency N/A / N/A input / output $0.700/M / $1.40/M | Gemini 3 Flash Preview [次]gemini-3-flash-preview speed / latency N/A / N/A input / output $0.020/M / $0.020/M |
|---|
Sliam0 tests | DeepSeek V4 Flash deepseek-v4-flash speed / latency N/A / N/A input / output $75.00/M / $75.00/M | Gemini 3 Flash Preview 假流式-gemini-3-flash-preview speed / latency N/A / N/A input / output $75.00/M / $75.00/M |
|---|
北极星星0 tests | DeepSeek V4 Flash speed / latency N/A / N/A input / output No data | Gemini 3 Flash Preview speed / latency N/A / N/A input / output No data |
|---|
情酱的API站0 tests | DeepSeek V4 Flash speed / latency N/A / N/A input / output No data | Gemini 3 Flash Preview speed / latency N/A / N/A input / output No data |
|---|
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
