Data points: 73
The readout for Gemini 2.0 Flash and GPT-5, before the detailed comparison sheet.
Decision read
Gemini 2.0 Flash
Gemini 2.0 Flash currently has the stronger profile, with verified wins split 4 to 2.
Evidence depth
73 data points
Includes 8 benchmark rows, 0 audit samples, and 9 provider examples.
Selection signal
Start with Gemini 2.0 Flash
The charts below split 17 high-signal samples across speed, scores, and audit health.
Model compare Gemini 2.0 Flash vs GPT-5gemini-2-0-flash-vs-gpt-5 | Model A Gemini 2.0 Flash | Model B GPT-5 |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 4 wins | 2 wins |
| Where it leads | Cheapest input price, Average speed, First-token latency, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | Gemini 2.0 Flash | GPT-5 |
|---|---|---|
| AIME | 33.0%#32 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Gemini 2.0 Flash | GPT-5 |
|---|---|---|
| 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 | Gemini 2.0 Flash | GPT-5 |
|---|---|---|
110 tests | Gemini 2.0 Flash speed / latency 145 tok/s / 5183ms input / output No data |
This report only uses LMSpeed data for Gemini 2.0 Flash and GPT-5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Gemini 2.0 Flash | GPT-5 |
|---|---|---|
| When to choose each model | Gemini 2.0 Flash Gemini 2.0 Flash is stronger when you prioritize Cheapest input price, Average speed, First-token latency, Recent tests. | GPT-5 GPT-5 is stronger when you prioritize Free providers, Provider coverage. |
TL;DR: Gemini 2.0 Flash leads across 73 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Gemini 2.0 Flash vs GPT-5 into nearby model comparisons with enough verified LMSpeed data.
| Free providers, Provider coverage |
| Model metadata | No OpenRouter metadata is available yet for this model. | GPT-5 exposes 128K tokens; notable signals: Text input, Image input, File input, Text output. |
|---|---|---|
| Developer | OpenAI | |
| Context window | No data | 128K tokens |
| Max output | No data | 16.4K tokens |
| Released | No data | Aug 2025 |
| Modalities | No data | Input FileImageText Output Text |
| Features | None listed | Text inputImage inputFile inputText outputStructured outputsJSON mode |
| Parameters | No data | No data |
| Tokenizer | No data | GPT |
| Knowledge cutoff | No data | 2024-09-30 |
| OpenRouter ID | No data | openai/gpt-5-chat |
| References | No data | No data |
| MATH-500 | 93.0%#25 | 99.4%#1 |
|---|
| MMLU-Pro | 77.9%#50 | 87.1%#7 |
|---|
| Input price | $0.150/M#9 | $1.25/M#30 |
|---|
| Output price | $0.600/M#10 | $10.00/M#41 |
|---|
| LiveCodeBench | 33.4%#74 | 84.6%#11 |
|---|
| Blended price | $0.262/M#15 | $3.44/M#58 |
|---|
| HLE | 5.3%#84 | 26.5%#24 |
|---|
GPT-5
speed / latency
N/A / N/A
input / output
No data
N1N20 tests | Gemini 2.0 Flash speed / latency 140 tok/s / 863ms input / output No data | GPT-5 speed / latency 102 tok/s / 948ms input / output No data |
|---|
天絮 API18 tests | Gemini 2.0 Flash speed / latency 146 tok/s / 4979ms input / output No data | GPT-5 speed / latency N/A / N/A input / output No data |
|---|
EasyMore5 tests | Gemini 2.0 Flash speed / latency N/A / N/A input / output No data | GPT-5 speed / latency 46 tok/s / 6577ms input / output No data |
|---|
向量引擎5 tests | Gemini 2.0 Flash speed / latency 175 tok/s / 557ms input / output No data | GPT-5 speed / latency N/A / N/A input / output No data |
|---|
Gemini 2.0 Flash gemini-2.0-flash speed / latency No data input / output $0.0001/M / $0.0002/M | GPT-5 gpt-5-chat speed / latency No data input / output $0.037/M / $0.300/M |
Gemini 2.0 Flash gemini-2.0-flash speed / latency No data input / output $0.0001/M / $0.0002/M | GPT-5 gpt-5-chat speed / latency No data input / output $0.037/M / $0.300/M |
Gemini 2.0 Flash gemini-2.0-flash-exp speed / latency No data input / output $0.0082/M / $0.033/M | GPT-5 gpt-5-2025-08-07 speed / latency No data input / output $0.034/M / $0.274/M |
Gemini 2.0 Flash gemini-2.0-flash speed / latency No data input / output $0.012/M / $0.048/M | GPT-5 gpt-5-minimal speed / latency No data input / output $0.150/M / $1.20/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
