Data points: 71
Model compare
The readout for Gemini 2.0 Flash and GPT-5, before the detailed comparison sheet.
Weighted outcome: GPT-5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
GPT-5
GPT-5 has the higher weighted result; Model A / B score 12 to 88.
Evidence depth
71 data points
Includes 7 benchmark rows, 0 audit samples, and 7 provider examples.
Selection signal
Start with GPT-5
The charts below split 14 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.
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.
| Model compare | Gemini 2.0 Flash | GPT-5 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 12.0 pts | 88.0 pts |
| Benchmark category leads | 0 categories | 3 categories |
| Operational advantages | Cheapest input price, Average speed, First-token latency | Free providers, Provider coverage |
| Context window | No data | 400K tokens |
| Max output | No data | 128K tokens |
| Modalities | No data | Input TextImageFile Output Text |
The overall result weights benchmark capability categories at 80% and price, API speed/latency, and availability at 20%. Recent test volume does not affect the winner, and missing benchmark categories are excluded.
| Model compare | Gemini 2.0 Flash | GPT-5 |
|---|---|---|
| Developer | OpenAI | |
| Released | No data | Aug 2025 |
| Parameters | No data | No data |
| Tokenizer | No data | GPT |
| Knowledge cutoff | No data | 2024-09-30 |
| OpenRouter ID | No data | openai/gpt-5 |
| References | No data | 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.
Gemini 2.0 Flash
Gemini 2.0 Flash has these operational advantages: Cheapest input price, Average speed, First-token latency.
GPT-5
GPT-5 is stronger in benchmark categories (Coding, Reasoning, Math) and operational dimensions (Free providers, Provider coverage).
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
Gemini 2.0 Flash
48.1
Avg. score
GPT-5
51.9
GPT-5
GPT-5 leads by 4.1
GPT-5 leads by 4.7
GPT-5
GPT-5 leads by 9.4
No data
No data
GPT-5
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Gemini 2.0 Flash
78.2%
Rank #71/125 · confidence 4
GPT-5
winner80.6%
Rank #57/125 · confidence 4
Gemini 2.0 Flash
63.6%
Rank #132/188 · confidence 4
GPT-5
winner67.3%
Rank #121/188 · confidence 4
Gemini 2.0 Flash
4.7%
Rank #141/187 · confidence 4
GPT-5
winner5.4%
Rank #132/187 · confidence 4
Gemini 2.0 Flash
21.0%
Rank #103/115 · confidence 4
GPT-5
winner55.8%
Rank #49/115 · confidence 4
Gemini 2.0 Flash
34.0%
Rank #116/185 · confidence 4
GPT-5
winner38.8%
Rank #83/185 · confidence 4
Gemini 2.0 Flash
winner91.1%
Rank #31/74 · confidence 4
GPT-5
86.1%
Rank #42/74 · confidence 4
Gemini 2.0 Flash
30.0%
Rank #39/68 · confidence 4
GPT-5
winner36.7%
Rank #35/68 · confidence 4
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 | GPT-5 speed / latency N/A / N/A input / output No data |
20 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 |
18 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 |
5 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 |
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-exp speed / latency No data input / output $0/request | GPT-5 gpt-5-chat-latest speed / latency No data input / output $0/request | |
Gemini 2.0 Flash google/gemini-2.0-flash-exp speed / latency No data input / output $0.014/M/$0.014/M | GPT-5 gpt-5 speed / latency No data input / output $0.856/M |
Weighted outcome: GPT-5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
| Features | None listed | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
