Data points: 48
The readout for GPT-5 and o3 Mini High, before the detailed comparison sheet.
Decision read
GPT-5
GPT-5 currently has the stronger profile, with verified wins split 3 to 0.
Evidence depth
48 data points
Includes 13 benchmark rows, 0 audit samples, and 0 provider examples.
Selection signal
Start with GPT-5
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 GPT-5 vs o3 Mini Highgpt-5-vs-o3-mini-high | Model A GPT-5 | Model B o3 Mini High |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 3 wins | 0 wins |
| Where it leads | 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
GPT-5
60
Avg. score
o3 Mini High
68.5
Selected category
Math
o3 Mini High leads by 30.8
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
GPT-5
67.2 tok/s
Rank #70/113 · confidence 4
o3 Mini High
winner219.2 tok/s
Rank #9/113 · confidence 4
GPT-5
winner0.88 s
Rank #24/113 · confidence 4
o3 Mini High
16.68 s
Rank #71/113 · confidence 4
GPT-5
winner0.88 s
Rank #32/113 · confidence 4
o3 Mini High
16.68 s
Rank #97/113 · confidence 4
GPT-5
$10.00/M
Rank #103/138 · confidence 4
o3 Mini High
winner$4.40/M
Rank #85/138 · confidence 4
GPT-5
$3.44/M
Rank #101/138 · confidence 4
o3 Mini High
winner$1.93/M
Rank #86/138 · confidence 4
GPT-5
$1.25/M
Rank #94/138 · confidence 4
o3 Mini High
winner$1.10/M
Rank #90/138 · confidence 4
GPT-5
winner80.6%
Rank #53/113 · confidence 4
o3 Mini High
80.2%
Rank #56/113 · confidence 4
GPT-5
5.4%
Rank #102/150 · confidence 4
o3 Mini High
winner12.3%
Rank #63/150 · confidence 4
GPT-5
67.3%
Rank #95/152 · confidence 4
o3 Mini High
winner77.3%
Rank #68/152 · confidence 4
GPT-5
55.8%
Rank #51/108 · confidence 4
o3 Mini High
winner73.4%
Rank #28/108 · confidence 4
GPT-5
38.8%
Rank #65/149 · confidence 4
o3 Mini High
winner39.8%
Rank #57/149 · confidence 4
GPT-5
86.1%
Rank #38/62 · confidence 4
o3 Mini High
winner98.5%
Rank #4/62 · confidence 4
GPT-5
36.7%
Rank #30/60 · confidence 4
o3 Mini High
winner86.0%
Rank #7/60 · confidence 4
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5 | o3 Mini High |
|---|---|---|
| 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 | GPT-5 | o3 Mini High |
|---|---|---|
| No shared provider examples are available yet. | ||
This report only uses LMSpeed data for GPT-5 and o3 Mini High: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GPT-5 | o3 Mini High |
|---|---|---|
| When to choose each model | GPT-5 GPT-5 is stronger when you prioritize Free providers, Provider coverage, Recent tests. | o3 Mini High o3 Mini High does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing. |
TL;DR: GPT-5 leads across 48 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-5 vs o3 Mini High into nearby model comparisons with enough verified LMSpeed data.
| No data |
| Model metadata | GPT-5 exposes 400K tokens; notable signals: Text input, Image input, File input, Text output. | o3 Mini High exposes 200K tokens; notable signals: Text input, File input, Text output, Tool calling. |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Context window | 400K tokens | 200K tokens |
| Max output | 128K tokens | 100K tokens |
| Released | Aug 2025 | No data |
| Modalities | Input TextImageFile Output Text | Input TextFile Output Text |
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | No data |
| Tokenizer | GPT | GPT |
| Knowledge cutoff | 2024-09-30 | 2023-10-31 |
| OpenRouter ID | openai/gpt-5 | openai/o3-mini-high |
| References | No data | No data |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
