Data points: 114
Model compare
The readout for GPT-5.4 Mini and O1, before the detailed comparison sheet.
Weighted outcome: GPT-5.4 Mini. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
GPT-5.4 Mini
GPT-5.4 Mini has the higher weighted result; Model A / B score 73.3 to 26.7.
Evidence depth
114 data points
Includes 20 benchmark rows, 2 audit samples, and 6 provider examples.
Selection signal
Start with GPT-5.4 Mini
The charts below split 28 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 GPT-5.4 Mini and O1: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | GPT-5.4 Mini | O1 |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 73.3 pts | 26.7 pts |
| Benchmark category leads | 4 categories | 2 categories |
| Operational advantages | Cheapest input price, Free providers, Provider coverage | No data |
| Context window | 400K tokens | 200K tokens |
| Max output | 128K tokens | 100K tokens |
| Modalities | Input FileImageText 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 | GPT-5.4 Mini | O1 |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Released | Mar 2026 | Dec 2024 |
| Parameters | No data | No data |
| Tokenizer | GPT | GPT |
| Knowledge cutoff | 2025-08-31 | 2023-10-31 |
| OpenRouter ID | openai/gpt-5.4-mini | openai/o1 |
| References | No data | No data |
This report only uses LMSpeed data for GPT-5.4 Mini and O1: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
GPT-5.4 Mini
GPT-5.4 Mini is stronger in benchmark categories (Agents, Coding, Reasoning, Instruction following) and operational dimensions (Cheapest input price, Free providers, Provider coverage).
O1
O1 leads these benchmark categories: Knowledge, Math.
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-5.4 Mini
52
Avg. score
O1
52.5
GPT-5.4 Mini leads by 5.5
GPT-5.4 Mini leads by 6.6
GPT-5.4 Mini leads by 5.6
O1 leads by 14.4
O1 leads by 2.9
No data
GPT-5.4 Mini
GPT-5.4 Mini leads by 2.4
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
GPT-5.4 Mini
winner$0.750/M
Rank #95/162 · confidence 4
O1
$15.00/M
Rank #155/162 · confidence 4
GPT-5.4 Mini
winner$1.69/M
Rank #96/162 · confidence 4
O1
$26.25/M
Rank #155/162 · confidence 4
GPT-5.4 Mini
winner$4.50/M
Rank #103/162 · confidence 4
O1
$60.00/M
Rank #155/162 · confidence 4
GPT-5.4 Mini
winner10.0
Rank #20/73 · confidence 3 · eval date 2026-03-17
O1
0.3
Rank #68/73 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner69.3
Rank #22/89 · confidence 3 · eval date 2026-03-17
O1
59.3
Rank #61/89 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner82.3%
Rank #63/187 · confidence 4
O1
74.7%
Rank #99/187 · confidence 4
GPT-5.4 Mini
winner17.1%
Rank #64/186 · confidence 4
O1
7.7%
Rank #107/186 · confidence 4
GPT-5.4 Mini
winner56.1
Rank #23/58 · confidence 3 · eval date 2026-03-17
O1
34.0
Rank #43/58 · confidence 1 · eval date 2024-09-12
GPT-5.4 Mini
winner49.9
Rank #23/96 · confidence 3 · eval date 2026-03-17
O1
35.8
Rank #75/96 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner44.2%
Rank #37/184 · confidence 4
O1
35.8%
Rank #106/184 · confidence 4
GPT-5.4 Mini
winner28.3
Rank #20/47 · confidence 3 · eval date 2026-03-17
O1
9.3
Rank #34/47 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner44.7
Rank #32/56 · confidence 3 · eval date 2026-03-17
O1
32.8
Rank #42/56 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner89.8
Rank #14/90 · confidence 3 · eval date 2026-03-17
O1
69.3
Rank #55/90 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner40.0
Rank #30/99 · confidence 3 · eval date 2026-03-17
O1
17.0
Rank #79/99 · confidence 1 · eval date 2024-09-12
GPT-5.4 Mini
winner37.5
Rank #32/90 · confidence 3 · eval date 2026-03-17
O1
34.7
Rank #35/90 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner87.5
Rank #34/96 · confidence 3 · eval date 2026-03-17
O1
74.7
Rank #73/96 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
63.4
Rank #37/54 · confidence 3 · eval date 2026-03-17
O1
winner64.4
Rank #35/54 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner26.6
Rank #38/96 · confidence 3 · eval date 2026-03-17
O1
7.7
Rank #73/96 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner73.3
Rank #26/86 · confidence 3 · eval date 2026-03-17
O1
70.3
Rank #37/86 · confidence 1 · eval date 2024-12-01
GPT-5.4 Mini
winner83.3
Rank #49/84 · confidence 3 · eval date 2026-03-17
O1
62.6
Rank #62/84 · confidence 1 · eval date 2024-12-01
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5.4 Mini | O1 |
|---|---|---|
Winner: GPT-5.4 Mini | GPT-5.4 Mini gpt-5.4-mini Audit score 97 10010086100 | O1 o1-preview No audit yet |
Winner: GPT-5.4 Mini | GPT-5.4 Mini gpt-5.4-mini Audit score 93 1008486100 | O1 o1-2024-12-17 No audit yet |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | GPT-5.4 Mini | O1 |
|---|---|---|
5 tests | GPT-5.4 Mini speed / latency 98 tok/s / 4039ms input / output No data | O1 speed / latency N/A / N/A input / output No data |
5 tests | GPT-5.4 Mini speed / latency 195 tok/s / 1104ms input / output No data | O1 speed / latency N/A / N/A input / output No data |
5 tests | GPT-5.4 Mini speed / latency 201 tok/s / 1441ms input / output No data | O1 speed / latency N/A / N/A input / output No data |
0 tests | GPT-5.4 Mini speed / latency N/A / N/A input / output No data | O1 speed / latency N/A / N/A input / output No data |
0 tests | GPT-5.4 Mini speed / latency N/A / N/A input / output No data | O1 speed / latency N/A / N/A input / output No data |
GPT-5.4 Mini gpt-5.4-mini speed / latency No data input / output $0/request | O1 o1 speed / latency No data input / output $5.88/request |
Weighted outcome: GPT-5.4 Mini. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Input
Output
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
