Data points: 128
Model compare
The readout for GPT-4.1 Mini and GPT-4.1 Nano, before the detailed comparison sheet.
Weighted outcome: GPT-4.1 Mini. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
GPT-4.1 Mini
GPT-4.1 Mini has the higher weighted result; Model A / B score 74.7 to 25.3.
Evidence depth
128 data points
Includes 31 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Start with GPT-4.1 Mini
The charts below split 37 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-4.1 Mini and GPT-4.1 Nano: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | GPT-4.1 Mini | GPT-4.1 Nano |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 74.7 pts | 25.3 pts |
| Benchmark category leads | 5 categories | 1 categories |
| Operational advantages | Free providers, Provider coverage | Cheapest input price, Average speed, First-token latency |
| Context window | 1.0M tokens | 1.0M tokens |
| Max output | 32.8K tokens | 32.8K tokens |
| Modalities | Input ImageTextFile Output Text | Input |
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-4.1 Mini | GPT-4.1 Nano |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Released | Apr 2025 | Apr 2025 |
| Parameters | No data | No data |
| Tokenizer | GPT | GPT |
| Knowledge cutoff | 2024-06-30 | 2024-06-30 |
| OpenRouter ID | openai/gpt-4.1-mini | openai/gpt-4.1-nano |
| References | No data | No data |
This report only uses LMSpeed data for GPT-4.1 Mini and GPT-4.1 Nano: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
GPT-4.1 Mini
GPT-4.1 Mini is stronger in benchmark categories (Agents, Reasoning, Knowledge, Math, Instruction following) and operational dimensions (Free providers, Provider coverage).
GPT-4.1 Nano
GPT-4.1 Nano is stronger in benchmark categories (Coding) and operational dimensions (Cheapest input price, Average speed, First-token latency).
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-4.1 Mini
44.7
Avg. score
GPT-4.1 Nano
37.9
GPT-4.1 Mini leads by 8.0
GPT-4.1 Nano leads by 1.3
GPT-4.1 Mini leads by 7.7
GPT-4.1 Mini leads by 15.6
GPT-4.1 Mini leads by 4.8
No data
No data
GPT-4.1 Mini leads by 5.4
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
GPT-4.1 Mini
46.0
Rank #65/84 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
winner48.0
Rank #63/84 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
$0.400/M
Rank #60/162 · confidence 4
GPT-4.1 Nano
winner$0.100/M
Rank #8/162 · confidence 4
GPT-4.1 Mini
$0.700/M
Rank #56/162 · confidence 4
GPT-4.1 Nano
winner$0.175/M
Rank #12/162 · confidence 4
GPT-4.1 Mini
$1.60/M
Rank #56/162 · confidence 4
GPT-4.1 Nano
winner$0.400/M
Rank #13/162 · confidence 4
GPT-4.1 Mini
winner78.1%
Rank #72/125 · confidence 4
GPT-4.1 Nano
65.7%
Rank #111/125 · confidence 4
GPT-4.1 Mini
winner42.3
Rank #75/89 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
17.0
Rank #88/89 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner66.4%
Rank #127/188 · confidence 4
GPT-4.1 Nano
51.2%
Rank #164/188 · confidence 4
GPT-4.1 Mini
winner4.6%
Rank #142/187 · confidence 4
GPT-4.1 Nano
3.9%
Rank #165/187 · confidence 4
GPT-4.1 Mini
winner20.2
Rank #53/59 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
11.1
Rank #58/59 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner40.4
Rank #54/96 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
25.9
Rank #91/96 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner48.3%
Rank #61/115 · confidence 4
GPT-4.1 Nano
32.6%
Rank #84/115 · confidence 4
GPT-4.1 Mini
winner40.4%
Rank #64/185 · confidence 4
GPT-4.1 Nano
25.9%
Rank #156/185 · confidence 4
GPT-4.1 Mini
winner92.5%
Rank #28/74 · confidence 4
GPT-4.1 Nano
84.8%
Rank #43/74 · confidence 4
GPT-4.1 Mini
winner43.0%
Rank #32/68 · confidence 4
GPT-4.1 Nano
23.7%
Rank #45/68 · confidence 4
GPT-4.1 Mini
winner4.5
Rank #39/47 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
1.0
Rank #45/47 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner28.6
Rank #46/56 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
25.7
Rank #53/56 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner87.5
Rank #3/5 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
80.1
Rank #5/5 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner82.0
Rank #32/90 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
80.4
Rank #36/90 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner52.7
Rank #48/55 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
38.8
Rank #53/55 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner17.5
Rank #80/90 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
13.3
Rank #88/90 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner66.4
Rank #81/96 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
51.2
Rank #93/96 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner4.6
Rank #82/96 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
3.9
Rank #91/96 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner14.8
Rank #83/99 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
9.6
Rank #94/99 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner58.7
Rank #50/57 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
40.1
Rank #56/57 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner1022.0
Rank #60/66 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
998.0
Rank #61/66 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner88.5
Rank #13/16 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
83.2
Rank #16/16 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner74.6
Rank #14/19 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
59.1
Rank #16/19 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner38.3
Rank #76/86 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
32.0
Rank #83/86 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner1.7
Rank #50/55 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
1.2
Rank #53/55 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner508.0
Rank #50/55 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
63.0
Rank #54/55 · confidence 1 · eval date 2025-04-14
GPT-4.1 Mini
winner52.9
Rank #66/84 · confidence 1 · eval date 2025-04-14
GPT-4.1 Nano
17.3
Rank #82/84 · confidence 1 · eval date 2025-04-14
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-4.1 Mini | GPT-4.1 Nano |
|---|---|---|
| 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-4.1 Mini | GPT-4.1 Nano |
|---|---|---|
75 tests | GPT-4.1 Mini speed / latency N/A / N/A input / output No data | GPT-4.1 Nano speed / latency 127 tok/s / 2007ms input / output No data |
35 tests | GPT-4.1 Mini speed / latency 70 tok/s / 2858ms input / output No data | GPT-4.1 Nano speed / latency N/A / N/A input / output No data |
25 tests | GPT-4.1 Mini speed / latency N/A / N/A input / output No data | GPT-4.1 Nano speed / latency 162 tok/s / 1284ms input / output No data |
10 tests | GPT-4.1 Mini speed / latency 70 tok/s / 1372ms input / output No data | GPT-4.1 Nano speed / latency N/A / N/A input / output No data |
5 tests | GPT-4.1 Mini speed / latency N/A / N/A input / output No data | GPT-4.1 Nano speed / latency 222 tok/s / 800ms input / output No data |
GPT-4.1 Mini gpt-4.1-mini speed / latency No data input / output $0/request | GPT-4.1 Nano gpt-4.1-nano speed / latency No data input / output $0/request |
Weighted outcome: GPT-4.1 Mini. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Output
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON mode | Text inputImage inputFile inputText outputTool callingStructured outputsJSON mode |
|---|
