Data points: 95
Model compare
The readout for GPT-5.2 and MiMo-V2.5, before the detailed comparison sheet.
Weighted outcome: MiMo-V2.5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
MiMo-V2.5
MiMo-V2.5 has the higher weighted result; Model A / B score 32 to 68.
Evidence depth
95 data points
Includes 15 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with MiMo-V2.5
The charts below split 23 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-5.2 and MiMo-V2.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | GPT-5.2 | MiMo-V2.5 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 32.0 pts | 68.0 pts |
| Benchmark category leads | 1 categories | 3 categories |
| Operational advantages | First-token latency, Free providers, Provider coverage | Cheapest input price, Average speed |
| Context window | 400K tokens | 1.1M tokens |
| Max output | 128K tokens | 131.1K 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-5.2 | MiMo-V2.5 |
|---|---|---|
| Developer | OpenAI | Xiaomi |
| Released | Dec 2025 | Apr 2026 |
| Parameters | No data | No data |
| Tokenizer | GPT | Other |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | openai/gpt-5.2 | xiaomi/mimo-v2.5 |
| References | No data | No data |
This report only uses LMSpeed data for GPT-5.2 and MiMo-V2.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
GPT-5.2
GPT-5.2 is stronger in benchmark categories (Coding) and operational dimensions (First-token latency, Free providers, Provider coverage).
MiMo-V2.5
MiMo-V2.5 is stronger in benchmark categories (Agents, Reasoning, Multimodal) and operational dimensions (Cheapest input price, Average speed).
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-5.2
52.8
Avg. score
MiMo-V2.5
51.9
MiMo-V2.5 leads by 2.4
GPT-5.2 leads by 5.5
MiMo-V2.5 leads by 1.9
GPT-5.2
GPT-5.2
No data
MiMo-V2.5 leads by 6.5
GPT-5.2
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
GPT-5.2
53.0
Rank #50/84 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
winner56.0
Rank #41/84 · confidence 2 · eval date 2026-04-22
GPT-5.2
$14.00/M
Rank #133/162 · confidence 4
MiMo-V2.5
winner$0.280/M
Rank #6/162 · confidence 4
GPT-5.2
$4.81/M
Rank #132/162 · confidence 4
MiMo-V2.5
winner$0.175/M
Rank #11/162 · confidence 4
GPT-5.2
$1.75/M
Rank #120/162 · confidence 4
MiMo-V2.5
winner$0.140/M
Rank #17/162 · confidence 4
GPT-5.2
71.2%
Rank #110/188 · confidence 4
MiMo-V2.5
winner84.9%
Rank #45/188 · confidence 4
GPT-5.2
7.3%
Rank #109/187 · confidence 4
MiMo-V2.5
winner25.2%
Rank #46/187 · confidence 4
GPT-5.2
55.6
Rank #25/37 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
winner56.1
Rank #24/37 · confidence 2 · eval date 2026-04-22
GPT-5.2
winner52.2
Rank #34/65 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
37.4
Rank #58/65 · confidence 2 · eval date 2026-04-22
GPT-5.2
40.4%
Rank #64/185 · confidence 4
MiMo-V2.5
winner43.1%
Rank #43/185 · confidence 4
GPT-5.2
winner82.1
Rank #8/22 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
81.0
Rank #11/22 · confidence 2 · eval date 2026-04-22
GPT-5.2
winner79.5
Rank #10/27 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
77.9
Rank #19/27 · confidence 2 · eval date 2026-04-22
GPT-5.2
winner70.3
Rank #11/35 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
64.3
Rank #21/35 · confidence 2 · eval date 2026-04-22
GPT-5.2
1224.0
Rank #37/66 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
winner1291.0
Rank #16/66 · confidence 2 · eval date 2026-04-22
GPT-5.2
22.0
Rank #48/53 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
winner58.3
Rank #27/53 · confidence 2 · eval date 2026-04-22
GPT-5.2
46.5
Rank #29/50 · confidence 3 · eval date 2025-12-11
MiMo-V2.5
winner46.9
Rank #27/50 · confidence 2 · eval date 2026-04-22
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5.2 | MiMo-V2.5 |
|---|---|---|
| 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 | GPT-5.2 | MiMo-V2.5 |
|---|---|---|
20 tests | GPT-5.2 speed / latency N/A / N/A input / output No data | MiMo-V2.5 speed / latency 74 tok/s / 4254ms input / output No data |
15 tests | GPT-5.2 speed / latency |
Weighted outcome: MiMo-V2.5. 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 inputAudio inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
56 tok/s / 1798ms
input / output
No data
MiMo-V2.5 speed / latency N/A / N/A input / output No data |
星见雅 API15 tests | GPT-5.2 speed / latency 52 tok/s / 2671ms input / output No data | MiMo-V2.5 speed / latency N/A / N/A input / output No data |
|---|
PackyAPI10 tests | GPT-5.2 speed / latency 94 tok/s / 11492ms input / output No data | MiMo-V2.5 speed / latency N/A / N/A input / output No data |
|---|
6345ywz API5 tests | GPT-5.2 speed / latency N/A / N/A input / output No data | MiMo-V2.5 speed / latency 66 tok/s / 6202ms input / output No data |
|---|
GPT-5.2 gpt-5.2 speed / latency No data input / output $0.024/M/$0.192/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0/M/$0/M |
GPT-5.2 gpt-5.2 speed / latency No data input / output $0/M/$0/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0/M/$0/M |
GPT-5.2 gpt-5-2 speed / latency No data input / output $0/request | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0.100/request |
