Data points: 111
Model compare
The readout for GPT-5.2 and MiMo-V2.5-Pro, before the detailed comparison sheet.
Weighted outcome: MiMo-V2.5-Pro. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
MiMo-V2.5-Pro
MiMo-V2.5-Pro has the higher weighted result; Model A / B score 48 to 52.
Evidence depth
111 data points
Includes 23 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with MiMo-V2.5-Pro
The charts below split 31 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-Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | GPT-5.2 | MiMo-V2.5-Pro |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 48.0 pts | 52.0 pts |
| Benchmark category leads | 2 categories | 3 categories |
| Operational advantages | Average speed, First-token latency, Free providers, Provider coverage | Cheapest input price |
| 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-Pro |
|---|---|---|
| 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-pro |
| References | No data | No data |
This report only uses LMSpeed data for GPT-5.2 and MiMo-V2.5-Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
GPT-5.2
GPT-5.2 is stronger in benchmark categories (Coding, Knowledge) and operational dimensions (Average speed, First-token latency, Free providers, Provider coverage).
MiMo-V2.5-Pro
MiMo-V2.5-Pro is stronger in benchmark categories (Agents, Reasoning, Instruction following) and operational dimensions (Cheapest input price).
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-Pro
53.4
MiMo-V2.5-Pro leads by 3.3
GPT-5.2 leads by 7.2
MiMo-V2.5-Pro leads by 0.2
GPT-5.2 leads by 2.4
GPT-5.2
No data
GPT-5.2
MiMo-V2.5-Pro leads by 2.0
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-Pro
winner59.0
Rank #31/84 · confidence 1 · eval date 2026-04-22
GPT-5.2
$14.00/M
Rank #133/162 · confidence 4
MiMo-V2.5-Pro
winner$0.870/M
Rank #34/162 · confidence 4
GPT-5.2
$4.81/M
Rank #132/162 · confidence 4
MiMo-V2.5-Pro
winner$0.544/M
Rank #47/162 · confidence 4
GPT-5.2
$1.75/M
Rank #120/162 · confidence 4
MiMo-V2.5-Pro
winner$0.435/M
Rank #66/162 · confidence 4
GPT-5.2
72.7
Rank #13/89 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner73.3
Rank #12/89 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner11.6
Rank #20/73 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
4.0
Rank #38/73 · confidence 1 · eval date 2026-04-22
GPT-5.2
7.3%
Rank #109/187 · confidence 4
MiMo-V2.5-Pro
winner33.8%
Rank #23/187 · confidence 4
GPT-5.2
71.2%
Rank #110/188 · confidence 4
MiMo-V2.5-Pro
winner86.6%
Rank #39/188 · confidence 4
GPT-5.2
40.4%
Rank #64/185 · confidence 4
MiMo-V2.5-Pro
winner50.2%
Rank #16/185 · confidence 4
GPT-5.2
winner52.1
Rank #18/96 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
50.2
Rank #20/96 · confidence 1 · eval date 2026-04-22
GPT-5.2
55.6
Rank #25/37 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner57.2
Rank #18/37 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner52.2
Rank #34/65 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
39.4
Rank #56/65 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner80.8
Rank #11/55 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
70.7
Rank #25/55 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner43.8
Rank #16/90 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
22.6
Rank #67/90 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner90.3
Rank #19/96 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
86.6
Rank #39/96 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner35.4
Rank #21/96 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
33.8
Rank #23/96 · confidence 1 · eval date 2026-04-22
GPT-5.2
42.2
Rank #22/99 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner42.2
Rank #21/99 · confidence 1 · eval date 2026-04-22
GPT-5.2
winner79.7
Rank #39/90 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
24.5
Rank #87/90 · confidence 1 · eval date 2026-04-22
GPT-5.2
1224.0
Rank #37/66 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner1298.0
Rank #14/66 · confidence 1 · eval date 2026-04-22
GPT-5.2
75.4
Rank #21/86 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner79.9
Rank #4/86 · confidence 1 · eval date 2026-04-22
GPT-5.2
46.5
Rank #29/50 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner62.7
Rank #9/50 · confidence 1 · eval date 2026-04-22
GPT-5.2
84.8
Rank #44/84 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner94.2
Rank #23/84 · confidence 1 · eval date 2026-04-22
GPT-5.2
22.0
Rank #48/53 · confidence 3 · eval date 2025-12-11
MiMo-V2.5-Pro
winner62.2
Rank #26/53 · confidence 1 · 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-Pro |
|---|---|---|
| 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-Pro |
|---|---|---|
15 tests | GPT-5.2 speed / latency 56 tok/s / 1798ms input / output No data | MiMo-V2.5-Pro speed / latency N/A / N/A input / output No data |
15 tests | GPT-5.2 speed / latency |
Weighted outcome: MiMo-V2.5-Pro. 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 inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
52 tok/s / 2671ms
input / output
No data
MiMo-V2.5-Pro 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-Pro speed / latency N/A / N/A input / output No data |
|---|
小水管 API10 tests | GPT-5.2 speed / latency 71 tok/s / 2893ms input / output No data | MiMo-V2.5-Pro speed / latency 63 tok/s / 2548ms input / output No data |
|---|
ArkAPI (Wind Hub)5 tests | GPT-5.2 speed / latency N/A / N/A input / output No data | MiMo-V2.5-Pro speed / latency 60 tok/s / 1706ms input / output No data |
|---|
GPT-5.2 gpt-5.2 speed / latency No data input / output $0.0034/M/$0.027/M | MiMo-V2.5-Pro mimo-v2.5-pro speed / latency No data input / output $0.014/M/$0.041/M |
GPT-5.2 gpt-5.2-all speed / latency No data input / output $0.0068/request | MiMo-V2.5-Pro mimo-v2.5-pro speed / latency No data input / output $0.959/M/$2.88/M |
GPT-5.2 gpt-5.2-all speed / latency No data input / output $0.0068/request | MiMo-V2.5-Pro mimo-v2.5-pro speed / latency No data input / output $0.959/M/$2.88/M |
