Data points: 80
The readout for GPT-5.2 and MiMo-V2.5, before the detailed comparison sheet.
Decision read
GPT-5.2
GPT-5.2 currently has the stronger profile, with verified wins split 4 to 1.
Evidence depth
80 data points
Includes 8 benchmark rows, 0 audit samples, and 10 provider examples.
Selection signal
Start with GPT-5.2
The charts below split 18 high-signal samples across speed, scores, and audit health.
Model compare GPT-5.2 vs MiMo-V2.5gpt-5-2-vs-mimo-v2-5 | Model A GPT-5.2 | Model B MiMo-V2.5 |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 4 wins | 1 wins |
| Where it leads | Cheapest input price, First-token latency, Provider coverage, Recent tests | Average speed |
| Model metadata | GPT-5.2 exposes 128K tokens; notable signals: Text input, Image input, File input, Text output. | MiMo-V2.5 exposes 1.0M tokens; notable signals: Text input, Image input, Audio input, Text output. |
| Developer | OpenAI | No data |
| Context window | 128K tokens | 1.0M tokens |
| Max output | 16.4K tokens | 131.1K tokens |
| Released | Dec 2025 | Apr 2026 |
| Modalities | Input FileImageText Output Text | Input TextAudioImagevideo Output Text |
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON mode | Text inputImage inputAudio inputText outputTool callingJSON modeReasoning |
| Parameters | No data | No data |
| Tokenizer | GPT | Other |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | openai/gpt-5.2-chat | xiaomi/mimo-v2.5 |
| References | No data | No data |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | GPT-5.2 | MiMo-V2.5 |
|---|---|---|
| Output price | $14.00/M#43 | $0.280/M#4 |
| Input price | $1.75/M#35 | $0.140/M#8 |
| GPQA | 90.3%#9 | 84.9%#32 |
| HLE | 35.4%#9 | 25.2%#29 |
| SciCode | 52.1%#9 | 43.1%#30 |
| Blended price | $4.81/M#62 | $0.175/M#10 |
| Output speed | 72.8 tok/s#71 | 81.3 tok/s#63 |
| Time to first token | 115.69 s#108 | 3.34 s#77 |
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 |
|---|---|---|
N1N15 tests | GPT-5.2 speed / latency 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 |
OpenCode5 tests | GPT-5.2 speed / latency N/A / N/A input / output No data | MiMo-V2.5 speed / latency 84 tok/s / 2128ms input / output No data |
GPT-5.2 gpt-5.2-all speed / latency No data input / output $0.0068/M / $0.0068/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0.384/M / $1.92/M | |
GPT-5.2 gpt-5.2-all speed / latency No data input / output $0.0068/M / $0.0068/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0.384/M / $1.92/M | |
GPT-5.2 gpt-5.2 speed / latency No data input / output $0.120/M / $0.959/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0.0096/M / $0.019/M | |
GPT-5.2 gpt-5.2-all speed / latency No data input / output $0.010/M / $0.010/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0.575/M / $2.88/M | |
GPT-5.2 gpt-5.2-all speed / latency No data input / output $0.014/M / $0.014/M | MiMo-V2.5 mimo-v2.5 speed / latency No data input / output $0.767/M / $3.84/M |
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.
| Guidance | GPT-5.2 | MiMo-V2.5 |
|---|---|---|
| When to choose each model | GPT-5.2 GPT-5.2 is stronger when you prioritize Cheapest input price, First-token latency, Provider coverage, Recent tests. | MiMo-V2.5 MiMo-V2.5 is stronger when you prioritize Average speed. |
TL;DR: GPT-5.2 leads across 80 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-5.2 vs MiMo-V2.5 into nearby model comparisons with enough verified LMSpeed data.
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
