# GPT-5.2-Codex vs MiMo-V2-Pro

> Side-by-side benchmark comparison for GPT-5.2-Codex and MiMo-V2-Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-2-codex-vs-mimo-v2-pro
- Last updated: September 15, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: GPT-5.2-Codex and MiMo-V2-Pro share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- MiMo-V2-Pro has the larger published context window at 1M.

## Model Snapshot

| Property | GPT-5.2-Codex | MiMo-V2-Pro |
|----------|----------|----------|
| Creator | OpenAI | Xiaomi |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 400K | 1M |
| Independent public score (not head-to-head) | 54.25 | 62.79 |
| Benchmarks Covered | 3 | 4 |
| Pricing (input/output) | $1.75 / $14.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-5.2-Codex public-lane score: 50.6 (Estimated · #49/153)
- MiMo-V2-Pro public-lane score: Coming soon

| Benchmark | GPT-5.2-Codex | MiMo-V2-Pro | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 51.79% | 36.68% | GPT-5.2-Codex |
| JobBench | 26.0% | Coming soon | Coming soon |
| Claw-Eval | Coming soon | 57.8% | Coming soon |
| ResearchClawBench | Coming soon | 15.3% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-5.2-Codex public-lane score: 51.6 (Supported · #51/152)
- MiMo-V2-Pro public-lane score: 55.3 (Estimated · #41/152)

| Benchmark | GPT-5.2-Codex | MiMo-V2-Pro | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 37.91% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 78% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-5.2-Codex public-lane score: 72.4 (Unranked · 1 rankable row)
- MiMo-V2-Pro public-lane score: Coming soon

### Reasoning

- Winner: Insufficient shared evidence
- GPT-5.2-Codex public-lane score: 77.6 (Unranked · 2 rankable rows)
- MiMo-V2-Pro public-lane score: 67.9 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Insufficient shared evidence
- GPT-5.2-Codex public-lane score: 56.2 (Estimated · #50/183)
- MiMo-V2-Pro public-lane score: 53.5 (Estimated · #63/183)

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-5.2-Codex public-lane score: 93.7 (#3/123)
- MiMo-V2-Pro public-lane score: 84 (#49/123)

## FAQ

### Is there enough evidence to pick between GPT-5.2-Codex and MiMo-V2-Pro?

Not yet. The models share only 1 sourced benchmark row, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [GPT-5.2-Codex vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-gpt-5-2-codex)
- [MiMo-V2-Pro vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-mimo-v2-pro)
- [GPT-5.2-Codex vs GPT-6 Astra](/compare/gpt-5-2-codex-vs-gpt-6-astra)
- [MiMo-V2-Pro vs GPT-6 Astra](/compare/gpt-6-astra-vs-mimo-v2-pro)

## Explore More

- [GPT-5.2-Codex profile](/models/gpt-5-2-codex)
- [MiMo-V2-Pro profile](/models/mimo-v2-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)