Model comparison
GPT-5-Codex vs Hunyuan Vision 1.5
Hunyuan Vision 1.5 is the stronger model overall, scoring 42.6 to 37.3 on the Noometry Index.
Last verified . 0 shared benchmarks.
TencentSide by side
| GPT-5-Codex | Hunyuan Vision 1.5 | |
|---|---|---|
| Provider | OpenAI | Tencent |
| Noometry Index | 37.3 | 42.6 |
| Released | 2025-09-15 | — |
| Weights | Proprietary | Proprietary |
| Context window | 400K | — |
| Max output | 128K | — |
| Input $ / M tokens | $1.25 | — |
| Output $ / M tokens | $10 | — |
| Results tracked | 3 | 9 |
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Category by category
Coding Too close to call
GPT-5-Codex: 41.9 (#100), Hunyuan Vision 1.5: 41.2 (#119)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| WeirdML | 54.5% | — |
| LMArena Coding | — | 1419 |
Agentic & Tool Use Not comparable
GPT-5-Codex: 30.8 (#66), Hunyuan Vision 1.5: —
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| Terminal-Bench | 44.3% | — |
Reasoning GPT-5-Codex leads
GPT-5-Codex: 30.0 (#80), Hunyuan Vision 1.5: 27.8 (#96)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| Kagi LLM Benchmark | 70.3% | — |
| LMArena Hard Prompts | — | 1417 |
Multimodal Not comparable
GPT-5-Codex: —, Hunyuan Vision 1.5: 35.1 (#78)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| LMArena Vision | — | 1180 |
Multilingual Not comparable
GPT-5-Codex: —, Hunyuan Vision 1.5: 50.5 (#118)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| LMArena Non-English | — | 1383 |
Instruction Following Not comparable
GPT-5-Codex: —, Hunyuan Vision 1.5: 73.9 (#110)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| LMArena Instruction Following | — | 1398 |
Long Context Not comparable
GPT-5-Codex: —, Hunyuan Vision 1.5: 42.9 (#110)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| LMArena Longer Query | — | 1405 |
Writing & Preference Not comparable
GPT-5-Codex: —, Hunyuan Vision 1.5: 60.4 (#95)
| Benchmark | GPT-5-Codex | Hunyuan Vision 1.5 |
|---|---|---|
| LMArena Text | — | 1407 |
| LMArena Creative Writing | — | 1389 |
| LMArena Multi-Turn | — | 1423 |
Frequently asked questions
Is GPT-5-Codex better than Hunyuan Vision 1.5?
Hunyuan Vision 1.5 is the stronger model overall, scoring 42.6 to 37.3 on the Noometry Index.
Is GPT-5-Codex or Hunyuan Vision 1.5 better for coding?
They score almost the same on coding (41.9 vs 41.2); test both on your own repository before choosing.
How many benchmarks do GPT-5-Codex and Hunyuan Vision 1.5 share?
0 benchmarks have published results for both models. GPT-5-Codex has 3 scored results on Noometry and Hunyuan Vision 1.5 has 9.