Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, DeepSeek Coder V2 delivers higher overall intelligence and human-preferred responses (Elo 1,365 vs 1,272), while DeepSeek Coder V2 leads in SWE-bench software engineering benchmarks (60.5%), while DeepSeek Coder V2 is more budget-friendly at $0.28/1M per 1M output tokens, while GPT-4o mini provides faster response streaming (160 tok/s). Review the complete breakdown below to determine which model best fits your performance and budget requirements.
8 direct benchmark disciplines evaluated across capability, speed, and cost
DeepSeek open-weight Mixture-of-Experts coding model supporting 338 programming languages and 128k context.
Legacy small OpenAI model. Useful as a cheap baseline.
Δ 93 Arena Elo pts
160 tok/s
$0.28 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Comparing top Western standard models with China's leading frontier rival across 6 skill dimensions. Tap any spoke or dot to inspect.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | DeepSeek Coder V2 | GPT-4o mini | Advantage Delta |
|---|---|---|---|
| Preference Elo | +93 | ||
| Coding Elo | — | — | |
| LiveBench | +10.5% | ||
| SWE-bench | +19.3% | ||
| GPQA Diamond | +10.1% | ||
| Time to first token | +160 ms | ||
| Output speed | 75 tok/s | 160 tok/s | +85 tok/s |
| Input price | $0.14/1M | $0.15/1M | +$0.01/1M |
| Output price | $0.28/1M | $0.6/1M | +$0.32/1M |
| Context window | — |
Simulate monthly production API costs in USD (US Dollar).
DeepSeek Coder V2 is estimated to save $5.15/month ($62/year).
Higher SWE-bench (60.5%).
Lower output list price ($0.28/1M).
Lower TTFT (130 ms).
Larger window (128k).
GPT-4o mini is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | DeepSeek Coder V2 | Higher SWE-bench (60.5%). |
| High-volume chat | DeepSeek Coder V2 | Lower output list price ($0.28/1M). |
| Voice / low-latency UI | GPT-4o mini | Lower TTFT (130 ms). |
| Long-document RAG | DeepSeek Coder V2 | Larger window (128k). |
| Screenshots / vision | GPT-4o mini | GPT-4o mini is the side marked multimodal in the catalog. |
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