Pairwise benchmark snapshot · Aug 17, 2026
In this head-to-head showdown, OpenAI: o1 delivers higher overall intelligence and human-preferred responses (Elo 1,512 vs 1,450), while Ernie 4.5 Turbo leads in SWE-bench software engineering benchmarks (57%), while Ernie 4.5 Turbo is more budget-friendly at $1.2/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
10 benchmarks evaluated across capability, speed, and cost
Baidu current multimodal enterprise foundation model with broad Chinese knowledge.
Auto-discovered from OpenRouter (openai/o1). Preview until a second source matches.
Simulate accuracy gains vs added response time & token cost
Reasoning models “think before answering” by generating internal reasoning tokens. Higher effort improves math, coding, and logic accuracy, but increases response delay and token costs.
Δ 62 Arena Elo pts
95 tok/s
$1.2 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Comparing top standard models across 6 key capability 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 | Ernie 4.5 Turbo | OpenAI: o1 | Advantage Delta |
|---|---|---|---|
| Preference Elo | +62 | ||
| Coding Elo | +50 | ||
| LiveBench | +4.4% | ||
| SWE-bench | +8.1% | ||
| GPQA Diamond | +3.5% | ||
| Time to first token | +220 ms | ||
| Output speed | 95 tok/s | 45 tok/s | +50 tok/s |
| Input price | $0.3/1M | +$14.7/1M | |
| Output price | $1.2/1M | +$58.8/1M | |
| Context window | +72k |
Simulate monthly production API costs in USD (US Dollar).
Ernie 4.5 Turbo is estimated to save $1,396.50/month ($16,758/year).
Higher SWE-bench (57%).
Lower output list price ($1.2/1M).
Lower TTFT (200 ms).
Larger window (200k).
Both accept images. Defaulting to the higher-Elo side (OpenAI: o1).
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Ernie 4.5 Turbo | Higher SWE-bench (57%). |
| High-volume chat | Ernie 4.5 Turbo | Lower output list price ($1.2/1M). |
| Voice / low-latency UI | Ernie 4.5 Turbo | Lower TTFT (200 ms). |
| Long-document RAG | OpenAI: o1 | Larger window (200k). |
| Screenshots / vision | OpenAI: o1 | Both accept images. Defaulting to the higher-Elo side (OpenAI: o1). |
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