Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, Claude Opus 4.5 delivers higher overall intelligence and human-preferred responses (Elo 1,568 vs 1,360), while Claude Opus 4.5 leads in SWE-bench software engineering benchmarks (76.8%), while Doubao Lite 1.5 is more budget-friendly at $0.1/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
10 direct benchmark disciplines evaluated across capability, speed, and cost
Anthropic frontier coding and computer-use model. SWE-bench leader on the official mini-SWE-agent harness in the Feb 2026 refresh.
ByteDance high-speed lightweight model priced at sub-cent levels.
Currently comparing Claude Opus 4.5 vs Doubao Lite 1.5. Alternative family tiers available.
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 208 Arena Elo pts
180 tok/s
$0.1 / 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 | Claude Opus 4.5 | Doubao Lite 1.5 | Advantage Delta |
|---|---|---|---|
| Preference Elo | +208 | ||
| Coding Elo | +254 | ||
| LiveBench | +17.2% | ||
| SWE-bench | +30.8% | ||
| GPQA Diamond | +19.9% | ||
| Time to first token | +270 ms | ||
| Output speed | 62 tok/s | 180 tok/s | +118 tok/s |
| Input price | $0.04/1M | +$14.96/1M | |
| Output price | $0.1/1M | +$74.9/1M | |
| Context window | +167k |
Simulate monthly production API costs in USD (US Dollar).
Doubao Lite 1.5 is estimated to save $1,647.10/month ($19,765/year).
Higher SWE-bench (76.8%).
Lower output list price ($0.1/1M).
Lower TTFT (110 ms).
Larger window (200k).
Claude Opus 4.5 is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Claude Opus 4.5 | Higher SWE-bench (76.8%). |
| High-volume chat | Doubao Lite 1.5 | Lower output list price ($0.1/1M). |
| Voice / low-latency UI | Doubao Lite 1.5 | Lower TTFT (110 ms). |
| Long-document RAG | Claude Opus 4.5 | Larger window (200k). |
| Screenshots / vision | Claude Opus 4.5 | Claude Opus 4.5 is the side marked multimodal in the catalog. |
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