Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, Doubao Pro 1.5 delivers higher overall intelligence and human-preferred responses (Elo 1,470 vs 1,224), while Doubao Pro 1.5 leads in SWE-bench software engineering benchmarks (62.1%), while Doubao Pro 1.5 is more budget-friendly at $0.28/1M per 1M output tokens, while Claude 3.5 Haiku provides faster response streaming (140 tok/s). Review the complete breakdown below to determine which model best fits your performance and budget requirements.
9 direct benchmark disciplines evaluated across capability, speed, and cost
Previous cheap Claude. Haiku 4.5 is the current $1/$5 SKU.
ByteDance flagship enterprise model with ultra-low token cost and 128k context.
Δ 246 Arena Elo pts
140 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 | Claude 3.5 Haiku | Doubao Pro 1.5 | Advantage Delta |
|---|---|---|---|
| Preference Elo | +246 | ||
| Coding Elo | — | — | |
| LiveBench | +19.2% | ||
| SWE-bench | +25.9% | ||
| GPQA Diamond | +23.4% | ||
| Time to first token | +80 ms | ||
| Output speed | 140 tok/s | 105 tok/s | +35 tok/s |
| Input price | $0.8/1M | $0.11/1M | +$0.69/1M |
| Output price | $0.28/1M | +$3.72/1M | |
| Context window | +72k |
Simulate monthly production API costs in USD (US Dollar).
Doubao Pro 1.5 is estimated to save $79.95/month ($959/year).
Higher SWE-bench (62.1%).
Lower output list price ($0.28/1M).
Lower TTFT (110 ms).
Larger window (200k).
Both accept images. Defaulting to the higher-Elo side (Doubao Pro 1.5).
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Doubao Pro 1.5 | Higher SWE-bench (62.1%). |
| High-volume chat | Doubao Pro 1.5 | Lower output list price ($0.28/1M). |
| Voice / low-latency UI | Claude 3.5 Haiku | Lower TTFT (110 ms). |
| Long-document RAG | Claude 3.5 Haiku | Larger window (200k). |
| Screenshots / vision | Doubao Pro 1.5 | Both accept images. Defaulting to the higher-Elo side (Doubao Pro 1.5). |
No comments posted on this matchup yet. Be the first to share an evaluation note!
Dynamic OpenGraph banner generated at /compare/claude-3-5-haiku-vs-doubao-1-5-pro-128k/opengraph-image
Verified Head-to-Head Telemetry