Pairwise benchmark snapshot · Aug 1, 2026
In this head-to-head showdown, Kimi Chat 1.5 delivers higher overall intelligence and human-preferred responses (Elo 1,420 vs 1,224), while Kimi Chat 1.5 leads in SWE-bench software engineering benchmarks (51%), while Kimi Chat 1.5 is more budget-friendly at $0.8/1M 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.
Moonshot ultra-long context model supporting up to 2 million tokens per request.
Δ 196 Arena Elo pts
140 tok/s
$0.8 / 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 | Kimi Chat 1.5 | Advantage Delta |
|---|---|---|---|
| Preference Elo | +196 | ||
| Coding Elo | — | — | |
| LiveBench | +13.2% | ||
| SWE-bench | +14.8% | ||
| GPQA Diamond | +17.4% | ||
| Time to first token | +100 ms | ||
| Output speed | 140 tok/s | 95 tok/s | +45 tok/s |
| Input price | $0.8/1M | $0.2/1M | +$0.6/1M |
| Output price | $0.8/1M | +$3.2/1M | |
| Context window | +1.8M |
Simulate monthly production API costs in USD (US Dollar).
Kimi Chat 1.5 is estimated to save $69.00/month ($828/year).
Higher SWE-bench (51%).
Lower output list price ($0.8/1M).
Lower TTFT (110 ms).
Larger window (2M).
Claude 3.5 Haiku is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Kimi Chat 1.5 | Higher SWE-bench (51%). |
| High-volume chat | Kimi Chat 1.5 | Lower output list price ($0.8/1M). |
| Voice / low-latency UI | Claude 3.5 Haiku | Lower TTFT (110 ms). |
| Long-document RAG | Kimi Chat 1.5 | Larger window (2M). |
| Screenshots / vision | Claude 3.5 Haiku | Claude 3.5 Haiku is the side marked multimodal in the catalog. |
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Verified Head-to-Head Telemetry
