Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)
In this head-to-head showdown, Kwaipilot: KAT-Coder-Pro V2.5 is more budget-friendly at $2.96/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
Auto-discovered from OpenRouter (kwaipilot/kat-coder-pro-v2.5). Preview until a second source matches.
Meta flagship open-weight 405B dense foundation model with 128k context window.
Single model data
No latency data
$2.96 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.
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 | Kwaipilot: KAT-Coder-Pro V2.5 | Llama 3.1 405B | Advantage Delta |
|---|---|---|---|
| Preference Elo | — | — | |
| Coding Elo | — | — | |
| LiveBench | — | — | |
| SWE-bench | — | — | |
| GPQA Diamond | — | — | |
| Time to first token | — | — | |
| Output speed | — | 42 tok/s | — |
| Input price | $0.74/1M | $1.25/1M | Kwaipilot: KAT-Coder-Pro V2.5 (+$0.51/1M) |
| Output price | $2.96/1M | $3.5/1M | Kwaipilot: KAT-Coder-Pro V2.5 (+$0.54/1M) |
| Context window | Kwaipilot: KAT-Coder-Pro V2.5 (+128k) |
Simulate monthly production API costs in USD (US Dollar).
Kwaipilot: KAT-Coder-Pro V2.5 is estimated to save $25.95/month ($311/year).
Need SWE-bench on both sides.
Lower output list price ($2.96/1M).
Need TTFT on both sides.
Larger window (256k).
Llama 3.1 405B is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | insufficient data | Need SWE-bench on both sides. |
| High-volume chat | Kwaipilot: KAT-Coder-Pro V2.5 | Lower output list price ($2.96/1M). |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | Kwaipilot: KAT-Coder-Pro V2.5 | Larger window (256k). |
| Screenshots / vision | Llama 3.1 405B | Llama 3.1 405B is the side marked multimodal in the catalog. |
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