Pairwise benchmark snapshot · Aug 17, 2026
In this head-to-head showdown, Grok 4 delivers higher overall intelligence and human-preferred responses (Elo 1,488 vs 1,475), while Z.ai: GLM 5V Turbo leads in SWE-bench software engineering benchmarks (65.2%), while Z.ai: GLM 5V Turbo is more budget-friendly at $4/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
Auto-discovered from OpenRouter (z-ai/glm-5v-turbo). Preview until a second source matches.
Δ 13 Arena Elo pts
112 tok/s
$4 / 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 | Z.ai: GLM 5V Turbo | Grok 4 | Advantage Delta |
|---|---|---|---|
| Preference Elo | Grok 4 (+13) | ||
| Coding Elo | — | — | |
| LiveBench | Grok 4 (+0.3%) | ||
| SWE-bench | Z.ai: GLM 5V Turbo (+6.6%) | ||
| GPQA Diamond | Grok 4 (+1.6%) | ||
| Time to first token | Z.ai: GLM 5V Turbo (+50 ms) | ||
| Output speed | 112 tok/s | 98 tok/s | Z.ai: GLM 5V Turbo (+14 tok/s) |
| Input price | $1.2/1M | Z.ai: GLM 5V Turbo (+$1.8/1M) | |
| Output price | Z.ai: GLM 5V Turbo (+$11/1M) | ||
| Context window | Grok 4 (+53k) |
Simulate monthly production API costs in USD (US Dollar).
Z.ai: GLM 5V Turbo is estimated to save $228.00/month ($2,736/year).
Higher SWE-bench (65.2%).
Lower output list price ($4/1M).
Lower TTFT (180 ms).
Larger window (256k).
Both accept images. Defaulting to the higher-Elo side (Grok 4).
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | Z.ai: GLM 5V Turbo | Higher SWE-bench (65.2%). |
| High-volume chat | Z.ai: GLM 5V Turbo | Lower output list price ($4/1M). |
| Voice / low-latency UI | Z.ai: GLM 5V Turbo | Lower TTFT (180 ms). |
| Long-document RAG | Grok 4 | Larger window (256k). |
| Screenshots / vision | Grok 4 | Both accept images. Defaulting to the higher-Elo side (Grok 4). |
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Verified head-to-head card
