Compare / head-to-head
Command R+vsGrok 4.5
Grok 4.5 leads 1 of 1 shared benchmark. Grok 4.5 is 1.6x cheaper per token. Grok 4.5 has the larger context window (500K tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0 – 1
Grok 4.5 leads
Cheaper per token
Grok 4.5
1.6x cheaper, input + output
Larger context
Grok 4.5
500K tokens
Provider uptime (30d)
100% · —
Cohere · xAI
Command R+
Cohere · released 2024-08-30
text
Quality
Benchmark matrix
1 shared · 0 only Command R+ · 5 only Grok 4.5| Benchmark | Command R+ | Grok 4.5 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 1 | ||||
| LMArena Elo | 1203.7 ↗ | 1450.1 ↗ | -246.4 | Grok 4.5 |
| Only Command R+ reports · 0 | ||||
| Command R+ reports nothing Grok 4.5 does not. | ||||
| Only Grok 4.5 reports · 5 | ||||
| GPQA Diamond | not reported | 93.4% ↗epoch | — | — |
| FrontierMath Tier 4 v2 (Epoch AI run) | not reported | 24.4% ↗epoch | — | — |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | not reported | 57.2% ↗epoch | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | not reported | 97.8% ↗epoch | — | — |
| SimpleQA Verified | not reported | 48.3% ↗epoch | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Command R+ minus Grok 4.5 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Command R+ | Grok 4.5 | Edge |
|---|---|---|---|
| Context window | 128K tokens | 500K tokens | Grok 4.5 |
| Max output | 4K tokens | — | — |
| Input price / 1M | $2.5 ↗ | $2 ↗ | Grok 4.5 |
| Output price / 1M | $10 ↗ | $6 ↗ | Grok 4.5 |
| Cached input / 1M | — | $0.3 ↗ | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $12.5 | $8 | Grok 4.5 |
| Modalities | text | text · vision | Grok 4.5 |
| Released | 2024-08-30 | 2026-07-08 | — |
| Cited benchmark scores | 1 | 6 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
Command R+ vs …
Models sharing the most benchmarksMore matchups
Grok 4.5 vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
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