Compare / head-to-head
Command R+vsGPT-5.1
GPT-5.1 leads 1 of 1 shared benchmark. GPT-5.1 is 1.1x cheaper per token. GPT-5.1 has the larger context window (400K tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0 – 1
GPT-5.1 leads
Cheaper per token
GPT-5.1
1.1x cheaper, input + output
Larger context
GPT-5.1
400K tokens
Provider uptime (30d)
100% · 94.2446%
Cohere · OpenAI
Command R+
Cohere · released 2024-08-30
text
Quality
Benchmark matrix
1 shared · 0 only Command R+ · 5 only GPT-5.1| Benchmark | Command R+ | GPT-5.1 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 1 | ||||
| LMArena Elo | 1203.7 ↗ | 1422.6 ↗ | -218.9 | GPT-5.1 |
| Only Command R+ reports · 0 | ||||
| Command R+ reports nothing GPT-5.1 does not. | ||||
| Only GPT-5.1 reports · 5 | ||||
| GPQA Diamond | not reported | 87.6% ↗epoch | — | — |
| AIME 2025 | not reported | 94.2% ↗matharena ⚠ | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | not reported | 88.6% ↗epoch | — | — |
| SimpleQA Verified | not reported | 48% ↗epoch | — | — |
| SWE-bench Verified (Epoch AI run) | not reported | 68% ↗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 GPT-5.1 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+ | GPT-5.1 | Edge |
|---|---|---|---|
| Context window | 128K tokens | 400K tokens | GPT-5.1 |
| Max output | 4K tokens | 128K tokens | GPT-5.1 |
| Input price / 1M | $2.5 ↗ | $1.25 ↗ | GPT-5.1 |
| Output price / 1M | $10 ↗ | $10 ↗ | Tie |
| Cached input / 1M | — | $0.125 ↗ | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $12.5 | $11.25 | GPT-5.1 |
| Modalities | text | text · vision | GPT-5.1 |
| Released | 2024-08-30 | 2025-11-13 | — |
| 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
GPT-5.1 vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Command R+ and GPT-5.1 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.