DeepSeek R1 vs Grok 4.3
How DeepSeek R1 (DeepSeek) and Grok 4.3 (xAI) compare on price and capabilities — and how to use either on anyAInow without a subscription.
DeepSeek R1
Reasoning
Grok 4.3
Flagship
Provider
DeepSeek
xAI
Best for
Reasoning
Flagship
Reads images
No
Yes
GPQA Diamond
81.3%
90.1%
AA Coding Index
—
42.2%
MMLU-Pro
84.9%
—
Price
from $10 / 1M
from $10 / 1M
Subscription
None
None
Benchmark source: artificialanalysis.ai, as of 13 Aug 2026. Higher is better; figures are publisher-reported where not independently verified.
DeepSeek R1 or Grok 4.3?
DeepSeek R1 is a reasoning-tier model, while Grok 4.3 is flagship-tier. Grok 4.3 can also read image inputs, while DeepSeek R1 is text-only. On the GPQA Diamond reasoning benchmark, Grok 4.3 leads 90.1% to 81.3%. On anyAInow you can use either — or run both side by side to see which answers your prompts better — pay-as-you-go with no subscription.