Compare · ModelsLive · 2 picked · head to head

DeepSeek V4 Flash vs Grok 4.20

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Not enough overlapping benchmarks to declare a winner yet · DeepSeek V4 Flash · Grok 4.20 are still filling in scores.

Hype vs Reality
DeepSeek V4 Flash
#31 by perf·no signal
QUIET
Grok 4.20
#35 by perf·no signal
QUIET
Best value
15.1x better value than Grok 4.20
DeepSeek V4 Flash
533.3 pts/$
$0.13/M
Grok 4.20
35.3 pts/$
$1.88/M
Vendor risk
One or more vendors flagged
DeepSeek logo
DeepSeek
$3.4B·Tier 1
Higher risk
xAI logo
xAI
$250.0B·Tier 1
Medium risk
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
DeepSeek logoDeepSeek V4 Flash$0.08$0.171.0M tokens (~524 books)$1.05
xAI logoGrok 4.20$1.25$2.502.0M tokens (~1,000 books)$15.63