token.app › Compare › DeepSeek V4 Pro 0423 vs Mercury 3

DeepSeek V4 Pro 0423 vs Mercury 3

Mercury 3 is 3.4× cheaper per token on a blended 3:1 basis. DeepSeek V4 Pro 0423 accepts the larger context window (1.0M).

Head to head
Blended price uses a 3:1 input:output mix
DeepSeek V4 Pro 0423Mercury 3
ProviderDeepSeekInception
Input $/1M$0.448$0.100
Output $/1M$0.896$0.350
Blended $/1M$0.560$0.163
Context window1.0M1M
Max output384K131K
ReleasedApr 2026Oct 2026
LicenceOpen weightsProprietary
Choose DeepSeek V4 Pro 0423 if…
  • Larger context window (1.0M)
  • Open weights — self-hostable
Choose Mercury 3 if…
  • Costs less per token — $0.163 vs $0.560 blended
  • Newer model (released Oct 2026)
FAQ
Which is better, DeepSeek V4 Pro 0423 or Mercury 3?
We do not hold independently-run benchmark scores covering both DeepSeek V4 Pro 0423 and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is DeepSeek V4 Pro 0423 cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $0.560 per million tokens blended at 3:1 input:output. Input alone: $0.448 vs $0.100. Output alone: $0.896 vs $0.350.
What context windows do DeepSeek V4 Pro 0423 and Mercury 3 have?
DeepSeek V4 Pro 0423: 1,048,576 tokens. Mercury 3: 1,000,000 tokens.
Who makes DeepSeek V4 Pro 0423 and Mercury 3?
DeepSeek V4 Pro 0423 is made by DeepSeek. Mercury 3 is made by Inception.
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