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Find source-linked rates by model, vendor, or platform.

Side-by-side · API pricing

DeepSeek V4 Pro vs Claude Opus 5.5

DeepSeek V4 Pro's stored input rate is 84% lower than Claude Opus 5.5's ($0.66 vs $4.00 per 1M Tokens; matched scope: 1M Tokens · global · llm). DeepSeek V4 Pro's stored output rate is 90% lower than Claude Opus 5.5's ($1.98 vs $20.00 per 1M Tokens; matched scope: 1M Tokens · global · llm).

DeepSeek · Anthropic · Only like-for-like stored records are compared; verify current terms at a linked source where available.

Model A

DeepSeek V4 Pro

DeepSeek

Input / 1M Tokens
$0.66
Output / 1M Tokens
$1.98
Region
global
Modality
llm
Context window
1,000,000
Stored price records
2
Full DeepSeek V4 Pro pricing →
Model B

Claude Opus 5.5

Anthropic

Input / 1M Tokens
$4.00
Output / 1M Tokens
$20.00
Region
global
Modality
llm
Context window
1,000,000
Stored price records
2
Full Claude Opus 5.5 pricing →

Per-platform pricing

Each row retains its own currency, unit, region, and source status. Rates with different scopes are not ranked against each other.

DeepSeek V4 Pro
  • officialInput / 1M Tokens: $0.66 · Output / 1M Tokens: $1.98
    USD · 1M Tokens · global · llmSource
  • openrouterInput / 1M Tokens: $0.21 · Output / 1M Tokens: $0.42
    USD · 1M Tokens · global · llmSource
Claude Opus 5.5
  • openrouterInput / 1M Tokens: $4.00 · Output / 1M Tokens: $20.00
    USD · 1M Tokens · global · llmSource
  • officialInput / 1M Tokens: $4.00 · Output / 1M Tokens: $20.00
    USD · 1M Tokens · global · llmSource

Frequently asked questions

Which is cheaper, DeepSeek V4 Pro or Claude Opus 5.5?
DeepSeek V4 Pro's stored input rate is 84% lower than Claude Opus 5.5's ($0.66 vs $4.00 per 1M Tokens; matched scope: 1M Tokens · global · llm). DeepSeek V4 Pro's stored output rate is 90% lower than Claude Opus 5.5's ($1.98 vs $20.00 per 1M Tokens; matched scope: 1M Tokens · global · llm).
Where does this comparison data come from?
This page uses stored price records. A provider or platform source is linked where the record contains one; records without a source link are explicitly marked. Record timestamps show database updates, not independent verification.
What does this comparison include?
It compares a price field only when both records have the same currency, billing unit, region, and modality. It does not normalize taxes, volume discounts, availability, latency, quality, or provider-specific terms.

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DeepSeek DeepSeek V4 Pro vs Anthropic Claude Opus 5.5 — Pricing & API Comparison