Model comparison

Claude Opus 4.8 vs DeepSeek V4 Pro

Compare Claude Opus 4.8 vs DeepSeek V4 Pro API pricing: input/output token costs, cache pricing, context windows, workload estimates, and routing fit.

Claude Opus 4.8

anthropic · claude-opus-4-8

Input
$5
Output
$25
Context
1M

DeepSeek V4 Pro

deepseek · deepseek-v4-pro

Input
$1.32
Output
$3.96
Context
1M

Quick take

DeepSeek V4 Pro has the lower input price at $1.32 per 1M input tokens. DeepSeek V4 Pro is cheaper for the example blended workload below. Claude Opus 4.8 has the larger context window at 1M tokens.

Choose Claude Opus 4.8 if...

  • Claude Opus 4.8 is required if images, screenshots, or visual documents are part of the workflow.

Choose DeepSeek V4 Pro if...

  • DeepSeek V4 Pro is the better default for cost-sensitive traffic and repeated high-volume calls.
  • DeepSeek V4 Pro gives more room for long generated answers, reports, or code output.

Example workload cost

Estimates use input tokens plus 20% output tokens. They exclude provider discounts, cache hits, and tool/search surcharges.

Workload Claude Opus 4.8 DeepSeek V4 Pro Cheaper
1M input + 200K output $10.00 $2.11 DeepSeek V4 Pro
10M input + 2M output $100.00 $21.12 DeepSeek V4 Pro
100M input + 20M output $1,000.00 $211.20 DeepSeek V4 Pro

Context, output, and capability fit

Claude Opus 4.8 provides the larger context window. Check max output separately when the task needs long reports, code generation, or full-document rewrites.

Claude Opus 4.8 max output
128K
DeepSeek V4 Pro max output
384K
Claude Opus 4.8 features
prompt caching, function calling, vision
DeepSeek V4 Pro features
prompt caching, function calling

Risk notes for Claude Opus 4.8

  • High output price: cap max tokens for verbose generation workloads.

Risk notes for DeepSeek V4 Pro

  • No major capability risk is flagged in this snapshot, but provider pages should still be verified before production routing.

Routing tags

frontierpremiumreasoningcodingagentslong-contextmultimodalcache-friendlyragopen-weightlocal-open

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