Model comparison

Claude Sonnet 4.6 vs Qwen3.6 Plus

Compare Claude Sonnet 4.6 vs Qwen3.6 Plus API pricing: input/output token costs, cache pricing, context windows, workload estimates, and routing fit.

Claude Sonnet 4.6

anthropic · claude-sonnet-4-6

Input
$3
Output
$15
Context
1M

Qwen3.6 Plus

openrouter · openrouter/qwen/qwen3.6-plus

Input
$0.325
Output
$1.95
Context
1M

Quick take

Qwen3.6 Plus has the lower input price at $0.325 per 1M input tokens. Qwen3.6 Plus is cheaper for the example blended workload below. Claude Sonnet 4.6 has the larger context window at 1M tokens.

Choose Claude Sonnet 4.6 if...

  • Claude Sonnet 4.6 is stronger when the same large prompt or document is reused because it supports prompt caching.

Choose Qwen3.6 Plus if...

  • Qwen3.6 Plus is the better default for cost-sensitive traffic and repeated high-volume calls.
  • Qwen3.6 Plus 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 Sonnet 4.6 Qwen3.6 Plus Cheaper
1M input + 200K output $6.00 $0.72 Qwen3.6 Plus
10M input + 2M output $60.00 $7.15 Qwen3.6 Plus
100M input + 20M output $600.00 $71.50 Qwen3.6 Plus

Context, output, and capability fit

Claude Sonnet 4.6 provides the larger context window. Check max output separately when the task needs long reports, code generation, or full-document rewrites.

Claude Sonnet 4.6 max output
64K
Qwen3.6 Plus max output
65.5K
Claude Sonnet 4.6 features
prompt caching, function calling, vision
Qwen3.6 Plus features
function calling, vision

Risk notes for Claude Sonnet 4.6

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

Risk notes for Qwen3.6 Plus

  • No prompt caching in this snapshot: repeated long-context calls may be more expensive.

Routing tags

frontierreasoningcodingagentsenterprise-ragcache-friendlyragopen-weightbudgetlocal-open

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