Model comparison

Gemini 3.1 Pro Preview vs Qwen3.6 Plus

Compare Gemini 3.1 Pro Preview vs Qwen3.6 Plus API pricing: input/output token costs, cache pricing, context windows, workload estimates, and routing fit.

Gemini 3.1 Pro Preview

gemini · gemini/gemini-3.1-pro-preview

Input
$2
Output
$12
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. Gemini 3.1 Pro Preview has the larger context window at 1M tokens.

Choose Gemini 3.1 Pro Preview if...

  • Gemini 3.1 Pro Preview is safer for long documents, repository analysis, and RAG prompts because it has the larger context window.
  • Gemini 3.1 Pro Preview 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.

Example workload cost

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

Workload Gemini 3.1 Pro Preview Qwen3.6 Plus Cheaper
1M input + 200K output $4.40 $0.72 Qwen3.6 Plus
10M input + 2M output $44.00 $7.15 Qwen3.6 Plus
100M input + 20M output $440.00 $71.50 Qwen3.6 Plus

Context, output, and capability fit

Gemini 3.1 Pro Preview provides the larger context window. Check max output separately when the task needs long reports, code generation, or full-document rewrites.

Gemini 3.1 Pro Preview max output
65.5K
Qwen3.6 Plus max output
65.5K
Gemini 3.1 Pro Preview features
prompt caching, function calling, vision
Qwen3.6 Plus features
function calling, vision

Risk notes for Gemini 3.1 Pro Preview

  • Preview or beta model: verify availability and pricing before production rollout.

Risk notes for Qwen3.6 Plus

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

Routing tags

frontierpreviewreasoninglong-contextmultimodalenterprise-ragragcodingopen-weightbudgetlocal-open

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