API cost decision in 10 seconds

Qwen3.6 Plus vs Mercury 2

Pick Mercury 2 for lower cost; pick Qwen3.6 Plus only if the larger context window matters more.

Pricing data updated:  Prices normalized to USD per 1M tokens Sample workload: 1M input + 500K output

Budget verdict

Pick Mercury 2 for lower cost; pick Qwen3.6 Plus only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Mercury 2 is estimated at $0.62 vs $1.3 for Qwen3.6 Plus, saving $0.68 (51.9% lower).

Cost-first pickMercury 2
Context-first pickQwen3.6 Plus
Sample savings$0.6851.9%
10x traffic gap$6.75

Qwen3.6 Plus has more context, but Mercury 2 saves $0.68 on the standard workload. At 10x that traffic, the same price gap is about $6.75. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Mercury 2 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickQwen3.6 PlusMercury 2
Input-heavy / RAG5M input + 500K outputMercury 2$2.6$1.62
Balanced workload1M input + 1M outputMercury 2$2.27$1
Output-heavy chatbot1M input + 5M outputMercury 2$10.07$4
Cheaper input Mercury 2 $0.325 vs $0.25 / 1M

Mercury 2 is $0.08 cheaper per 1M input tokens (23.1% lower; 1.3x difference).

Cheaper output Mercury 2 $1.95 vs $0.75 / 1M

Mercury 2 is $1.2 cheaper per 1M output tokens (61.5% lower; 2.6x difference).

Larger context Qwen3.6 Plus 1M vs 128K

Qwen3.6 Plus has 872K more context (7.81x larger).

Sample workload Mercury 2 $1.3 vs $0.62

Mercury 2 is $0.68 cheaper on the standard workload (51.9% lower).

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Qwen3.6 Plus Calculating… Estimated API cost
Mercury 2 Calculating… Estimated API cost
Cheaper for this workload Calculating… Difference: calculating…

This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.

Quick Decision

Verdict

Mercury 2 has the lower input price; Mercury 2 has the lower output price; Qwen3.6 Plus offers the larger context window. For the 1M input plus 500K output sample, Mercury 2 is cheaper for the standard workload.

For a 1M input token plus 500K output token workload, the estimated API cost is $1.3 for Qwen3.6 Plus and $0.62 for Mercury 2.

Best Fit

Choose Qwen3.6 Plus when you care most about larger context window.

Choose Mercury 2 when you care most about lower input-token price, and lower output-token price.

Decision Notes
  • On the standard 1M input plus 500K output workload, Mercury 2 is estimated at $0.62 vs $1.3 for Qwen3.6 Plus, saving $0.68 (51.9% lower).
  • Mercury 2 is $0.68 cheaper on the standard workload (51.9% lower).
  • Mercury 2 is $0.08 cheaper per 1M input tokens (23.1% lower; 1.3x difference).
  • Mercury 2 is $1.2 cheaper per 1M output tokens (61.5% lower; 2.6x difference).
  • Qwen3.6 Plus has 872K more context (7.81x larger).
Head-to-Head Specs
FeatureQwen3.6 Plus
(Qwen)
Mercury 2
(Inception)
Input Price
prompt tokens per 1M
$0.325$0.25
Completion Price
per 1M tokens
$1.95$0.75
Sample Workload Cost
1M input + 500K output
$1.3$0.62
Context Window1M128K
Release Date

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionMercury 2On the standard 1M input plus 500K output workload, Mercury 2 is estimated at $0.62 vs $1.3 for Qwen3.6 Plus, saving $0.68 (51.9% lower).
High-volume input processingMercury 2Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill.
Long responses and chatbotsMercury 2Lower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workQwen3.6 PlusA larger context window leaves more room for retrieved passages, conversation history, or source files.

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