API cost decision in 10 seconds

Qwen3.6 Flash vs 🔥GPT-5.4

Pick Qwen3.6 Flash for lower cost; pick GPT-5.4 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 Qwen3.6 Flash for lower cost; pick GPT-5.4 only if the larger context window matters more.

On the standard 1M input plus 500K output workload, Qwen3.6 Flash is estimated at $0.75 vs $10 for GPT-5.4, saving $9.25 (92.5% lower).

Cost-first pickQwen3.6 Flash
Context-first pickGPT-5.4
Sample savings$9.2592.5%
10x traffic gap$92.5

GPT-5.4 has more context, but Qwen3.6 Flash saves $9.25 on the standard workload. At 10x that traffic, the same price gap is about $92.5. Use the calculator below to replace the sample workload with your own token volume.

Cost sensitivity

Workload Sensitivity

Same prices, different token mixes.

Qwen3.6 Flash stays cheaper across input-heavy, balanced, and output-heavy sample workloads.

Workload shapeToken mixBetter pickQwen3.6 FlashGPT-5.4
Input-heavy / RAG 5M input + 500K output Qwen3.6 Flash $1.5 $20
Balanced workload 1M input + 1M output Qwen3.6 Flash $1.31 $17.5
Output-heavy chatbot 1M input + 5M output Qwen3.6 Flash $5.81 $77.5
Cheaper inputQwen3.6 Flash$0.19 vs $2.5 / 1M
Cheaper outputQwen3.6 Flash$1.13 vs $15 / 1M
Larger contextGPT-5.41M vs 1.05M
Sample workloadQwen3.6 Flash$0.75 vs $10

Estimate your workload cost

Your Workload Cost

Prices are normalized to USD per 1M tokens.
Qwen3.6 FlashCalculating…Estimated API cost
GPT-5.4Calculating…Estimated API cost
Cheaper for this workloadCalculating…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

Qwen3.6 Flash has the lower input price, Qwen3.6 Flash has the lower output price, and GPT-5.4 offers the larger context window.

For a 1M input token plus 500K output token workload, the estimated API cost is $0.75 for Qwen3.6 Flash and $10 for GPT-5.4.

Best Fit

Choose Qwen3.6 Flash when you care most about lower input-token price, and lower output-token price.

Choose GPT-5.4 when you care most about larger context window.

Head-to-Head Specs
FeatureQwen3.6 Flash
(Qwen)		🔥GPT-5.4
(OpenAI)
Input Price
prompt tokens per 1M		$0.19$2.5
Completion Price
per 1M tokens		$1.13$15
Sample Workload Cost
1M input + 500K output		$0.75$10
Context Window1M1.05M
Release Date2026-04-272026-03-05
Popularity#19
Qwen3.6 Flash

Qwen3.6 Flash is a fast, efficient language model from Alibaba's Qwen 3.6 series. It supports text, image, and video input with a 1M token context window. Tiered pricing kicks in...

GPT-5.4

GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for...

Use-Case Decision Matrix

Use caseBetter pickWhy
Budget-constrained productionQwen3.6 FlashOn the standard 1M input plus 500K output workload, Qwen3.6 Flash is estimated at $0.75 vs $10 for GPT-5.4, saving $9.25 (92.5% lower).
High-volume input processingQwen3.6 FlashLower prompt-token price matters most when prompts or retrieved passages dominate the bill.
Long responses and chatbotsQwen3.6 FlashLower output-token price matters most when assistants generate many completion tokens.
RAG or long-document workGPT-5.4A larger context window leaves more room for retrieved passages and source files.