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GPT-5.4 Mini vs Qwen3.5 Plus 2026-02-15
List-price comparison · GPT-5.4 Mini details · Qwen3.5 Plus 2026-02-15 details
For a typical workload (100,000 requests / mo), Qwen3.5 Plus 2026-02-15 costs 65% less — $93.60/mo vs $270.00/mo.
| GPT-5.4 Mini | Qwen3.5 Plus 2026-02-15 | |
|---|---|---|
| Input / 1M tokens | $0.750 | $0.260 |
| Output / 1M tokens | $4.50 | $1.56 |
| Typical request (1,200 in + 400 out) | $0.0027 | $0.0009 |
| Context window | 400k tokens | 1M tokens |
| Max output | 128k tokens | 65,536 tokens |
| Tier | Balanced | Balanced |
| Provider | OpenAI | Qwen |
Projected monthly cost
1,000 requests / month$2.70 vs $0.93610,000 requests / month$27.00 vs $9.36100,000 requests / month$270.00 vs $93.60
Rows open both models in the calculator — adjust volume and token counts there.
GPT-5.4 Mini
Good default for everyday chat, summarization, and lightweight agent steps where GPT-5.4-level reasoning isn't required.
Quality gap widens on long, multi-hop reasoning tasks — needs careful prompt design to avoid silent failures on edge cases.
Qwen3.5 Plus 2026-02-15
Auto-synced from OpenRouter — no editorial write-up yet.
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Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.