Gemini 2.5 Flash Preview (thinking)vsQwen3.5 Plus 2026-04-20
Gemini 2.5 Flash Preview (thinking) is cheaper than Qwen3.5 Plus 2026-04-20 at $0.175/M vs $0.4/M input tokens.
| Spec | Gemini 2.5 Flash Preview (thinking) | Qwen3.5 Plus 2026-04-20 |
|---|---|---|
| Input price | $0.175/M tokens | $0.4/M tokens |
| Output price | $3.5/M tokens | $2.4/M tokens |
| Context window | 1.0M tokens | 1.0M tokens |
| Released | Apr 2025 | Apr 2026 |
Our Verdict
Qwen3.5 Plus 2026-04-20
Gemini 2.5 Flash Preview (thinking)Runner-up
Not enough votes to call it. On the specs, Qwen3.5 Plus 2026-04-20 has the edge: bigger model tier, newer.
Too close to call
API pricing
Cost per 1M tokens
Gemini 2.5 Flash Preview (thinking)
Input
$0.17
2.3× cheaper
Output
$3.50
Qwen3.5 Plus 2026-04-20
Input
$0.40
Output
$2.40
1.5× cheaper
Gemini 2.5 Flash Preview (thinking) wins input (2.3× cheaper)·Qwen3.5 Plus 2026-04-20 wins output (1.5× cheaper)
Writing DNA
Style Comparison
Similarity
40%
Qwen3.5 Plus 2026-04-20 uses 153.4x more emoji
Gemini 2.5 Flash Preview (thinking)
Qwen3.5 Plus 2026-04-20
53%Vocabulary59%
14wSentence Length15w
0.38Hedging0.28
4.4Bold4.4
4.1Lists2.5
0.00Emoji1.53
0.00Headings0.76
0.24Transitions0.04
Based on 7 + 27 text responses
Research
What we learned reading every model
FAQ
Common questions
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