Qwen3.8 Max (0902) vs Seed 2.1 Turbo

Price, context window & benchmark comparison

Q

Qwen3.8 Max (0902)

Qwen (Alibaba)
$2.00 / $6.00
Input / Output · per 1M tokens
VS
B

Seed 2.1 Turbo

ByteDance Seed
$0.50 / $2.50
Input / Output · per 1M tokens
Compare different models
Q
B
Verdict: Seed 2.1 Turbo is 3.0× cheaper than Qwen3.8 Max (0902) on a typical 3:1 input/output mix. Qwen3.8 Max (0902) has the larger context window (1M vs 262K).
Qwen3.8 Max (0902)Seed 2.1 Turbo
Input price / 1M$2.00$0.50
Output price / 1M$6.00$2.50
Blended price (3:1)$3.00$1.00
Cached input / 1M$0.25
Context window1M262K
Max output131K236K
Intelligence index45.4
Coding index76.2
Providers11
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-032026-08-12
Retirement

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FAQ

Which is cheaper, Qwen3.8 Max (0902) or Seed 2.1 Turbo?

Seed 2.1 Turbo is 3.0× cheaper than Qwen3.8 Max (0902) on a typical 3:1 input/output mix.

Qwen3.8 Max (0902) vs Seed 2.1 Turbo: which has a bigger context window?

Qwen3.8 Max (0902): 1,000,000 tokens. Seed 2.1 Turbo: 262,144 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Qwen3.8 Max (0902) ≈ $7,000, Seed 2.1 Turbo ≈ $2,250.

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