gpt-oss-120b vs Qwen3.8 Omni Flash

Price, context window & benchmark comparison

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gpt-oss-120b

OpenAI
$0.15 / $0.60
Input / Output · per 1M tokens
VS
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Qwen3.8 Omni Flash

Qwen (Alibaba)
$0.15 / $0.47
Input / Output · per 1M tokens
Compare different models
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Verdict: Qwen3.8 Omni Flash is 12% cheaper than gpt-oss-120b on a typical 3:1 input/output mix. Qwen3.8 Omni Flash has the larger context window (1M vs 131K).
gpt-oss-120bQwen3.8 Omni Flash
Input price / 1M$0.15$0.15
Output price / 1M$0.60$0.47
Blended price (3:1)$0.26$0.23
Cached input / 1M$0.075$0.016
Context window131K1M
Max output66K131K
Intelligence index11.6—
Coding index30.4—
Providers—1
Best provider uptime (30m)—100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2025-08-052026-09-21
Retirement——

Cost calculator

FAQ

Which is cheaper, gpt-oss-120b or Qwen3.8 Omni Flash?

Qwen3.8 Omni Flash is 12% cheaper than gpt-oss-120b on a typical 3:1 input/output mix.

gpt-oss-120b vs Qwen3.8 Omni Flash: which has a bigger context window?

gpt-oss-120b: 131,072 tokens. Qwen3.8 Omni Flash: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: gpt-oss-120b ≈ $600.00, Qwen3.8 Omni Flash ≈ $535.00.

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