GPT-6 Luna Pro vs Qwen3.8 Flash

Price, context window & benchmark comparison

GPT-6 Luna Pro

OpenAI

$0.10 / $0.50

Input / Output · per 1M tokens

Qwen3.8 Flash

Qwen (Alibaba)

$0.15 / $0.47

Input / Output · per 1M tokens

Compare different models

Verdict: GPT-6 Luna Pro is 13% cheaper than Qwen3.8 Flash on a typical 3:1 input/output mix. GPT-6 Luna Pro has the larger context window (1.1M vs 1M).

	GPT-6 Luna Pro	Qwen3.8 Flash
Input price / 1M	$0.10	$0.15
Output price / 1M	$0.50	$0.47
Blended price (3:1)	$0.20	$0.23
Cached input / 1M	$0.01	$0.016
Context window	1.1M	1M
Max output	128K	131K
Intelligence index	—	—
Coding index	—	—
Providers	6	2
Best provider uptime (30m)	100.0%	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	Yes	Yes
Released	2026-09-22	2026-08-26
Retirement	—	—

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Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, GPT-6 Luna Pro or Qwen3.8 Flash?

GPT-6 Luna Pro is 13% cheaper than Qwen3.8 Flash on a typical 3:1 input/output mix.

GPT-6 Luna Pro vs Qwen3.8 Flash: which has a bigger context window?

GPT-6 Luna Pro: 1,050,000 tokens. Qwen3.8 Flash: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-6 Luna Pro ≈ $450.00, Qwen3.8 Flash ≈ $535.00.

GPT-6 Luna Pro vs Qwen3.8 Flash

GPT-6 Luna Pro

Qwen3.8 Flash

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