Aion 3.5 Mini vs GPT-6 Sol Pro

Price, context window & benchmark comparison

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Aion 3.5 Mini

AionLabs
$0.70 / $1.40
Input / Output · per 1M tokens
VS
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GPT-6 Sol Pro

OpenAI
$2.00 / $10.00
Input / Output · per 1M tokens
Compare different models
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Verdict: Aion 3.5 Mini is 4.6× cheaper than GPT-6 Sol Pro on a typical 3:1 input/output mix. GPT-6 Sol Pro has the larger context window (1.1M vs 262K).
Aion 3.5 MiniGPT-6 Sol Pro
Input price / 1M$0.70$2.00
Output price / 1M$1.40$10.00
Blended price (3:1)$0.87$4.00
Cached input / 1M$0.18$0.20
Context window262K1.1M
Max output33K128K
Intelligence index
Coding index
Providers6
Best provider uptime (30m)100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-232026-09-22
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FAQ

Which is cheaper, Aion 3.5 Mini or GPT-6 Sol Pro?

Aion 3.5 Mini is 4.6× cheaper than GPT-6 Sol Pro on a typical 3:1 input/output mix.

Aion 3.5 Mini vs GPT-6 Sol Pro: which has a bigger context window?

Aion 3.5 Mini: 262,144 tokens. GPT-6 Sol Pro: 1,050,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Aion 3.5 Mini ≈ $2,100, GPT-6 Sol Pro ≈ $9,000.

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