gpt-oss-20b vs Solar Pro 3

Price, context window & benchmark comparison

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gpt-oss-20b

OpenAI
$0.018 / $0.09
Input / Output · per 1M tokens
VS
U

Solar Pro 3

Upstage
$0.15 / $0.60
Input / Output · per 1M tokens
Compare different models
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U
Verdict: gpt-oss-20b is 7.3× cheaper than Solar Pro 3 on a typical 3:1 input/output mix. gpt-oss-20b scores higher on the Artificial Analysis Intelligence Index (9 vs 7.8).
gpt-oss-20bSolar Pro 3
Input price / 1M$0.018$0.15
Output price / 1M$0.09$0.60
Blended price (3:1)$0.036$0.26
Cached input / 1M$0.015
Context window131K131K
Max output33K118K
Intelligence index97.8
Coding index20.716.2
Providers
Best provider uptime (30m)
Vision inputNoNo
ReasoningYesYes
Tool callingYesYes
Released2025-08-052026-01-27
Retirement

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FAQ

Which is cheaper, gpt-oss-20b or Solar Pro 3?

gpt-oss-20b is 7.3× cheaper than Solar Pro 3 on a typical 3:1 input/output mix.

gpt-oss-20b vs Solar Pro 3: which has a bigger context window?

gpt-oss-20b: 131,072 tokens. Solar Pro 3: 131,072 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: gpt-oss-20b ≈ $81.00, Solar Pro 3 ≈ $600.00.

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