gpt-oss-20b vs Hy4

Price, context window & benchmark comparison

OpenAI

gpt-oss-20b

OpenAI
$0.03 / $0.13
Input / Output · per 1M tokens
VS
Tencent

Hy4

Tencent
$0.42 / $1.25
Input / Output · per 1M tokens
Compare different models
OpenAI
Tencent
Verdict: gpt-oss-20b is 11.4× cheaper than Hy4 on a typical 3:1 input/output mix. Hy4 has the larger context window (1M vs 131K).
gpt-oss-20bHy4
Input price / 1M$0.03$0.42
Output price / 1M$0.13$1.25
Blended price (3:1)$0.055$0.63
Cached input / 1M$0.03$0.021
Context window131K1M
Max output118K66K
Intelligence index—34.6
Coding index20.7—
Providers—1
Best provider uptime (30m)—100.0%
Vision inputNoYes
ReasoningYesYes
Tool callingYesYes
Released2025-08-052026-11-04
Retirement——

Cost calculator

FAQ

Which is cheaper, gpt-oss-20b or Hy4?

gpt-oss-20b is 11.4× cheaper than Hy4 on a typical 3:1 input/output mix.

gpt-oss-20b vs Hy4: which has a bigger context window?

gpt-oss-20b: 131,072 tokens. Hy4: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: gpt-oss-20b ≈ $125.00, Hy4 ≈ $1,459.

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