GPT-5 Image vs Hy4

Price, context window & benchmark comparison

OpenAI

GPT-5 Image

OpenAI
$10.00 / $10.00
Input / Output · per 1M tokens
VS
Tencent

Hy4

Tencent
$0.42 / $1.25
Input / Output · per 1M tokens
Compare different models
OpenAI
Tencent
Verdict: Hy4 is 16.0× cheaper than GPT-5 Image on a typical 3:1 input/output mix. Hy4 has the larger context window (1M vs 400K).
GPT-5 ImageHy4
Input price / 1M$10.00$0.42
Output price / 1M$10.00$1.25
Blended price (3:1)$10.00$0.63
Cached input / 1M$1.25$0.021
Context window400K1M
Max output128K66K
Intelligence index—34.6
Coding index——
Providers—1
Best provider uptime (30m)—100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingNoYes
Released2025-10-142026-11-04
Retirement2026-12-11—

Cost calculator

FAQ

Which is cheaper, GPT-5 Image or Hy4?

Hy4 is 16.0× cheaper than GPT-5 Image on a typical 3:1 input/output mix.

GPT-5 Image vs Hy4: which has a bigger context window?

GPT-5 Image: 400,000 tokens. Hy4: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: GPT-5 Image ≈ $25,000, Hy4 ≈ $1,459.

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