Gemini 4 Hydrogen vs GLM 5.3 FlashX Legal

Price, context window & benchmark comparison

Google

Gemini 4 Hydrogen

Google
$1.50 / $7.50
Input / Output · per 1M tokens
VS
Z.ai (Zhipu)

GLM 5.3 FlashX Legal

Z.ai (Zhipu)
$0.37 / $1.25
Input / Output · per 1M tokens
Compare different models
Google
Z.ai (Zhipu)
Verdict: GLM 5.3 FlashX Legal is 5.1× cheaper than Gemini 4 Hydrogen on a typical 3:1 input/output mix.
Gemini 4 HydrogenGLM 5.3 FlashX Legal
Input price / 1M$1.50$0.37
Output price / 1M$7.50$1.25
Blended price (3:1)$3.00$0.59
Cached input / 1M$0.075$0.075
Context window1M1M
Max output944K131K
Intelligence index——
Coding index——
Providers71
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-11-122026-11-02
Retirement——

Cost calculator

FAQ

Which is cheaper, Gemini 4 Hydrogen or GLM 5.3 FlashX Legal?

GLM 5.3 FlashX Legal is 5.1× cheaper than Gemini 4 Hydrogen on a typical 3:1 input/output mix.

Gemini 4 Hydrogen vs GLM 5.3 FlashX Legal: which has a bigger context window?

Gemini 4 Hydrogen: 1,048,576 tokens. GLM 5.3 FlashX Legal: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Gemini 4 Hydrogen ≈ $6,750, GLM 5.3 FlashX Legal ≈ $1,365.

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