Grok 4.20 Multi-Agent vs Hy4

Price, context window & benchmark comparison

Grok 4.20 Multi-Agent

xAI

$1.25 / $2.50

Input / Output · per 1M tokens

Hy4

Tencent

$0.42 / $1.25

Input / Output · per 1M tokens

Compare different models

Verdict: Hy4 is 2.5× cheaper than Grok 4.20 Multi-Agent on a typical 3:1 input/output mix. Grok 4.20 Multi-Agent has the larger context window (2M vs 1M).

	Grok 4.20 Multi-Agent	Hy4
Input price / 1M	$1.25	$0.42
Output price / 1M	$2.50	$1.25
Blended price (3:1)	$1.56	$0.63
Cached input / 1M	$0.20	$0.021
Context window	2M	1M
Max output	1.8M	66K
Intelligence index	—	34.6
Coding index	—	—
Providers	—	1
Best provider uptime (30m)	—	100.0%
Vision input	Yes	Yes
Reasoning	Yes	Yes
Tool calling	No	Yes
Released	2026-03-31	2026-11-04
Retirement	—	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Grok 4.20 Multi-Agent or Hy4?

Hy4 is 2.5× cheaper than Grok 4.20 Multi-Agent on a typical 3:1 input/output mix.

Grok 4.20 Multi-Agent vs Hy4: which has a bigger context window?

Grok 4.20 Multi-Agent: 2,000,000 tokens. Hy4: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Grok 4.20 Multi-Agent ≈ $3,750, Hy4 ≈ $1,459.

More comparisons