Models

Gemini 2.5 Pro Preview 05-06 vs Grok 4.5

Output tokens cost $10.00 per million on Gemini 2.5 Pro Preview 05-06 and $6.00 per million on Grok 4.5. Input tokens cost $1.25 per million on Gemini 2.5 Pro Preview 05-06 and $2.00 per million on Grok 4.5. Cached input tokens are billed at $0.13 per million on Gemini 2.5 Pro Preview 05-06 and $0.50 per million on Grok 4.5. Context lengths are 1,048,576 tokens on Gemini 2.5 Pro Preview 05-06 and 500,000 tokens on Grok 4.5. Time to first token (TTFT) measured on AIHubMix is 2.3s on Gemini 2.5 Pro Preview 05-06 and 1.8s on Grok 4.5. Measured output throughput is 97.7 tok/s on Gemini 2.5 Pro Preview 05-06 and 26.5 tok/s on Grok 4.5.

GoogleGemini 2.5 Pro Preview 05-06GrokGrok 4.5
Google logo
Gemini 2.5 Pro Preview 05-06
Google · text, image, audio, video → text

gemini-2.5-pro latest model

Input$1.25 /M
Output$10.00 /M
Grok logo
Grok 4.5
Grok · text, image → text

Grok 4.5 was trained on datasets spanning knowledge in coding, science, engineering, and math. With both intelligent and efficient reasoning, Grok 4.5 excels at real engineering tasks and exceeds comparable leading models at these tasks.

Input$2.00 /M
Output$6.00 /M

Pricing & Specifications

Prices are per million tokens. Time to First Token and throughput are rolling averages measured on AIHubMix.

Gemini 2.5 Pro Preview 05-06
Grok 4.5
Input /M
$1.25
$2.00
Output /M
$10.00
$6.00
Cache read /M
$0.13
$0.50
Context length
1,048,576
500,000
Max output
65,536
500,000
Time to First Token
2.3 s
1.8 s
Throughput
97.7 tok/s
26.5 tok/s
Modalities
textimageaudiovideo
textimage
Supported Parameters
thinkinglong context
thinkingtoolsfunction callingstructured outputslong context
API Formats
Released
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July 2026

Promotional prices show the discounted rate; see each model page for promotion windows.

Activity Past 30 Days

Daily traffic served through AIHubMix — how demand for each model is trending.

gemini-2.5-pro-preview-05-06grok-4.5

Tokens / day

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Requests / day

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Performance Past 3 Days

Measured on real AIHubMix traffic, hourly buckets. Gaps mean no traffic in that hour.

gemini-2.5-pro-preview-05-06grok-4.5

Throughput (tok/s)

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TTFT (s)

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Uptime (%)

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Cost calculator

Estimate your monthly bill for the same workload on each model.

Grok 4.5
$210 /mo
Gemini 2.5 Pro Preview 05-06
$225 /mo

Monthly = daily × 30. Discounted rates applied where a promotion is active.

FAQ

Which is cheaper: Gemini 2.5 Pro Preview 05-06, Grok 4.5?

Grok 4.5: $6.00/M output tokens; Gemini 2.5 Pro Preview 05-06: $10.00/M. Use the cost calculator above to estimate your own workload.

Which responds faster?

Grok 4.5: 1.8s time to first token measured on AIHubMix; see the live performance charts above for how each model behaves across the day.

How large is each context window?

Gemini 2.5 Pro Preview 05-06 accepts 1,048,576 and Grok 4.5 accepts 500,000 input tokens. Maximum output per request is 65,536 tokens on Gemini 2.5 Pro Preview 05-06 and 500,000 tokens on Grok 4.5.

Which one generates tokens faster?

Gemini 2.5 Pro Preview 05-06 at 97.7 tok/s and Grok 4.5 at 26.5 tok/s, measured as output throughput on AIHubMix — a separate metric from time to first token.

What inputs and capabilities does each model support?

Gemini 2.5 Pro Preview 05-06 accepts text, image, audio and video input and supports thinking and long context; Grok 4.5 accepts text and image input and supports thinking, tool calling, function calling, structured outputs and long context.

Can I call Gemini 2.5 Pro Preview 05-06 and Grok 4.5 with the same API key?

Yes. AIHubMix serves every model on this page behind one OpenAI-compatible endpoint, so switching between them is a one-line change to the model field — no second account, key or SDK.

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