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Grok 2 Vision 1212 vs Kimi K3

Compare Grok 2 Vision 1212 from Grok and Kimi K3 from Moonshot AI on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the AIHubMix API.

GrokGrok 2 Vision 1212Moonshot AIKimi K3
+ Add model · 2/4
Grok logo
Grok 2 Vision 1212
Grok · text, image → text

grok-2-vision-1212 is the latest vision model in the Grok family, delivering outstanding performance on vision-based tasks and achieving state-of-the-art results in visual mathematical reasoning and document-based question answering. It supports a wide range of visual inputs, including documents, charts, screenshots, and real-world images, making it well-suited for advanced visual understanding and reasoning use cases. The price of calling this model in AIhubMix is ​​10% lower than on the official website.

Input$1.8 /M
Output$9 /M
Details
10% off
Moonshot AI logo
Kimi K3
Moonshot AI · text, image, video → text

Kimi K3 is Kimi’s flagship model for long-horizon coding and end-to-end knowledge work, with a 1M-token context window and industry-leading intelligence.

Input$3$2.7 /M
Output$15$13.5 /M
Cache read$0.3$0.27 /M
Details

Pricing & Specifications

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

Grok 2 Vision 1212
Kimi K3
Input /M
$1.8
$3$2.7−10%
Output /M
$9
$15$13.5−10%
Cache read /M
-
$0.3$0.27−10%
Context length
0
1,048,576
Max output
0
1,048,576
Time to First Token
-
0.9 s
Throughput
-
73.1 tok/s
Modalities
textimage
textimagevideo
Supported Parameters
thinkingfunction callingstructured outputs
API Formats
Released
-
-

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.

grok-2-vision-1212kimi-k3

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

grok-2-vision-1212kimi-k3

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

LMArena Benchmarks

LMArena ratings by capability (Bradley-Terry, commonly called Elo). Higher is better.

Text
grok-2-vision-1212kimi-k3
1260134014201500
Overall
13351486
Coding
13591531
Math
12941294
Hard prompts
13261505
Instruction following
13121479
Multi-turn
13241499
Creative writing
13171470
Longer query
13351502
Chinese
13411527
English
13461491

Source: LMArena (arena.ai) leaderboard, imported by AIHubMix. Models without published ratings are omitted per chart.

Cost calculator

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

Grok 2 Vision 1212
$243 /mo
Kimi K3
$405$365 /mo

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

FAQ

Which is cheaper: Grok 2 Vision 1212, Kimi K3?

Grok 2 Vision 1212: $9/M output tokens; Kimi K3: $13.5/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

Kimi K3: 1531; Grok 2 Vision 1212: 1359 (LMArena coding leaderboard).

What inputs and capabilities does each model support?

Grok 2 Vision 1212 accepts text and image input; Kimi K3 accepts text, image and video input and supports thinking, function calling and structured outputs.

Can I call Grok 2 Vision 1212 and Kimi K3 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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