Models

GPT 4o Mini 2024 07-18 vs Kimi K3

Compare GPT 4o Mini 2024 07-18 from OpenAI 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.

OpenAIGPT 4o Mini 2024 07-18Moonshot AIKimi K3
OpenAI logo
GPT 4o Mini 2024 07-18
OpenAI · text, image → text

Input$0.15 /M
Output$0.60 /M
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$3.00 /M
Output$15.00 /M

Pricing & Specifications

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

GPT 4o Mini 2024 07-18
Kimi K3
Input /M
$0.15
$3.00
Output /M
$0.60
$15.00
Cache read /M
$0.08
$0.30
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.

gpt-4o-mini-2024-07-18kimi-k3

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

gpt-4o-mini-2024-07-18kimi-k3

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

-

LMArena Benchmarks

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

Text
gpt-4o-mini-2024-07-18kimi-k3
1260134014201500
Overall
13181486
Coding
13491531
Math
12761276
Hard prompts
13111505
Instruction following
12941479
Multi-turn
13111499
Creative writing
12941470
Longer query
13261502
Chinese
13151527
English
13291491

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.

GPT 4o Mini 2024 07-18
$18.00 /mo
Kimi K3
$405 /mo

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

FAQ

Which is cheaper: GPT 4o Mini 2024 07-18, Kimi K3?

GPT 4o Mini 2024 07-18: $0.60/M output tokens; Kimi K3: $15.00/M. Use the cost calculator above to estimate your own workload.

How do their coding arena scores compare?

Kimi K3: 1531; GPT 4o Mini 2024 07-18: 1349 (LMArena coding leaderboard).

What inputs and capabilities does each model support?

GPT 4o Mini 2024 07-18 accepts text and image input; Kimi K3 accepts text, image and video input and supports thinking, function calling and structured outputs.

Can I call GPT 4o Mini 2024 07-18 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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