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GPT 3.5 Turbo 0301 vs Kimi K3

Compare GPT 3.5 Turbo 0301 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 3.5 Turbo 0301Moonshot AIKimi K3
OpenAI logo
GPT 3.5 Turbo 0301
OpenAI · → text

Input$1.5 /M
Output$1.5 /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$2.84 /M
Output$14.2 /M
Cache read$0.284 /M

Pricing & Specifications

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

GPT 3.5 Turbo 0301
Kimi K3
Input /M
$1.5
$2.84
Output /M
$1.5
$14.2
Cache read /M
-
$0.284
Context length
0
1,048,576
Max output
0
1,048,576
Time to First Token
-
0.5 s
Throughput
-
73.1 tok/s
Modalities
textimagevideo
Supported Parameters
thinkingfunction callingstructured outputs
API Formats
Released
-
July 16, 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.

gpt-3.5-turbo-0301kimi-k3

Tokens / day

-

Requests / day

-

Performance Past 3 Days

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

gpt-3.5-turbo-0301kimi-k3

Throughput (tok/s)

-

TTFT (s)

-

Uptime (%)

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LMArena Benchmarks

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

Text
gpt-3.5-turbo-0301kimi-k3
1160126013601460
Overall
12241487
Coding
12741274
Math
12001200
Hard prompts
12281228
Instruction following
12131213
Multi-turn
12001200
Creative writing
11891189
Longer query
12191219
Chinese
12091209
English
12371237

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 3.5 Turbo 0301
$113 /mo
Kimi K3
$383 /mo

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

FAQ

Which is cheaper: GPT 3.5 Turbo 0301, Kimi K3?

GPT 3.5 Turbo 0301: $1.5/M output tokens; Kimi K3: $14.2/M. Use the cost calculator above to estimate your own workload.

Can I call GPT 3.5 Turbo 0301 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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