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  1. Home
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  3. Compare

Kimi K3 vs Hy4 preview

Compare Kimi K3 from moonshotai and Hy4 preview from tencent on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.

Favicon for moonshotai
Kimi K3
Favicon for tencent
Hy4 preview
Favicon for moonshotai
Kimi K3
Favicon for tencent
Hy4 preview

Overview

Kimi K3
Author
moonshotai
Hy4 preview
Author
tencent
Kimi K3
Context length
1.05Mtokens
Hy4 preview
Context length
1.05Mtokens
Kimi K3
Reasoning
Hy4 preview
Reasoning
Kimi K3
Input modalities
Hy4 preview
Input modalities
Kimi K3
Output modalities
Hy4 preview
Output modalities

Kimi K3 vs Hy4 preview: side-by-side summary

Kimi K3 and Hy4 preview are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Kimi K3, from moonshotai, has a 1,048,576-token context window and is priced at $0.19/M tokens input, $8.94/M tokens output on OpenRouter.

Hy4 preview, from tencent, has a 1,048,576-token context window and is priced at $0.834/M tokens input, $2.501/M tokens output on OpenRouter.

Context window
  • Kimi K3: 1,048,576 tokens
  • Hy4 preview: 1,048,576 tokens
Price
  • Kimi K3: $0.19/M tokens input, $8.94/M tokens output
  • Hy4 preview: $0.834/M tokens input, $2.501/M tokens output
Provided by
  • Kimi K3: moonshotai
  • Hy4 preview: tencent
  • Kimi K3 model details, providers and pricing
  • Hy4 preview model details, providers and pricing

Kimi K3 vs Hy4 preview at a glance

Kimi K3 vs Hy4 preview comparison
AttributeKimi K3Hy4 preview
Input price$0.19/M tokens$0.834/M tokens
Output price$8.94/M tokens$2.501/M tokens
Context window1,048,576 tokens1,048,576 tokens
Intelligence Index43.6Not available
Coding Index76.2Not available
Agentic Index50.0Not available
Latency (p50)1.69 s1.22 s
Throughput (p50)75.0 tok/s53.0 tok/s

Benchmark data updated Oct 24, 2026

Frequently asked questions

Is Kimi K3 cheaper than Hy4 preview?

Kimi K3 and Hy4 preview trade off on price: Kimi K3 costs $0.19/M tokens input and $8.94/M tokens output, while Hy4 preview costs $0.834/M tokens input and $2.501/M tokens output, so Kimi K3 is cheaper for input tokens and Hy4 preview is cheaper for output tokens.

Which has the longer context window, Kimi K3 or Hy4 preview?

Kimi K3 and Hy4 preview have the same context window of 1,048,576 tokens.

Which is faster, Kimi K3 or Hy4 preview?

Kimi K3 is faster on OpenRouter, generating a median 75.0 tokens per second compared with 53.0 tokens per second for Hy4 preview.