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 $2.55/M tokens input, $12.75/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: $2.55/M tokens input, $12.75/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