Qwen3.8 Flash vs Kimi K3: side-by-side summary

Qwen3.8 Flash and Kimi K3 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Qwen3.8 Flash, from Qwen, has a 1,000,000-token context window and is priced at $0.16/M tokens input, $0.47/M tokens output on OpenRouter.

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.

Context window

• Qwen3.8 Flash: 1,000,000 tokens
• Kimi K3: 1,048,576 tokens

Price

• Qwen3.8 Flash: $0.16/M tokens input, $0.47/M tokens output
• Kimi K3: $2.55/M tokens input, $12.75/M tokens output

Provided by

• Qwen3.8 Flash: Qwen
• Kimi K3: moonshotai

• Qwen3.8 Flash model details, providers and pricing
• Kimi K3 model details, providers and pricing