Nemotron 3.5 Lightning vs Qwen3.8 Flash: side-by-side summary

Nemotron 3.5 Lightning and Qwen3.8 Flash are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Nemotron 3.5 Lightning, from Nvidia, has a 262,144-token context window and is priced at $0.065/M tokens input, $0.18/M tokens output on OpenRouter.

Qwen3.8 Flash, from Qwen, has a 1,000,000-token context window and is priced at $0.15/M tokens input, $0.47/M tokens output on OpenRouter.

Context window

• Nemotron 3.5 Lightning: 262,144 tokens
• Qwen3.8 Flash: 1,000,000 tokens

Price

• Nemotron 3.5 Lightning: $0.065/M tokens input, $0.18/M tokens output
• Qwen3.8 Flash: $0.15/M tokens input, $0.47/M tokens output

Provided by

• Nemotron 3.5 Lightning: Nvidia
• Qwen3.8 Flash: Qwen

• Nemotron 3.5 Lightning model details, providers and pricing
• Qwen3.8 Flash model details, providers and pricing