Sonar Pro Search vs Qwen3.8 Flash: side-by-side summary

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

Sonar Pro Search, from Perplexity, has a 200,000-token context window and is priced at $3/M tokens input, $15/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

• Sonar Pro Search: 200,000 tokens
• Qwen3.8 Flash: 1,000,000 tokens

Price

• Sonar Pro Search: $3/M tokens input, $15/M tokens output
• Qwen3.8 Flash: $0.15/M tokens input, $0.47/M tokens output

Provided by

• Sonar Pro Search: Perplexity
• Qwen3.8 Flash: Qwen

• Sonar Pro Search model details, providers and pricing
• Qwen3.8 Flash model details, providers and pricing