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K = 0.731
All model prices

Claude Opus 5 vs Qwen3.8 Max API pricing

For a chat message (1K input, 500 output), Qwen3.8 Max costs $0.00449 per request and Claude Opus 5 costs $0.0175, so Qwen3.8 Max is about 3.9× cheaper.

On the overall leaderboard Claude Opus 5 ranks #7 and Qwen3.8 Max ranks #14.

Prices are the standard pay-as-you-go prices in OpenRouter's public model list, with input at the cache-miss price. Models OpenRouter does not list use the vendor's official price; those listed in CNY are converted to USD at this round's exchange rate.

Work it out for your own usageSee the model leaderboard

Prices and rankings

USD per million tokensClaude Opus 5Qwen3.8 Max
Input$5$1.79List ¥12
Output$25$5.38List ¥36
Cached input$0.5—
ProviderAnthropicAlibaba
Release date2026-07-242026-07-19
Overall rank#7#14
Coding rank#6#14
Reasoning rank#9#16
Knowledge rank#15—
Professional work rank#6#11
Verified2026-10-192026-10-19
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageClaude Opus 5Qwen3.8 MaxDifference
Chat message1K in / 500 out$0.0175$17.5 per 1,000$0.00449$4.49 per 1,000Qwen3.8 Max is 3.9× cheaper
Long document100K in / 2K out$0.55$550 per 1,000$0.19$190.24 per 1,000Qwen3.8 Max is 2.9× cheaper
Agent session500K in / 50K out$3.75$3,750 per 1,000$1.17$1,166.58 per 1,000Qwen3.8 Max is 3.2× cheaper

More price comparisons

Claude Opus 5 vs other models

Qwen3.8 Max vs other models