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Claude Sonnet 4.6 vs Qwen3.5-27B

List-price comparison · Claude Sonnet 4.6 details · Qwen3.5-27B details

For a typical workload (100,000 requests / mo), Qwen3.5-27B costs 91% less $85.80/mo vs $960.00/mo.

 Claude Sonnet 4.6Qwen3.5-27B
Input / 1M tokens$3.00$0.195
Output / 1M tokens$15.00$1.56
Typical request (1,200 in + 400 out)$0.0096$0.0009
Context window1M tokens262,144 tokens
Max output128k tokens65,536 tokens
TierBalancedBalanced
ProviderAnthropicQwen

Projected monthly cost

Rows open both models in the calculator — adjust volume and token counts there.

Claude Sonnet 4.6

Strong price-to-performance for production agents: reliable tool use, structured JSON output, and solid coding ability at roughly a fifth of Opus's cost.

Can still misstep on the hardest multi-step reasoning chains where Opus would succeed — budget for occasional escalation to a flagship model.

Qwen3.5-27B

Auto-synced from OpenRouter — no editorial write-up yet.

More comparisons

Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.