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Claude Sonnet 4.6 vs Qwen3.5 Plus 2026-04-20
List-price comparison · Claude Sonnet 4.6 details · Qwen3.5 Plus 2026-04-20 details
For a typical workload (100,000 requests / mo), Qwen3.5 Plus 2026-04-20 costs 89% less — $108.00/mo vs $960.00/mo.
| Claude Sonnet 4.6 | Qwen3.5 Plus 2026-04-20 | |
|---|---|---|
| Input / 1M tokens | $3.00 | $0.300 |
| Output / 1M tokens | $15.00 | $1.80 |
| Typical request (1,200 in + 400 out) | $0.0096 | $0.0011 |
| Context window | 1M tokens | 1M tokens |
| Max output | 128k tokens | 65,536 tokens |
| Tier | Balanced | Balanced |
| Provider | Anthropic | Qwen |
Projected monthly cost
1,000 requests / month$9.60 vs $1.0810,000 requests / month$96.00 vs $10.80100,000 requests / month$960.00 vs $108.00
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 Plus 2026-04-20
Auto-synced from OpenRouter — no editorial write-up yet.
More comparisons
Vendor list rates · per-request examples assume 1,200 input + 400 output tokens.