Compare Anthropic: Claude Sonnet 4.5 (Anthropic) and Qwen: Qwen3 Coder Plus (Alibaba Cloud / Qwen) by price, context, capabilities, and latency.
Side by side
Compare price, provider, context, capabilities, latency, and source basis.
| Model | Provider | Input | Output | Context | Capabilities | Best for | Latency | Status | Source |
|---|---|---|---|---|---|---|---|---|---|
| Anthropic: Claude Sonnet 4.5anthropic/claude-sonnet-4.5 | Anthropic | $3 / 1M tokens | $15 / 1M tokens | 1M | Tool callingJSON modeLong contextReasoning | coding agents, code review | 1600-4800ms | Catalog | OpenRouter if available |
| Qwen: Qwen3 Coder Plusqwen/qwen3-coder-plus | Alibaba Cloud / Qwen | $0.65 / 1M tokens | $3.25 / 1M tokens | 1M | Tool callingJSON modeLong contextStreaming | Chinese engineering workflows, code generation | 1200-3900ms | Catalog | OpenRouter if available |
FAQ
Qwen: Qwen3 Coder Plus is cheaper ($0.65 / 1M tokens input / $3.25 / 1M tokens output) vs Anthropic: Claude Sonnet 4.5 ($3 / 1M tokens input / $15 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.
Both offer the same context window: 1M tokens.
Both target Coding. Pick Qwen: Qwen3 Coder Plus to optimize cost, or Anthropic: Claude Sonnet 4.5 for the longer context window. Test both on real prompts before committing production traffic.