Compare Claude Sonnet 4.5 from Anthropic and Qwen3 Coder 30B A3B Instruct from Qwen on key metrics including benchmarks, price, context length, and other model features. Access both models and hundreds of others through the OpenRouter API.


Claude Sonnet 4.5 and Qwen3 Coder 30B A3B Instruct are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Claude Sonnet 4.5, from Anthropic, has a 1,000,000-token context window and is priced at $3/M tokens input, $15/M tokens output on OpenRouter.
Qwen3 Coder 30B A3B Instruct, from Qwen, has a 262,144-token context window and is priced at $0.07/M tokens input, $0.28/M tokens output on OpenRouter.
| Attribute | Claude Sonnet 4.5 | Qwen3 Coder 30B A3B Instruct |
|---|---|---|
| Input price | $3/M tokens | $0.07/M tokens |
| Output price | $15/M tokens | $0.28/M tokens |
| Context window | 1,000,000 tokens | 262,144 tokens |
| Intelligence Index | 19.3 | 9.6 |
| Coding Index | Not available | Not available |
| Agentic Index | Not available | Not available |
| Latency (p50) | 1.43 s | 1.39 s |
| Throughput (p50) | 37.0 tok/s | 21.0 tok/s |
Benchmark data updated
Claude Sonnet 4.5 has the longer context window at 1,000,000 tokens, compared with 262,144 tokens for Qwen3 Coder 30B A3B Instruct.
Claude Sonnet 4.5 is faster on OpenRouter, generating a median 37.0 tokens per second compared with 21.0 tokens per second for Qwen3 Coder 30B A3B Instruct.