Comprehensive side-by-side LLM comparison
Claude Opus 4.5 leads with 50.3% higher average benchmark score. Qwen3-235B-A22B offers 6.3K more tokens in context window than Claude Opus 4.5. Qwen3-235B-A22B is $29.00 cheaper per million tokens. Claude Opus 4.5 supports multimodal inputs. Claude Opus 4.5 is available on 3 providers. Overall, Claude Opus 4.5 is the stronger choice for coding tasks.
Anthropic
Claude Opus 4.5, released by Anthropic in November 2025, is a large language model from the Claude 4.5 family built for demanding reasoning tasks, advanced code generation, and complex agentic workflows. It features a 200K token context window, 64K maximum output tokens, native image understanding, and extended thinking with configurable effort levels. Opus 4.5 targets deep analytical work, multi-step tool orchestration, and applications requiring sustained reasoning across long, complex tasks.
Alibaba / Qwen
Qwen3-235B-A22B, released by Alibaba's Qwen team on April 28, 2025, is a Mixture-of-Experts large language model with 235 billion total parameters and 22 billion active parameters per inference. It features a 256K token context window, hybrid thinking capabilities (both reasoning and direct generation modes), and was trained on 36 trillion tokens across 119 languages. Qwen3-235B targets complex reasoning, multilingual tasks, and open-source deployments under the Apache 2.0 license.
6 months newer
Qwen3-235B-A22B
Alibaba / Qwen
2025-04-28

Claude Opus 4.5
Anthropic
2025-11-01
Cost per million tokens (USD)
Claude Opus 4.5
Qwen3-235B-A22B
Context window and performance specifications
Average performance across 1 common benchmarks
Claude Opus 4.5
Qwen3-235B-A22B
Performance comparison across key benchmark categories
Claude Opus 4.5
Qwen3-235B-A22B
Claude Opus 4.5
2025-05
Available providers and their performance metrics
Claude Opus 4.5
Anthropic
AWS Bedrock
Google Cloud Vertex AI
Qwen3-235B-A22B
Claude Opus 4.5
Qwen3-235B-A22B
Claude Opus 4.5
Qwen3-235B-A22B
OpenRouter