Claude Opus 4.5
Overview
Premium model combining maximum intelligence with practical performance. Best model in the world for coding, agents, and computer use. Most robustly aligned model with best prompt injection resistance of any frontier model. Features extended thinking, 200K context window, 64K max output, and a new effort parameter for controlling reasoning depth. Pricing: $5/$25 per million tokens (input/output).
Claude Opus 4.5 was released on November 24, 2025. API access is available through Anthropic.
Performance
Timeline
Specifications
Benchmarks
Claude Opus 4.5 Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Sun Jan 11 2026Pricing
Pricing, performance, and capabilities for Claude Opus 4.5 across different providers:
| Provider | Input ($/M) | Output ($/M) | Max Input | Max Output | Latency (s) | Throughput | Quantization | Input | Output |
|---|---|---|---|---|---|---|---|---|---|
Anthropic | $5.00 | $25.00 | 200.0K | 64.0K | 0.5 | 42.0 c/s | — | Text Image Audio Video | Text Image Audio Video |
API Access
API Access Coming Soon
API access for Claude Opus 4.5 will be available soon through our gateway.
Recent Posts
Recent Reviews
Blog Posts
Claude Opus 4.5 vs Gemini 3 Pro: Complete AI Model Comparison 2025
In-depth comparison of Claude Opus 4.5 and Gemini 3 Pro across benchmarks, pricing, context windows, multimodal capabilities, and real-world performance. Discover which AI model best fits your needs.
Sebastian Crossa
GPT-5.2 vs Claude Opus 4.5: Complete AI Model Comparison 2025
In-depth comparison of GPT-5.2 and Claude Opus 4.5 across benchmarks, pricing, context windows, agentic capabilities, and real-world performance. Discover which AI model best fits your needs.
Sebastian Crossa
Claude Opus 4.5: Complete Guide, Pricing, Context Window, Benchmarks, and API
A comprehensive look at Claude Opus 4.5 - Anthropic's flagship AI model with 80.9% SWE-bench, 200K context window, Memory Tool, pricing at $5/$25 per 1M tokens, and what it means for developers and enterprises.
Sebastian CrossaFAQ
Common questions about Claude Opus 4.5