What is Claude Opus 4.5?
Claude Opus 4.5 is Anthropic’s most powerful AI model and is considered one of the top models in the industry for coding, AI agents, computer use, and complex enterprise workflows. It supports a 200K token context window and up to 64K tokens of output, which makes it suitable for production-grade code, advanced agents, office automation, financial analysis, cybersecurity, and general computer use.
This model is available in Azure AI Foundry as part of the “Models from Partners and Community” category, where Anthropic provides the Claude family of models. These models support both text and image input, text output, multilingual capabilities, and strong vision features.
Models from Partners and Community
In Azure AI Foundry, most models come from trusted third‑party organizations, partners, research labs, and the open community. Anthropic’s Claude models are one example of these partner models, offering advanced language and vision capabilities.
Key characteristics of partner and community models include:
Developed and supported by external providers and contributors
Wide range of specialized models for niche and broad use cases
Usually validated by the model provider, with Azure integration guidance
Fast access to cutting‑edge models through community innovation
Standard Azure AI integration, with support and maintenance done by each provider
These models can be deployed either on Managed Compute or as serverless API endpoints, depending on what the model provider supports.
Key Capabilities of Claude Opus 4.5
Claude Opus 4.5 focuses on being highly intelligent and practical for real applications across coding, agents, and enterprise workflows. Some major capabilities are:
Extended thinking: Gives the model stronger reasoning skills to handle complex, multi‑step tasks more reliably.
Image and text input: With strong vision capabilities, it can analyze images like charts, graphs, technical diagrams, and reports, and return helpful text explanations.
Computer use: It is Anthropic’s most accurate model for “computer use”, meaning it can be guided to interact with a computer similar to how a human would, supporting browsing, workflow automation, and richer user experiences.
Advanced tool use: Developers can build agents that call tools programmatically, use a tool search feature, and learn from tool use examples to take actions in external systems.
200:
{
"content": [
{
"text": "Hi! My name is Claude.",
"type": "text"
}
],
"id": "msg_013Zva2CMHLNnXjNJJKqJ2EF",
"model": "claude-opus-4-5-20251101",
"role": "assistant",
"stop_reason": "end_turn",
"stop_sequence": null,
"type": "message",
"usage": {
"input_tokens": 31,
"cache_creation_input_tokens": 0,
"cache_read_input_tokens": 0,
"cache_creation": {
"ephemeral_5m_input_tokens": 0,
"ephemeral_1h_input_tokens": 0
},
"output_tokens": 25,
"service_tier": "standard"
}
}
Error response:
4XX:
{ "error": { "message": "Invalid request", "type": "invalid_request_error" }, "request_id": "", "type": "error" }
Main Use Cases and Limitations
Claude Opus 4.5 is designed for several high‑value use cases.
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