Claude Opus 4.5
Claude Opus 4.5 adds an effort parameter for token-usage control and excels at difficult coding, agentic workflows with computer use and tool use, frontend coding, and real-world web app development, with improvements in general intelligence and vision over previous Opus iterations.
Tool UseReasoningVision (Image)File InputExplicit Caching
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'anthropic/claude-opus-4.5', prompt: 'Why is the sky blue?'})Providers
Route requests across multiple providers. Copy a provider slug to set your preference. Visit the docs for more info. Using a provider means you agree to their terms, listed under Legal.
| Provider |
|---|
 Anthropic | 200K | 1.3s | 43tps | $5.00/M | $25.00/M | Read:$0.5/M Write: $6.25/M | $10.00/K + input costs | — | +3 | 11/24/2024 | ||
 Amazon Bedrock | 200K | 1.3s | 48tps | $5.00/M | $25.00/M | Read:$0.5/M Write: $6.25/M | — | — | +3 | 11/24/2024 | ||
 Google Vertex AI | 200K | 0.7s | 46tps | $5.00/M | $25.00/M | Read:$0.5/M Write: $6.25/M | $10.00/K + input costs | — | +3 | 11/24/2024 |