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Anthropic

Claude Sonnet 5

Claude Sonnet 5 is the most agentic Sonnet model yet from Anthropic, with gains over Claude Sonnet 4.6 across reasoning, tool use, coding, and knowledge work. Claude Sonnet 5 makes plans, uses tools like browsers and terminals, runs autonomously, and is available on AI Gateway via anthropic, vertexAnthropic, bedrock.

ReasoningTool UseExplicit CachingFile InputVision (Image)Web Search
index.ts
import { streamText } from 'ai'


const result = streamText({
  model: 'anthropic/claude-sonnet-5',
  prompt: 'Why is the sky blue?'
})
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Uptime

Direct request success rate on AI Gateway and per-provider. Visit the docs for more info.