Why it matters

Anthropic provider grows in adoption. Understanding shapes integration.

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The architecture

AnthropicChatModel.builder.

Tool use via annotations.

Prompt caching support.

Anthropic providerAnthropicChatModelClaude 3.5 / 4Tool usefunction callingPrompt cachingcache_controlBedrock provider also for Claude via AWS; different auth
Anthropic.
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How it works end to end

API key + Anthropic API.

Streaming supported.

Multi-turn tool use.