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Claude 4.5 Haiku

![Anthropic](https://artificialanalysis.ai/img/logos/anthropic_small.svg)Anthropic
37/ 57

Intelligence Score

Intelligence

37

#58 of 212 (top 27%)

Speed

111 tok/s

#67 of 141

Price

$2.19

per M tokens

#113 cheapest of 142

Context Window

200K

tokens

Latency: 11ms (#130)

Score Breakdown

Quality Score62%
Speed Score14%
Cost Score81%

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Use This Model

Claude Code

claude --model claude-4-5-haiku-reasoning

API (cURL)

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -d '{
    "model": "claude-4-5-haiku-reasoning",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

Vercel AI SDK

import { generateText } from "ai";
import { openrouter } from "@openrouter/ai-sdk-provider";

const { text } = await generateText({
  model: openrouter("claude-4-5-haiku-reasoning"),
  prompt: "Hello",
});
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