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Anthropic

Claude Haiku 4.5

Cheapest, fastest Claude for high-volume tasks.

Claude Haiku 4.5 is built for speed and volume: classification, extraction, quick edits and cheap agent steps where latency and cost dominate.

Best for

High volumeClassificationCheap agent steps

Strengths

  • ▸Very fast
  • ▸Very cheap
  • ▸Solid quality

Use Claude Haiku 4.5 via AnyModel

One OpenAI-compatible endpoint — just set the model id:

curl https://anymodel.org/v1/chat/completions \
  -H "Authorization: Bearer $ANYMODEL_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-haiku-4-5-20251001",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'
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