Claude Haiku 4.5

The fastest and cheapest of the Claude family. Extended thinking. Ideal for high volume, classification, extraction.

ChatAnthropic200k tokens$1.0901 / $5.4503 · 1M

anthropic/claude-haiku-4-5

Context
200k tokens
Completion cap
—
Tools
Yes
JSON
Yes
ZDR
Verified

Call it from Geek Hub

Same OpenAI SDK. Change the base URL and the model id.

curl https://api.geekhub.mx/v1/chat/completions \
  -H "Authorization: Bearer $GEEKHUB_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-haiku-4-5",
    "messages": [{"role": "user", "content": "Hola"}]
  }'
Get an API key

Frequently asked questions

What is Claude Haiku 4.5?
The fastest and cheapest of the Claude family. Extended thinking. Ideal for high volume, classification, extraction. Claude Haiku 4.5 runs on the Geek Hub API (OpenAI-compatible). Model id: anthropic/claude-haiku-4-5.
Is Claude Haiku 4.5 free?
No. Input is $1.0901 per 1M tokens and output is $5.4503 per 1M tokens on Geek Hub (markup included).
What is the context length of Claude Haiku 4.5?
Claude Haiku 4.5 has a 200k tokens context window.
Does Claude Haiku 4.5 support tool calling and structured outputs?
Claude Haiku 4.5 accepts tools and tool_choice for function calling. It also supports structured outputs via a JSON schema in response_format.

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