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Anthropic: Claude Haiku 4.5

Anthropic
Streaming
200K
Context
$0.8000
Input /1M
$4.00
Output /1M
16K
Max Output
Run API Call Open in Chat

Anthropic: Claude Haiku 4.5

Model Overview

Property Value
Model ID claude-haiku-4-5-20251001
Name Claude Haiku 4.5
Provider Anthropic
Released 2026-01-02

Description

Claude Haiku 4.5 is Anthropic's fastest model in the Claude 4 family, optimized for near-instant responsiveness.

Specifications

Spec Value
Context Window 200,000 tokens
Max Completion 16,384 tokens
Modalities Text

Pricing

Type Price
Input $0.80 per 1M tokens
Output $4.00 per 1M tokens

Capabilities

  • Text Generation: Yes
  • Vision: No
  • Tool Use: No
  • Extended Reasoning: No
  • Streaming: Yes

Use Cases

  • General text generation
  • Question answering
  • Content creation
  • Analysis and summarization

Integration with LangMart

Gateway Support: Type 2 (Cloud), Type 3 (Self-hosted)

API Usage:

curl -X POST https://api.langmart.ai/v1/chat/completions \
  -H "Authorization: Bearer sk-your-api-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "claude-haiku-4-5-20251001",
    "messages": [{"role": "user", "content": "Hello"}],
    "max_tokens": 2048
  }'
  • Variants available on LangMart

Last Updated: 2026-09-01