Claude Haiku 4.5 (batch)

Anthropic chatreasoningtool_usevision Long

API ID: anthropic/claude-4.5-haiku-20251001

Compare Calculate
Input Price
$0.50
/1M tokens
Output Price
$2.50
/1M tokens
Cached Input
$0.05
Save 90%

About Claude Haiku 4.5 (batch)

Claude Haiku 4.5 is Anthropic’s fastest and most efficient model, delivering near-frontier intelligence at a fraction of the cost and latency of larger Claude models. Matching Claude Sonnet 4’s performance...

💰
Price Ranking
#1011 lowest price among 1240 Chat models

Model Specifications

Context Length
200k
Max Output
64k
Release Date
2025-10-15
Capabilities
chat reasoning tool_use vision
Input Modalities
textimagefile
Output Modalities
text

Best For

  • Complex reasoning, math problems, multi-step logic
  • Image analysis, document understanding, visual Q&A
  • Conversations, content writing, general assistance

Consider Alternatives For

  • Simple Q&A (cheaper models available)

💰 Real-World Cost Examples

Estimated monthly costs for common use cases

Personal AI Assistant
$0.97
/month
50 conversations/day, ~500 tokens each
Customer Service Bot
$30.00
/month
1000 tickets/day, ~800 tokens each
Data Analysis Pipeline
$41.25
/month
500 analyses/day, ~2k tokens each
Calculate Your Custom Usage

Anthropic Model Lineup

Compare all models from Anthropic to find the best fit

Model Input Output Context Capabilities
Claude Haiku 4.5 (batch) Current Free Free 200k chat reasoning tool_use vision
Claude 3.5 Haiku (2024-10-22) Free Free 200k chat vision
Claude 3.5 Sonnet (2024-06-20) Free Free 200k chat vision
Claude 3.5 Sonnet (2024-06-20) Free Free 200k chat vision
Claude 3 Sonnet Free Free 200k chat vision
Claude 3 Sonnet Free Free 200k chat vision
View All Anthropic Models →

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💡 Cheaper Alternatives

Same Brand (Anthropic)

Claude 3 Haiku
$0.25 $1.25 200k
Claude 3 Haiku
$0.25 $1.25 200k

Cross Brand

GTE-Base Other
$0.0050 Free 512
E5-Base-v2 Other
$0.0050 Free 512
paraphrase-MiniLM-L6-v2 Other
$0.0050 Free 512

🚀 Quick Start

Get started with Claude Haiku 4.5 (batch) API

Anthropic Python SDK 
import anthropic

client = anthropic.Anthropic()

message = client.messages.create(
    model="anthropic/claude-4.5-haiku-20251001",
    max_tokens=1024,
    messages=[
        {"role": "user", "content": "Hello!"}
    ]
)
print(message.content[0].text)

Resources

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