Claude Haiku 4.5

AnthropicFast

Fastest Anthropic model. Optimized for speed and cost. Ideal for classification, extraction, and high-volume applications.

Pricing

Input (per 1M tokens)
$0.80
Output (per 1M tokens)
$4.00

Cost Examples

ScenarioCost
100 chat messages (500 in / 200 out each)$0.1200
1K API calls (2K in / 500 out each)$3.6000
10K short requests (200 in / 100 out each)$5.6000
1M tokens input + 100K output$1.2000

Capabilities

Context Window
200K
Max Output
8K
Speed
150 tok/s
Released
2026-03-01
YesVision
YesTool Use
YesStreaming
YesJSON Mode

API Details

Model IDclaude-haiku-4-5
API Endpointhttps://api.anthropic.com/v1/messages
Last Updated2026-04-12

Other Anthropic Models

Claude Opus 4Flagship
$15.00 in / $75.00 out per 1M tokens
Claude Sonnet 4Standard
$3.00 in / $15.00 out per 1M tokens
Claude 3.5 HaikuFast
$0.80 in / $4.00 out per 1M tokens
Claude Opus 4.6Flagship
$15.00 in / $75.00 out per 1M tokens
Claude Sonnet 4.6Standard
$3.00 in / $15.00 out per 1M tokens
Open Cost Calculatorto compare Claude Haiku 4.5 costs with other models