All models
Anthropic
Anthropic

Claude Haiku 5.5

Modalities
anthropic/claude-haiku-5.5
Released: Oct 7, 2026
Anthropic's fastest and most affordable model for high-volume, latency-sensitive tasks such as classification, extraction, and routing. 1M context, 128K output with tiered pricing above 100K tokens.
Context
1M tokens
Input / 1M
from $0.0564
Output / 1M
from $0.2819
Cache read / 1M
$0.01
Cache write / 1M
$0.125

Pricing

USD · per 1M tokens
0 – 100K
Input
$0.0564
Output
$0.2819
Cache read
$0.01
Cache write
$0.125
100K – 1M
Input
$0.50
Output
$2.50
Cache read
$0.01
Cache write
$0.125
Context range
Input / 1M
Output / 1M
Cache read / 1M
Cache write / 1M
0 – 100K$0.0564$0.2819$0.01$0.125
100K – 1M$0.50$2.50$0.01$0.125

Offers

1 seller
Surplus Intelligence
Price
Infrom $0.0564Outfrom $0.2819
Discount
0%
Latency
—
Seller
Price
Discount
Latency
Surplus Intelligence
Infrom $0.0564Outfrom $0.2819
0%—

Usage · 30D

Oct 7
Nov 5

Get started

curl https://www.boardblackex.work/v1/chat/completions \
  -H "Authorization: Bearer $HYPERFLOW_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-haiku-5.5",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'