Claude Haiku 5.5 (Anthropic) API
About
Build advanced reasoning agents with Claude Haiku 5.5 (Anthropic), a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.10/1M input and $0.50/1M output tokens, native tool calling support. Access Claude Haiku 5.5 (Anthropic) via the LLM Gateway API with up to 128K output tokens.
Capabilities
Input Modalities
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Output Modalities
text
Limits
Context Window
1.0M
Tokens
Input Limit
1.0M
Tokens
Max Output
128K
Tokens
Pricing
Standard (per 1M tokens)
Input
$0.10
Output
$0.50
Caching (per 1M tokens)
Read
$0.01
Write
$0.13
Frequently Asked Questions
Claude Haiku 5.5 (Anthropic) by LLM Gateway costs $0.10 per 1M input tokens and $0.50 per 1M output tokens. Cached reads cost $0.01 per 1M tokens. Cache writes cost $0.13 per 1M tokens.
Model Details
ID
anthropic/claude-haiku-5-5
Provider
LLM GatewayFamily
claude-haiku
Release Date
Oct 7, 2026
Knowledge Cutoff
Jun 1, 2026
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
LLMGATEWAY_API_KEY
API Base URL
https://api.llmgateway.io/v1