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LLM Gateway

Claude Haiku 4.5 (latest) API

LLM Gateway
About

Integrate multimodal vision capabilities using Claude Haiku 4.5 (latest), designed to process both text and images seamlessly. This model delivers available completely free of charge, native tool calling support. Access Claude Haiku 4.5 (latest) via the LLM Gateway API with up to 200K output tokens.

Capabilities

Input Modalities

textimage

Output Modalities

text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Supported
Limits
Context Window
200K

Tokens

Input Limit
200K

Tokens

Max Output
200K

Tokens

Pricing

Standard (per 1M tokens)

Input
Free
Output
Free
Frequently Asked Questions

Claude Haiku 4.5 (latest) by LLM Gateway costs Free per 1M input tokens and Free per 1M output tokens.

Model Details
ID
claude-haiku-4-5-free
Provider
LLM Gateway
Family
claude-haiku
Release Date
Oct 15, 2025
Knowledge Cutoff
Feb 28, 2025
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
LLMGATEWAY_API_KEY
API Base URL
https://api.llmgateway.io/v1
Documentation