Cheap Claude Haiku 4.5 API
Haiku is the fastest and cheapest Claude. It's the pick for speed and volume — completions, simple agent steps, classification — and it's smarter than you'd expect at this tier. Through cheapai it's available via an OpenAI-compatible API from $0.13/1M per 1M tokens, roughly 87% cheaper than Anthropic's official price. No VPN, pay in ₽, USDT or by card, and it works out of the box with Cursor, Claude Code, Cline and any OpenAI SDK.
| Input / 1M | $0.13 |
| Output / 1M | $0.67 |
| Cache read / 1M | $0.01 |
| Cache write / 1M | $0.17 |
What it's good for
- agentic coding in Claude Code and Cursor
- refactoring and reviewing large codebases
- long documents and analysis up to 1M-token context
How to connect Claude Haiku 4.5
- 1. Register and top up: cheapai.io/register
- 2. Create an API key: cheapai.io/keys
- 3. Point your tool to our API:
Base URL: https://cheapai.io/v1 API key: sk-... (from /keys) Model: claude-haiku-4-5-20251001
Works with Cursor, Claude Code, Cline, Codex and any OpenAI-compatible SDK. Setup guides →
FAQ
How much does Claude Haiku 4.5 cost via cheapai?
$0.13/1M per 1M tokens for input, $0.67/1M for output — about 87% below Anthropic's official price.
How do I connect Claude Haiku 4.5?
Point your tool's base URL to https://cheapai.io/v1, create an API key at cheapai.io/keys, and use model "claude-haiku-4-5-20251001". It works with Cursor, Claude Code, Cline and any OpenAI-compatible SDK.
Do I need a VPN?
No — cheapai works without a VPN and takes ₽, USDT and cards.