Cheap Claude Opus 4.6 API
The Opus line is Claude's top tier for hard code and long agent runs. Pricier than Sonnet, but it's the one you reach for when a long task has to hold together. Through cheapai it's available via an OpenAI-compatible API from $0.66 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 | $0.66 |
| Output / 1M | $3.30 |
| Cache read / 1M | $0.07 |
| Cache write / 1M | $0.83 |
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 Opus 4.6
- 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
https://api.cheapai.io/v1 (no CDN)
API key: sk-... (from /keys)
Model: claude-opus-4-6Works with Cursor, Claude Code, Cline, Codex and any OpenAI-compatible SDK. Setup guides →
FAQ
How much does Claude Opus 4.6 cost via cheapai?
$0.66 per 1M tokens for input, $3.30/1M for output — about 87% below Anthropic's official price.
How do I connect Claude Opus 4.6?
Point your tool's base URL to https://cheapai.io/v1, create an API key at cheapai.io/keys, and use model "claude-opus-4-6". It works with Cursor, Claude Code, Cline and any OpenAI-compatible SDK. The same API is also reachable without a CDN at https://api.cheapai.io/v1 — use that one for long requests that stay silent before answering.
Claude Opus 4.6 API pricing — what exactly am I charged for?
Tokens, nothing else: $0.66 per 1M tokens you send in, $3.30 per 1M the model writes back, and $0.07 per 1M read from prompt cache. No subscription, no per-request fee, and the balance doesn't expire.
Is Claude Opus 4.6 cheaper here than buying it direct?
Yes — about 87% cheaper on input than Anthropic charges, and the price above is what you actually pay, with no minimum monthly spend.
Do I need a VPN?
No — cheapai works without a VPN and takes ₽, USDT and cards.