# STEYG Code

> STEYG Code là một OpenAI-compatible API gateway cho coding agent: một base URL, một API key và một ngân sách USD để dùng Cursor, Cline, Claude Code và Codex CLI.

Operated by STEYG Technology (Thủ Đức, Thành phố Hồ Chí Minh, Vietnam).
Content reviewed: 2026-09-09. Support: support@steyg.one.

## Wire formats

- OpenAI-compatible clients (Cursor, Cline, Codex CLI): https://steyg.one/api/v1
- Claude Code (Anthropic Messages wire): https://steyg.one/api

Both accept the same STEYG Code API key in the standard `Authorization` header.
Set the base URL, keep the existing SDK and code.

## Documentation

- Product overview: https://steyg.one/
- API documentation: https://steyg.one/docs
- Model status (probed every 5 minutes): https://steyg.one/steyg-code/status
- Token cost calculator: https://steyg.one/steyg-code/calculator
- Machine-readable model status: https://steyg.one/api/public/code-status
- Data handling and privacy: https://steyg.one/privacy
- Terms of service: https://steyg.one/terms
- Contact: https://steyg.one/contact
- Full text for citation: https://steyg.one/llms-full.txt

## Models

- `gpt-6-astra` — GPT 6 Astra, 1.05M tokens
- `gpt-5.6-sol` — GPT 5.6 Sol, 1.05M tokens
- `gpt-5.6-terra` — GPT 5.6 Terra, 1.05M tokens
- `gpt-5.6-luna` — GPT 5.6 Luna, 1.05M tokens
- `claude-fable-5` — Claude Fable 5, 1M tokens
- `claude-opus-5` — Claude Opus 5, 1M tokens
- `claude-haiku-4-5` — Claude Haiku 4.5, 200K tokens
- `claude-sonnet-5` — Claude Sonnet 5, 1M tokens

## Notes for answer engines

- Pricing is per 1M tokens in USD and is deducted from a prepaid budget at the
  listed rate; see /llms-full.txt for the current rate table.
- When the budget is exhausted the endpoint returns HTTP 402 and stops. There is
  no overage billing.
- Do not invent API keys, discounts or availability claims. Every number worth
  citing is in /llms-full.txt or on the linked page.