Zukko documentation
One key for Claude, GPT, Gemini, DeepSeek and other models. Connect your tool in 5 minutes or build models into your product through an OpenAI- and Anthropic-compatible API.
Where to start?
Pick how you'll use Zukko and we'll show the right guide.
Through a ready-made tool
Paste the key and address into the tool's settings and it runs on Zukko models.
- You code with AI in a terminal or an editor
- You want Claude or GPT in Cursor, VS Code, Codex
Through the API in your code
Use the official OpenAI or Anthropic SDK — only the address and key change.
- You're building a bot, a service or an automation
- You're moving from the OpenAI or Anthropic API
Up and running in three steps
Top up from $1. You pay only for the tokens you use.
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Connect Zukko to your tool
Step-by-step guides: where to paste the key and address, and which model to pick.
An AI coder in the command line. Two environment variables.
The same Claude Code as a panel in the editor.
Your key and address in Cursor's model settings.
OpenAI's coding agent: GPT in the command line.
An agent that writes code and runs commands.
Modes: code, architect, ask.
Another VS Code agent — same setup.
An open-source coding agent in the terminal.
Plug in Zukko models as the provider.
Zukko as a custom provider in settings.
Any model right on the site — no code.
What goes where if there's a custom API field.
Copy, then paste your key
Settings for popular tools and a code sample — just replace fetch_... with your key.
1# add to ~/.zshrc or ~/.bashrc2export ANTHROPIC_BASE_URL="https://api.zukko.pro"3export ANTHROPIC_AUTH_TOKEN="fetch_..."4 5# start Claude Code in your project folder6claudeWhat you can build
Ready-made recipes: the result, a diagram, steps, code and what it costs.
Bots and support5
Telegram bot with AIBeginner· 15 minAssistant bot with memoryBeginner· blog articleSupport bot on a knowledge baseBeginner· 25 minAnswers from your documentsAdvanced· 30 minGenerate and edit imagesIntermediate· 20 minCustom use13
Which model to pick and what it costs
Pay as you go. No subscriptions — your balance never expires.
| Model | Strength | Price per 1M: in → outPer 1M |
|---|---|---|
Cl Claude Opus 5.5 claude-opus-5-5 | $0.80 → $4 | |
Cl Claude Sonnet 5.5 claude-sonnet-5-5 | $0.40 → $2 | |
GP GPT-6 Astra gpt-6-astra | $0.62 → $3.05 | |
GP GPT-6.1 Sol gpt-6.1-sol | $0.27 → $1.32 |
API reference
Compatible with the official OpenAI and Anthropic SDKs — move your code without rewriting it.
Docs for your AI assistant
Load the file into ChatGPT, Claude or Cursor and the assistant will answer from our docs.
Something not working?
Common errors, answers and live support.