Integrations
Models and tools
Use the AI you already pay for or run yourself, and give agents the tools your projects need.
Model providers
Connect the models you already use or pay for.
ChatGPT subscription Use your ChatGPT subscription for a coding agent with no API key: sign-in steps for Codex CLI, OpenCode and Contenox, which plans include it, and the limits.
GitHub Copilot subscription Use your GitHub Copilot subscription outside VS Code: sign-in steps for OpenCode, Codex and Contenox, which plans you need, and how AI Credits are billed.
Anthropic (Claude) Run a Claude coding agent on Windows: Claude Code with a subscription or API key, OpenCode with a key, why Codex can't, plus models, billing and key errors.
Gemini Set up a Gemini coding agent: AI Studio key in OpenCode, Antigravity CLI or Contenox, why Claude Code and Codex can't, free-tier data use, models and 429 fixes.
DeepSeek Set up a DeepSeek coding agent: DeepSeek Harness, or your API key in OpenCode, Codex CLI, Claude Code or Contenox, plus models, errors and where your code goes.
Qwen Set up a Qwen coding agent: Qwen Code, or your Alibaba Cloud key in Claude Code, Codex CLI, OpenCode, Cline or Contenox, plus models, errors and data region.
Alibaba Cloud Model Studio Alibaba Cloud Model Studio for coding agents: Token Plan, Coding Plan or pay-as-you-go, which endpoint each agent needs, regions, API keys and config files.
OpenAI API Set up an OpenAI API coding agent: add your key to Codex CLI, OpenCode or Contenox, how API billing differs from ChatGPT, which GPT model to pick, 429 fixes.
OpenRouter Use OpenRouter with a coding agent: setup for Claude Code, Codex CLI and OpenCode, a capped API key, models that call tools well, and 401 and 402 fixes.
Mistral Set up a Mistral coding agent: your API key in Vibe, OpenCode, Codex CLI or Contenox, why Claude Code can't, which model suits agent work, and free vs paid use.
AWS Bedrock Run an AWS Bedrock coding agent: setup for Claude Code, Codex CLI and OpenCode, the IAM permissions and model access it needs, and AccessDenied fixes.
Vertex AI (Google) Run a Vertex AI coding agent on your Google Cloud project: Claude Code, Codex CLI and OpenCode setup, the roles you need, global vs regional, and 403 fixes.
Ollama Use an Ollama coding agent on your own computer: setup for Claude Code, Codex CLI and OpenCode, models that call tools, the context length fix, and errors.
Local models Run a local AI coding agent on your own hardware: Ollama or vLLM, setup for Claude Code, Codex CLI and OpenCode, memory needs, and models that call tools.
vLLM Run a vLLM coding agent on your own GPU server: serve flags for tool calls, the right parser, and setup for Claude Code, Codex CLI and OpenCode, plus errors.
Tools
Give agents tools through MCP and your own APIs.
MCP servers How to add an MCP server in Claude Code, Codex, OpenCode and Contenox: local and remote servers, sign-in, per-chat switches, hiding single tools, and permissions.
Built-in tools Contenox permissions explained: what agents may read, change and run without asking, what asks first, what is blocked, and how to change the rules.
OpenAPI services Turn an OpenAPI spec into AI agent tools: Contenox makes each operation a tool, with tokens, logins and permissions. What Claude Code and Codex need.