Use AI Gateway as the backend for Claude Code. Configure your provider in Claude Code settings.
Add the following to ~/.claude/settings.json:
{
"$schema": "https://json.schemastore.org/claude-code-settings.json",
"env": {
"ANTHROPIC_BASE_URL": "https://your-domain.com/api/ai/v1/anthropic",
"ANTHROPIC_API_KEY": "YOUR_API_KEY",
"CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC": "1",
"CLAUDE_CODE_DISABLE_UNKNOWN_MODEL_WINDOW_ENFORCEMENT": "1"
},
"skipDangerousModePermissionPrompt": true,
"model": "glm-5.3"
}claude --print "say hi"Available models: https://your-domain.com/sk/models