Zed

{
  "assistant": {
    "default_model": {
      "provider": "anthropic",
      "model": "claude-sonnet-4.6"
    },
    "version": "2"
  },
  "language_models": {
    "anthropic": {
      "api_url": "https://api.east-api-3.org",
      "available_models": [
        { "name": "claude-haiku-4.5",  "max_tokens": 200000 },
        { "name": "claude-sonnet-4.6", "max_tokens": 200000 },
        { "name": "claude-opus-4.7",   "max_tokens": 200000 }
      ]
    }
  }
}

export ANTHROPIC_API_KEY="sk-ant-api03-..."
zed .