Agent harness plugins

import type { AgentHarness } from "openclaw/plugin-sdk/agent-harness";
import { definePluginEntry } from "openclaw/plugin-sdk/plugin-entry";

const myHarness: AgentHarness = {
  id: "my-harness",
  label: "My native agent harness",

  supports(ctx) {
    return ctx.provider === "my-provider"
      ? { supported: true, priority: 100 }
      : { supported: false };
  },

  async runAttempt(params) {
    // Start or resume your native thread.
    // Use params.prompt, params.tools, params.images, params.onPartialReply,
    // params.onAgentEvent, and the other prepared attempt fields.
    return await runMyNativeTurn(params);
  },
};

export default definePluginEntry({
  id: "my-native-agent",
  name: "My Native Agent",
  description: "Runs selected models through a native agent daemon.",
  register(api) {
    api.registerAgentHarness(myHarness);
  },
});

{
  "models": {
    "providers": {
      "openai": {
        "agentRuntime": {
          "id": "codex"
        }
      }
    }
  },
  "agents": {
    "defaults": {
      "model": "openai/gpt-5.5"
    }
  }
}

{
  "agents": {
    "defaults": {
      "model": "anthropic/claude-opus-4-7",
      "models": {
        "anthropic/claude-opus-4-7": {
          "agentRuntime": {
            "id": "claude-cli"
          }
        }
      }
    }
  }
}

{
  "agents": {
    "list": [
      {
        "id": "codex-only",
        "model": "openai/gpt-5.5",
        "models": {
          "openai/gpt-5.5": {
            "agentRuntime": { "id": "codex" }
          }
        }
      }
    ]
  }
}

{
  "agents": {
    "defaults": {
      "agentRuntime": {
        "id": "codex"
      }
    }
  }
}