Files
dev/third_party/pi/packages/coding-agent/examples/extensions/system-prompt-header.ts
alexion 4def357d09 chore(vendor): import pi 0.85.1
Imported as a linear vendor commit so forge rebases do not replay the upstream root tree.

git-subtree-dir: third_party/pi

git-subtree-split: d981de1229ef899957bbe968bc8dcda02a21f477
2026-09-14 10:48:47 -04:00

18 lines
528 B
TypeScript

/**
* Displays a status widget showing the system prompt length.
*
* Demonstrates ctx.getSystemPrompt() for accessing the effective system prompt.
*/
import type { ExtensionAPI } from "@earendil-works/pi-coding-agent";
export default function (pi: ExtensionAPI) {
pi.on("agent_start", (_event, ctx) => {
const prompt = ctx.getSystemPrompt();
ctx.ui.setStatus("system-prompt", `System: ${prompt.length} chars`);
});
pi.on("session_shutdown", (_event, ctx) => {
ctx.ui.setStatus("system-prompt", undefined);
});
}