Files
clawdbot/src/agents/context.ts
2026-01-04 14:38:51 +00:00

39 lines
1.4 KiB
TypeScript

// Lazy-load pi-coding-agent model metadata so we can infer context windows when
// the agent reports a model id. This includes custom models.json entries.
import { loadConfig } from "../config/config.js";
import { resolveClawdbotAgentDir } from "./agent-paths.js";
import { ensureClawdbotModelsJson } from "./models-config.js";
type ModelEntry = { id: string; contextWindow?: number };
const MODEL_CACHE = new Map<string, number>();
const loadPromise = (async () => {
try {
const { discoverAuthStorage, discoverModels } = await import(
"@mariozechner/pi-coding-agent"
);
const cfg = loadConfig();
await ensureClawdbotModelsJson(cfg);
const agentDir = resolveClawdbotAgentDir();
const authStorage = discoverAuthStorage(agentDir);
const modelRegistry = discoverModels(authStorage, agentDir);
const models = modelRegistry.getAll() as ModelEntry[];
for (const m of models) {
if (!m?.id) continue;
if (typeof m.contextWindow === "number" && m.contextWindow > 0) {
MODEL_CACHE.set(m.id, m.contextWindow);
}
}
} catch {
// If pi-ai isn't available, leave cache empty; lookup will fall back.
}
})();
export function lookupContextTokens(modelId?: string): number | undefined {
if (!modelId) return undefined;
// Best-effort: kick off loading, but don't block.
void loadPromise;
return MODEL_CACHE.get(modelId);
}