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Retire the Campus model #17

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Merged
DIodide merged 1 commit into from
Sep 1, 2026
Merged

Retire the Campus model #17

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13 changes: 9 additions & 4 deletions app/src/client/lib/store.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import { useSyncExternalStore } from "react";
import {
DEFAULT_APPS,
PI_MODELS,
type AppKey,
type PiModel,
type PiSettings,
Expand Down Expand Up @@ -64,10 +65,14 @@ function getPrefs(netid: string): Prefs {
if (!prefsCache.has(netid)) {
try {
const raw = localStorage.getItem(prefsKey(netid));
prefsCache.set(
netid,
raw ? { ...DEFAULT_PREFS, ...JSON.parse(raw) } : DEFAULT_PREFS
);
const merged: Prefs = raw
? { ...DEFAULT_PREFS, ...JSON.parse(raw) }
: DEFAULT_PREFS;
// A retired model choice (e.g. the old "campus") falls back to default.
if (!PI_MODELS.some((m) => m.value === merged.model)) {
merged.model = DEFAULT_PREFS.model;
}
prefsCache.set(netid, merged);
} catch {
prefsCache.set(netid, DEFAULT_PREFS);
}
Expand Down
16 changes: 8 additions & 8 deletions app/src/server/pi.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -37,8 +37,6 @@ export type PiState = {

const CLAUDE_MODELS = new Set(["claude-opus-5", "claude-sonnet-5"]);
const DEFAULT_CLAUDE_MODEL = "claude-opus-5";
/** Free-plan-compatible Workers AI model with solid tool calling. */
const CAMPUS_MODEL = "@cf/zai-org/glm-4.7-flash";

/** The apps PI may ask a student to switch on. */
const APP_KEYS = PI_APPS.map((a) => a.key) as [AppKey, ...AppKey[]];
Expand Down Expand Up @@ -153,13 +151,15 @@ export class Pi extends Think<Env, PiState> {
const settings = this.getConfig<PiSettings>();
const preference = settings?.model ?? DEFAULT_CLAUDE_MODEL;
const key = this.env.ANTHROPIC_API_KEY;
if (preference !== "campus" && key) {
const model = CLAUDE_MODELS.has(preference)
? preference
: DEFAULT_CLAUDE_MODEL;
return createAnthropic({ apiKey: key })(model);
if (!key) {
// No silent fallback model: fail the turn loudly so ops notices.
throw new Error("ANTHROPIC_API_KEY is not configured");
}
return CAMPUS_MODEL;
// Stale configs may still carry the retired "campus" preference.
const model = CLAUDE_MODELS.has(preference)
? preference
: DEFAULT_CLAUDE_MODEL;
return createAnthropic({ apiKey: key })(model);
}

getSystemPrompt() {
Expand Down
5 changes: 2 additions & 3 deletions app/src/shared/apps.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -177,13 +177,12 @@ export function countConnected(

export const DEFAULT_ENGINE_BASE = "https://junction-engine.tigerapps.org";

/** Models the switcher offers. Claude models fall back to campus without a key. */
export type PiModel = "claude-opus-5" | "claude-sonnet-5" | "campus";
/** Models the switcher offers. */
export type PiModel = "claude-opus-5" | "claude-sonnet-5";

export const PI_MODELS: Array<{ value: PiModel; label: string }> = [
{ value: "claude-opus-5", label: "Opus 5, sharpest" },
{ value: "claude-sonnet-5", label: "Sonnet 5, quicker" },
{ value: "campus", label: "Campus, lightest" },
];

/** Settings the client pushes to a Pi agent instance. */
Expand Down
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