fix: count claude-code as configured when the CLI is installed

src/server/model-catalog.ts

@@ -43,6 +43,7 @@ import type {
 } from "../core/contracts/models.ts";
 import type { EffectiveModelSpec, EffectiveSlot } from "../core/settings-resolution.ts";
 import { AUTH_PROVIDER_KEYS } from "../core/auth-keys.ts";
+import { getClaudeBinary } from "../agent/claude-code/binary.ts";
 import { CLAUDE_CODE_PROVIDER } from "../agent/claude-code/constants.ts";
 import { BACKGROUND_MODEL_ROLES, MODEL_SLOTS, type BackgroundModelRole, type ModelSlotName, type ModelsSettings } from "../core/settings.ts";
 
@@ -135,15 +136,19 @@ export function catalogProviders(): CatalogProvider[] {
 		id: p.id,
 		envVar: p.envVar,
 		keyPresent: keyValue(p.envVar) !== undefined,
-	})).concat([{ id: "chatgpt", envVar: "", keyPresent: chatGPTConnected() }]).sort((a, b) => a.id.localeCompare(b.id));
+	}))
+		.concat([
+			{ id: "chatgpt", envVar: "", keyPresent: chatGPTConnected() },
+			{ id: CLAUDE_CODE_PROVIDER, envVar: "", keyPresent: getClaudeBinary() !== null },
+		])
+		.sort((a, b) => a.id.localeCompare(b.id));
 }
 
 /** The providers whose key is present — the picker federates exactly
  *  these (a keyless provider's models are unreachable by design; the
- *  Keys page is the discovery surface, same discipline as search), plus
- *  claude-code, which runs on the local CLI's subscription and takes no key. */
+ *  Keys page is the discovery surface, same discipline as search). */
 function keyedProviderIds(): Set<string> {
-	return new Set([...catalogProviders().filter((p) => p.keyPresent).map((p) => p.id), CLAUDE_CODE_PROVIDER]);
+	return new Set(catalogProviders().filter((p) => p.keyPresent).map((p) => p.id));
 }
 
 /** Project one catalog model to the client DTO. */

tests/model-catalog.test.ts

@@ -1,3 +1,6 @@
+import * as fs from "node:fs";
+import * as os from "node:os";
+import * as path from "node:path";
 import { describe, it } from "node:test";
 import assert from "node:assert/strict";
 import {
@@ -329,16 +332,60 @@ describe("pi thinking truth (pinned against pi-ai upgrades)", () => {
 		assert.throws(() => piEngineFor("prober"), /no configured model for role "prober"/);
 	});
 });
+/** Runs fn with PATH and HOME pointed at a temp dir, so the CLI lookup only
+ *  finds a claude binary when installed is true. */
+function withClaudeInstalled(installed: boolean, fn: () => void): void {
+	const dir = fs.mkdtempSync(path.join(os.tmpdir(), "claude-catalog-"));
+	const saved = { PATH: process.env.PATH, HOME: process.env.HOME, npm_config_prefix: process.env.npm_config_prefix };
+
+	if (installed) fs.writeFileSync(path.join(dir, "claude"), "#!/bin/sh\n", { mode: 0o755 });
+	process.env.PATH = dir;
+	process.env.HOME = dir;
+	delete process.env.npm_config_prefix;
+
+	try {
+		fn();
+	} finally {
+		for (const [name, value] of Object.entries(saved)) {
+			if (value === undefined) delete process.env[name];
+			else process.env[name] = value;
+		}
+		fs.rmSync(dir, { recursive: true, force: true });
+	}
+}
+
 describe("the claude-code provider (subscription CLI, no key)", () => {
-	it("modelCatalog() lists claude-code opus/sonnet/haiku with no keys saved", () => {
-		const ids = modelCatalog()
-			.models.filter((m) => m.provider === "claude-code")
-			.map((m) => m.id);
-		assert.deepEqual(ids, ["haiku", "opus", "sonnet"]);
+	it("modelCatalog() lists claude-code opus/sonnet/haiku when the CLI is installed", () => {
+		withClaudeInstalled(true, () => {
+			const ids = modelCatalog()
+				.models.filter((m) => m.provider === "claude-code")
+				.map((m) => m.id);
+			assert.deepEqual(ids, ["haiku", "opus", "sonnet"]);
+		});
 	});
 
-	it("catalogContextLimits() has claude-code:opus", () => {
-		assert.ok((catalogContextLimits().get("claude-code:opus") ?? 0) > 0);
+	it("catalogProviders() marks claude-code present when the CLI is installed", () => {
+		withClaudeInstalled(true, () => {
+			const row = catalogProviders().find((p) => p.id === "claude-code");
+			assert.deepEqual(row, { id: "claude-code", envVar: "", keyPresent: true });
+		});
+	});
+
+	it("catalogProviders() marks claude-code absent and modelCatalog() hides it when the CLI is missing", () => {
+		withClaudeInstalled(false, () => {
+			const row = catalogProviders().find((p) => p.id === "claude-code");
+			assert.equal(row?.keyPresent, false);
+			assert.equal(
+				modelCatalog().models.some((m) => m.provider === "claude-code"),
+				false,
+			);
+		});
+	});
+
+	it("catalogContextLimits() has claude-code:opus when the CLI is installed", () => {
+		withClaudeInstalled(true, () => {
+			assert.ok((catalogContextLimits().get("claude-code:opus") ?? 0) > 0);
+		});
 	});
 
 	it('piEngineForSpec({ provider: "claude-code", id: "sonnet" }) resolves', () => {