earendil-works/pi · error

Anthropic authentication did not complete.

Error message

Anthropic authentication did not complete.

What it means

Error "Anthropic authentication did not complete." thrown in earendil-works/pi.

Source

Thrown at packages/ai/src/auth/oauth/anthropic.ts:127

				resolveWait(value);
			};
		});

		const server = createServer((req, res) => {
			try {
				const url = new URL(req.url || "", "http://localhost");
				if (url.pathname !== CALLBACK_PATH) {
					res.writeHead(404, { "Content-Type": "text/html; charset=utf-8" });
					res.end(oauthErrorHtml("Callback route not found."));
					return;
				}

				const code = url.searchParams.get("code");
				const state = url.searchParams.get("state");
				const error = url.searchParams.get("error");

				if (error) {
					res.writeHead(400, { "Content-Type": "text/html; charset=utf-8" });
					res.end(oauthErrorHtml("Anthropic authentication did not complete.", `Error: ${error}`));
					return;
				}

				if (!code || !state) {
					res.writeHead(400, { "Content-Type": "text/html; charset=utf-8" });
					res.end(oauthErrorHtml("Missing code or state parameter."));
					return;
				}

				if (state !== expectedState) {
					res.writeHead(400, { "Content-Type": "text/html; charset=utf-8" });
					res.end(oauthErrorHtml("State mismatch."));
					return;
				}

				res.writeHead(200, { "Content-Type": "text/html; charset=utf-8" });
				res.end(oauthSuccessHtml("Anthropic authentication completed. You can close this window."));

View on GitHub (pinned to 4af9d21d3b)

Solutions

1. Anthropic authentication did not complete; retry the OAuth login flow.

When it happens

Trigger: Thrown at packages/ai/src/auth/oauth/anthropic.ts:127 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Authentication and authorization failures — expired tokens, bad credentials, and missing scopes.

AI-assisted analysis of earendil-works/pi@4af9d21d3b (2026-08-24). Data as JSON: /api/errors/c7e748e5b4e5f9b8. Report an issue: GitHub.