claude.ai has the same Cloudflare TLS fingerprinting protection as chatgpt.com. Apply the same fix: curl_cffi impersonate=chrome120, remove base class User-Agent to avoid JA3/UA mismatch. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>