Blocker report
Which websites block AI agents with two-factor checks that need the user present?
The site asks for a one-time code, device approval, or another second factor that only the account holder should complete.
Coverage
Search-ready- 61
- affected site-tasks
- 191
- observations
Last verified Jun 16, 2026. Based on 191 observations.
What site owners can do instead
Offer a documented user-present checkpoint and make the next step clear once the account holder approves.
What agent builders should expect
Keep the user nearby for sign-in and resume only after the account holder completes the challenge.
Evidence-linked site-tasks
Affected websites and tasks
| Site-task | AES | Confidence | Last verified | Evidence |
|---|---|---|---|---|
| My Clevelandclinic healthcare_admin.book_appointment | 41 | Low confidence, 4 observations | Jun 16, 2026 | recipe://healthcare_admin.book_appointment/clevelandclinic-mychart/v1 |
| Capitalone finance_bills.update_autopay | 46 | Low confidence, 2 observations | Jun 16, 2026 | recipe://finance_bills.update_autopay/capitalone-setup-autopay/v1 |
| Bankofamerica finance_bills.dispute_charge | 48 | Low confidence, 2 observations | Jun 16, 2026 | recipe://finance_bills.dispute_charge/bofa-dispute-charge/v1 |
| Zoom subscriptions.request_refund | 55 | Low confidence, 2 observations | Jun 16, 2026 | recipe://subscriptions.request_refund/zoom-cancel-subscription/v1 |
| Chase finance_bills.download_statement | 57 | Low confidence, 2 observations | Jun 16, 2026 | recipe://finance_bills.download_statement/chase-paperless-statements/v1 |
| Atlassian business_ops.cancel_vendor | 58 | Low confidence, 2 observations | Jun 16, 2026 | recipe://business_ops.cancel_vendor/atlassian-cancel-subscription/v1 |
| Tenantcloud real_estate_moving.tenant_portal_lookup | 60 | Low confidence, 4 observations | Jun 16, 2026 | recipe://tenantcloud.com/real_estate_moving.tenant_portal_lookup/public-preflight-v1 |
| Slack dev_saas_api.create_webhook | 62 | Low confidence, 2 observations | Jun 16, 2026 | recipe://dev_saas_api.create_webhook/slack-incoming-webhooks/v1 |
| Spirit travel.manage_flight_reservation | 63 | Low confidence, 6 observations | Jun 16, 2026 | recipe://spirit.com/travel.manage_flight_reservation/public-preflight-v1 |
| Aeromexico travel.manage_flight_reservation | 65 | Low confidence, 3 observations | Jun 16, 2026 | recipe://aeromexico.com/travel.manage_flight_reservation/public-preflight-v1 |
| Aveloair travel.manage_flight_reservation | 65 | Low confidence, 4 observations | Jun 16, 2026 | recipe://aveloair.com/travel.manage_flight_reservation/public-preflight-v1 |
| Proof legal_admin.online_notarization | 65 | Low confidence, 3 observations | Jun 16, 2026 | recipe://proof.com/legal_admin.online_notarization/public-preflight-v1 |
| Realpage real_estate_moving.tenant_portal_lookup | 65 | Low confidence, 4 observations | Jun 16, 2026 | recipe://realpage.com/real_estate_moving.tenant_portal_lookup/public-preflight-v1 |
| Amazon subscriptions.cancel | 66 | Low confidence, 3 observations | Jun 16, 2026 | recipe://subscriptions.cancel/amazon-prime-cancel-news/v1 |
| Adobe subscriptions.cancel | 67 | Low confidence, 3 observations | Jun 16, 2026 | recipe://subscriptions.cancel/adobe-cancel-plan/v1 |
| Jetblue travel.manage_flight_reservation | 67 | Low confidence, 5 observations | Jun 16, 2026 | recipe://jetblue.com/travel.manage_flight_reservation/public-preflight-v1 |
| Sce real_estate_moving.transfer_utilities | 67 | Low confidence, 2 observations | Jun 16, 2026 | recipe://real_estate_moving.transfer_utilities/sce-start-stop-move/v1 |
| Twilio dev_saas_api.generate_api_key | 68 | Low confidence, 2 observations | Jun 16, 2026 | recipe://dev_saas_api.generate_api_key/twilio-api-keys/v1 |
| Avail real_estate_moving.tenant_portal_lookup | 69 | Low confidence, 3 observations | Jun 16, 2026 | recipe://avail.co/real_estate_moving.tenant_portal_lookup/public-preflight-v1 |
| Turbotenant real_estate_moving.tenant_portal_lookup | 69 | Low confidence, 3 observations | Jun 16, 2026 | recipe://turbotenant.com/real_estate_moving.tenant_portal_lookup/public-preflight-v1 |
| Appfolio real_estate_moving.tenant_portal_lookup | 70 | Low confidence, 3 observations | Jun 16, 2026 | recipe://appfolio.com/real_estate_moving.tenant_portal_lookup/public-preflight-v1 |
| Hawaiianairlines travel.manage_flight_reservation | 70 | Low confidence, 4 observations | Jun 16, 2026 | recipe://hawaiianairlines.com/travel.manage_flight_reservation/public-preflight-v1 |
| The New York Times subscriptions.cancel | 70 | Low confidence, 3 observations | Jun 16, 2026 | recipe://nytimes.com/subscriptions.cancel/public-preflight-v1 |
| Suncountry travel.manage_flight_reservation | 70 | Low confidence, 4 observations | Jun 16, 2026 | recipe://suncountry.com/travel.manage_flight_reservation/public-preflight-v1 |
| Virginatlantic travel.manage_flight_reservation | 70 | Low confidence, 3 observations | Jun 16, 2026 | recipe://virginatlantic.com/travel.manage_flight_reservation/public-preflight-v1 |
| Copaair travel.manage_flight_reservation | 72 | Low confidence, 3 observations | Jun 16, 2026 | recipe://copaair.com/travel.manage_flight_reservation/public-preflight-v1 |
| Flexmls real_estate_moving.tenant_portal_lookup | 72 | Low confidence, 3 observations | Jun 16, 2026 | recipe://flexmls.com/real_estate_moving.tenant_portal_lookup/public-preflight-v1 |
| Marriott travel.manage_hotel_reservation | 72 | Low confidence, 4 observations | Jun 16, 2026 | recipe://marriott.com/travel.manage_hotel_reservation/public-preflight-v1 |
| Emirates travel.manage_flight_reservation | 73 | Low confidence, 4 observations | Jun 16, 2026 | recipe://emirates.com/travel.manage_flight_reservation/public-preflight-v1 |
| Westjet travel.manage_flight_reservation | 73 | Low confidence, 3 observations | Jun 16, 2026 | recipe://westjet.com/travel.manage_flight_reservation/public-preflight-v1 |
| Youtube subscriptions.cancel | 73 | Low confidence, 2 observations | Jun 16, 2026 | recipe://subscriptions.cancel/youtube-premium-cancel/v1 |
| Aircanada travel.manage_flight_reservation | 74 | Low confidence, 4 observations | Jun 16, 2026 | recipe://aircanada.com/travel.manage_flight_reservation/public-preflight-v1 |
| Alaskaair travel.manage_flight_reservation | 74 | Low confidence, 3 observations | Jun 16, 2026 | recipe://alaskaair.com/travel.manage_flight_reservation/public-preflight-v1 |
| Delta travel.manage_flight_reservation | 74 | Low confidence, 4 observations | Jun 16, 2026 | recipe://delta.com/travel.manage_flight_reservation/public-preflight-v1 |
| Flyfrontier travel.manage_flight_reservation | 74 | Low confidence, 4 observations | Jun 16, 2026 | recipe://flyfrontier.com/travel.manage_flight_reservation/public-preflight-v1 |
| Southwest travel.manage_flight_reservation | 74 | Low confidence, 4 observations | Jun 16, 2026 | recipe://southwest.com/travel.manage_flight_reservation/public-preflight-v1 |
| AMC+ subscriptions.cancel | 75 | Low confidence, 3 observations | Jun 16, 2026 | recipe://amcplus.com/subscriptions.cancel/public-preflight-v1 |
| Cloudflare business_ops.download_invoices | 75 | Low confidence, 2 observations | Jun 16, 2026 | recipe://business_ops.download_invoices/cloudflare-invoices/v1 |
| Apple subscriptions.cancel | 77 | Low confidence, 3 observations | Jun 16, 2026 | recipe://subscriptions.cancel/apple-cancel-subscription/v1 |
| Login legal_admin.understand_gov_identity | 77 | Low confidence, 4 observations | Jun 16, 2026 | recipe://login.gov/legal_admin.understand_gov_identity/public-preflight-v1 |
| Microsoft subscriptions.cancel | 77 | Low confidence, 3 observations | Jun 16, 2026 | recipe://subscriptions.cancel/microsoft-365-cancel/v1 |
| Todoist subscriptions.cancel | 77 | Low confidence, 3 observations | Jun 16, 2026 | recipe://todoist.com/subscriptions.cancel/public-preflight-v1 |
| Dropbox subscriptions.downgrade | 78 | Low confidence, 2 observations | Jun 16, 2026 | recipe://subscriptions.downgrade/dropbox-downgrade-individual/v1 |
| Linear business_ops.update_seats | 78 | Low confidence, 2 observations | Jun 16, 2026 | recipe://business_ops.update_seats/linear-members-roles/v1 |
| Audible subscriptions.cancel | 79 | Low confidence, 3 observations | Jun 16, 2026 | recipe://audible.com/subscriptions.cancel/public-preflight-v1 |
| Dropbox subscriptions.cancel | 79 | Low confidence, 4 observations | Jun 16, 2026 | recipe://dropbox.com/subscriptions.cancel/public-preflight-v1 |
| GitLab subscriptions.cancel | 79 | Low confidence, 3 observations | Jun 16, 2026 | recipe://gitlab.com/subscriptions.cancel/public-preflight-v1 |
| Grammarly subscriptions.cancel | 79 | Low confidence, 3 observations | Jun 16, 2026 | recipe://grammarly.com/subscriptions.cancel/public-preflight-v1 |
| Notion subscriptions.cancel | 79 | Low confidence, 4 observations | Jun 16, 2026 | recipe://notion.com/subscriptions.cancel/public-preflight-v1 |
| Zoom subscriptions.cancel | 79 | Low confidence, 3 observations | Jun 16, 2026 | recipe://zoom.us/subscriptions.cancel/public-preflight-v1 |
| LinkedIn subscriptions.cancel | 80 | Low confidence, 2 observations | Jun 16, 2026 | recipe://linkedin.com/subscriptions.cancel/public-preflight-v1 |
| Roku subscriptions.cancel | 81 | Low confidence, 3 observations | Jun 16, 2026 | recipe://roku.com/subscriptions.cancel/public-preflight-v1 |
| Sam legal_admin.register_entity_uei | 81 | Low confidence, 4 observations | Jun 16, 2026 | recipe://sam.gov/legal_admin.register_entity_uei/public-preflight-v1 |
| Apple TV subscriptions.cancel | 81 | Low confidence, 3 observations | Jun 16, 2026 | recipe://tv.apple.com/subscriptions.cancel/public-preflight-v1 |
| Uspto legal_admin.trademark_search_and_file | 81 | Low confidence, 4 observations | Jun 16, 2026 | recipe://uspto.gov/legal_admin.trademark_search_and_file/public-preflight-v1 |
| Duolingo subscriptions.cancel | 82 | Low confidence, 3 observations | Jun 16, 2026 | recipe://duolingo.com/subscriptions.cancel/public-preflight-v1 |
| Figma subscriptions.cancel | 82 | Low confidence, 3 observations | Jun 16, 2026 | recipe://figma.com/subscriptions.cancel/public-preflight-v1 |
| Hilton travel.manage_hotel_reservation | 82 | Low confidence, 3 observations | Jun 16, 2026 | recipe://hilton.com/travel.manage_hotel_reservation/public-preflight-v1 |
| Paramount+ subscriptions.cancel | 82 | Low confidence, 3 observations | Jun 16, 2026 | recipe://paramountplus.com/subscriptions.cancel/public-preflight-v1 |
| Peacock subscriptions.cancel | 82 | Low confidence, 2 observations | Jun 16, 2026 | recipe://peacocktv.com/subscriptions.cancel/public-preflight-v1 |
| Slack subscriptions.cancel | 82 | Low confidence, 3 observations | Jun 16, 2026 | recipe://slack.com/subscriptions.cancel/public-preflight-v1 |