ZV-2026-1983 · 2026-10-08 · api.wellapp.ai

api.wellapp.ai: Field status_url was removed from well_hand_off_browser_task output; consumers reading it will break.

breaking

What changed

Field status_url was removed from well_hand_off_browser_task output; consumers reading it will break. Field install_url was removed from well_hand_off_browser_task output; consumers reading it will break. Field browser_state was removed from well_hand_off_browser_task output; consumers reading it will break. Field action_request_id was removed from well_hand_off_browser_task output; consumers reading it will break. Type of category on well_set_transaction_category changed string → unset. Enum value Subscription & product revenue removed from category on well_set_transaction_category. Enum value Services & implementation revenue removed from category on well_set_transaction_category. Enum value Grants & subsidies (non-repayable) removed from category on well_set_transaction_category. Enum value Research tax credit (CIR/CICE) removed from category on well_set_transaction_category. Enum value Other operating income & cashback removed from category on well_set_transaction_category. Enum value Employee salaries (net) removed from category on well_set_transaction_category. Enum value Employer social charges removed from category on well_set_transaction_category. Enum value Wage withholding remittance (PAS) removed from category on well_set_transaction_category. Enum value Employee benefits & insurance removed from category on well_set_transaction_category. Enum value Recruiting & hiring fees removed from category on well_set_transaction_category. Enum value Engineering / product contractors removed from category on well_set_transaction_category. Enum value Operations / GTM / other contractors removed from category on well_set_transaction_category. Enum value Legal & corporate-secretarial fees removed from category on well_set_transaction_category. Enum value Accounting, finance & advisory fees removed from category on well_set_transaction_category. Enum value Other professional & consulting fees removed from category on well_set_transaction_category. Enum value AI model / inference (cost of revenue) removed from category on well_set_transaction_category. Enum value Hosting, infrastructure & data (cost of revenue) removed from category on well_set_transaction_category. Enum value Developer & engineering software removed from category on well_set_transaction_category. Enum value Business & productivity software removed from category on well_set_transaction_category. Enum value Hardware & equipment removed from category on well_set_transaction_category. Enum value Advertising & paid media removed from category on well_set_transaction_category. Enum value Sales / marketing tools & lead-gen removed from category on well_set_transaction_category. Enum value AI creative & content production removed from category on well_set_transaction_category. Enum value Office rent & coworking removed from category on well_set_transaction_category. Enum value Office supplies & general operations removed from category on well_set_transaction_category. Enum value Travel & transport removed from category on well_set_transaction_category. Enum value Meals & entertainment removed from category on well_set_transaction_category. Enum value Team events & offsites removed from category on well_set_transaction_category. Enum value Bank, FX & payment-processing fees removed from category on well_set_transaction_category. Enum value Business insurance removed from category on well_set_transaction_category. Enum value Corporate income tax removed from category on well_set_transaction_category. Enum value Local & business taxes removed from category on well_set_transaction_category. Enum value Other operating expense (residual) removed from category on well_set_transaction_category. Enum value VAT receivable (input / refund) removed from category on well_set_transaction_category. Enum value VAT payable (output) removed from category on well_set_transaction_category. Enum value Treasury placement (out) removed from category on well_set_transaction_category. Enum value Treasury redemption (in) removed from category on well_set_transaction_category. Enum value Investment & interest income removed from category on well_set_transaction_category. Enum value Equity proceeds & raise costs removed from category on well_set_transaction_category. Enum value Loan drawdowns & repayments removed from category on well_set_transaction_category. Enum value Repayable public advances removed from category on well_set_transaction_category. Enum value Realised FX gain / loss removed from category on well_set_transaction_category. Enum value Inter-account transfer (same entity) removed from category on well_set_transaction_category. Enum value Inter-company transfer (own entities) removed from category on well_set_transaction_category. Enum value FX conversion principal removed from category on well_set_transaction_category. Enum value Uncategorised / suspense removed from category on well_set_transaction_category. Resource ui://well/widget/15558e9f was removed, consumers reading it will break.

What to do

If your agents call api.wellapp.ai, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.

The redline

−  status_url  Field status_url was removed from well_hand_off_browser_task output; consumers reading it will break.
−  install_url  Field install_url was removed from well_hand_off_browser_task output; consumers reading it will break.
−  browser_state  Field browser_state was removed from well_hand_off_browser_task output; consumers reading it will break.
−  action_request_id  Field action_request_id was removed from well_hand_off_browser_task output; consumers reading it will break.
−  string
+  unset   well_set_transaction_category
−  category  Enum value Subscription & product revenue removed from category on well_set_transaction_category.
−  category  Enum value Services & implementation revenue removed from category on well_set_transaction_category.
−  category  Enum value Grants & subsidies (non-repayable) removed from category on well_set_transaction_category.
−  category  Enum value Research tax credit (CIR/CICE) removed from category on well_set_transaction_category.
−  category  Enum value Other operating income & cashback removed from category on well_set_transaction_category.
−  category  Enum value Employee salaries (net) removed from category on well_set_transaction_category.
−  category  Enum value Employer social charges removed from category on well_set_transaction_category.
−  category  Enum value Wage withholding remittance (PAS) removed from category on well_set_transaction_category.
−  category  Enum value Employee benefits & insurance removed from category on well_set_transaction_category.
−  category  Enum value Recruiting & hiring fees removed from category on well_set_transaction_category.
−  category  Enum value Engineering / product contractors removed from category on well_set_transaction_category.
−  category  Enum value Operations / GTM / other contractors removed from category on well_set_transaction_category.
−  category  Enum value Legal & corporate-secretarial fees removed from category on well_set_transaction_category.
−  category  Enum value Accounting, finance & advisory fees removed from category on well_set_transaction_category.
−  category  Enum value Other professional & consulting fees removed from category on well_set_transaction_category.
−  category  Enum value AI model / inference (cost of revenue) removed from category on well_set_transaction_category.
−  category  Enum value Hosting, infrastructure & data (cost of revenue) removed from category on well_set_transaction_category.
−  category  Enum value Developer & engineering software removed from category on well_set_transaction_category.
−  category  Enum value Business & productivity software removed from category on well_set_transaction_category.
−  category  Enum value Hardware & equipment removed from category on well_set_transaction_category.
−  category  Enum value Advertising & paid media removed from category on well_set_transaction_category.
−  category  Enum value Sales / marketing tools & lead-gen removed from category on well_set_transaction_category.
−  category  Enum value AI creative & content production removed from category on well_set_transaction_category.
−  category  Enum value Office rent & coworking removed from category on well_set_transaction_category.
−  category  Enum value Office supplies & general operations removed from category on well_set_transaction_category.
−  category  Enum value Travel & transport removed from category on well_set_transaction_category.
−  category  Enum value Meals & entertainment removed from category on well_set_transaction_category.
−  category  Enum value Team events & offsites removed from category on well_set_transaction_category.
−  category  Enum value Bank, FX & payment-processing fees removed from category on well_set_transaction_category.
−  category  Enum value Business insurance removed from category on well_set_transaction_category.
−  category  Enum value Corporate income tax removed from category on well_set_transaction_category.
−  category  Enum value Local & business taxes removed from category on well_set_transaction_category.
−  category  Enum value Other operating expense (residual) removed from category on well_set_transaction_category.
−  category  Enum value VAT receivable (input / refund) removed from category on well_set_transaction_category.
−  category  Enum value VAT payable (output) removed from category on well_set_transaction_category.
−  category  Enum value Treasury placement (out) removed from category on well_set_transaction_category.
−  category  Enum value Treasury redemption (in) removed from category on well_set_transaction_category.
−  category  Enum value Investment & interest income removed from category on well_set_transaction_category.
−  category  Enum value Equity proceeds & raise costs removed from category on well_set_transaction_category.
−  category  Enum value Loan drawdowns & repayments removed from category on well_set_transaction_category.
−  category  Enum value Repayable public advances removed from category on well_set_transaction_category.
−  category  Enum value Realised FX gain / loss removed from category on well_set_transaction_category.
−  category  Enum value Inter-account transfer (same entity) removed from category on well_set_transaction_category.
−  category  Enum value Inter-company transfer (own entities) removed from category on well_set_transaction_category.
−  category  Enum value FX conversion principal removed from category on well_set_transaction_category.
−  category  Enum value Uncategorised / suspense removed from category on well_set_transaction_category.
−  ui://well/widget/15558e9f  Resource ui://well/widget/15558e9f was removed, consumers reading it will break.
+  code  Field code was added to well_create_invoice_from_data output.
+  connection  Field connection was added to well_find_free_time output.
+  found  Field found was added to well_get_calendar_event output.
+  slugs  Optional field slugs was added to well_get_connector_coverage; may shift model behaviour.
+  line_kind  Optional field line_kind was added to well_get_memory; may shift model behaviour.
+  typed_lines  Field typed_lines was added to well_get_memory output.
−  Hand a task that needs a website outside Well to the Well browser extension, which runs it…
+  Hand a task that needs a website outside Well to the Well browser extension, which runs it…   well_hand_off_browser_task
+  session_name  Optional field session_name was added to well_hand_off_browser_task; may shift model behaviour.
−  List the calendar events inside a time range, in start order. Use it when the user asks wh…
+  List the calendar events inside a time range, in start order. Use it when the user asks wh…   well_list_calendar_events
+  mine_only  Optional field mine_only was added to well_list_calendar_events; may shift model behaviour.
+  connection  Field connection was added to well_list_calendar_events output.
+  slugs  Optional field slugs was added to well_list_connectors; may shift model behaviour.
+  mailbox  Field mailbox was added to well_list_mail_senders output.
+  category_audience  Field category_audience was added to well_list_uncategorized_window output.
+  leads  Field leads was added to well_measure_subscriptions output.
+  workspace_order  Field workspace_order was added to well_measure_subscriptions output.
+  customer_name  Optional field customer_name was added to well_mint_payment_link; may shift model behaviour.
+  code  Field code was added to well_mint_payment_link output.
−  Propose lines for Well to remember, so its assistant uses them in later conversations: a s…
+  Propose lines for Well to remember, so its assistant uses them in later conversations: a s…   well_remember
+  line_kind  Optional field line_kind was added to well_remember; may shift model behaviour.
−  Send one email to one or several people (a supplier, a customer, an accountant) from the u…
+  Send one email to one or several people (a supplier, a customer, an accountant) from the u…   well_send_message
+  send_again  Optional field send_again was added to well_send_message; may shift model behaviour.
+  send_again_over  Optional field send_again_over was added to well_send_message; may shift model behaviour.
+  link  Field link was added to well_send_message output.
+  category  Enum value Groceries added to category on well_set_counterparty_default_category.
+  category  Enum value Rent & mortgage added to category on well_set_counterparty_default_category.
+  category  Enum value Energy, water, internet & phone added to category on well_set_counterparty_default_category.
+  category  Enum value Health added to category on well_set_counterparty_default_category.
+  category  Enum value Personal insurance added to category on well_set_counterparty_default_category.
+  category  Enum value Shopping & clothing added to category on well_set_counterparty_default_category.
+  category  Enum value Leisure, culture & sport added to category on well_set_counterparty_default_category.
+  category  Enum value Subscriptions & streaming added to category on well_set_counterparty_default_category.
+  category  Enum value Childcare & education added to category on well_set_counterparty_default_category.
+  category  Enum value Gifts & donations added to category on well_set_counterparty_default_category.
+  category  Enum value Personal taxes added to category on well_set_counterparty_default_category.
+  category  Enum value Cash withdrawals added to category on well_set_counterparty_default_category.
+  category  Enum value Salary added to category on well_set_counterparty_default_category.
+  category  Enum value Other income added to category on well_set_counterparty_default_category.
+  category  Enum value Other household expenses added to category on well_set_counterparty_default_category.
+  allowed_categories  Field allowed_categories was added to well_set_counterparty_default_category output.
+  refusal_reason  Field refusal_reason was added to well_set_counterparty_default_category output.
−  Set ONE transaction's category — the write that clears a categorization gate.

REQUIRED: t…
+  Set ONE transaction's category — the write that clears a categorization gate.

REQUIRED: t…   well_set_transaction_category
+  confirm_first  Optional field confirm_first was added to well_set_transaction_category; may shift model behaviour.
+  allowed_categories  Field allowed_categories was added to well_set_transaction_category output.
+  awaiting_confirmation  Field awaiting_confirmation was added to well_set_transaction_category output.
+  error_code  Field error_code was added to well_set_transaction_category output.
+  refusal_reason  Field refusal_reason was added to well_set_transaction_category output.
+  exclude_own_company  Optional field exclude_own_company was added to well_sum_transactions; may shift model behaviour.
+  excluded_own_company  Field excluded_own_company was added to well_sum_transactions output.
+  corporate_tax_regime  Optional field corporate_tax_regime was added to well_upsert_accounting_settings; may shift model behaviour.
+  vat_filing_frequency  Optional field vat_filing_frequency was added to well_upsert_accounting_settings; may shift model behaviour.
+  vat_regime  Optional field vat_regime was added to well_upsert_accounting_settings; may shift model behaviour.
+  corporate_tax_regime  Field corporate_tax_regime was added to well_upsert_accounting_settings output.
+  vat_filing_frequency  Field vat_filing_frequency was added to well_upsert_accounting_settings output.
+  vat_regime  Field vat_regime was added to well_upsert_accounting_settings output.
+  well_answer_session  Tool well_answer_session was added.
+  well_get_travel_time  Tool well_get_travel_time was added.
+  well_list_sessions  Tool well_list_sessions was added.
+  well_measure_category_trend  Tool well_measure_category_trend was added.
+  well_record_claim  Tool well_record_claim was added.
+  well_send_session_instruction  Tool well_send_session_instruction was added.
+  well_stop_session  Tool well_stop_session was added.
−  Cancel one workspace schedule for good. A cancelled schedule runs nothing again and cannot…
+  Cancel one workspace schedule for good: a one-off that has not run yet ("cancel my 1:45am …   well_cancel_schedule
−  Create one workspace schedule: a job Well runs on a clock or on an event, with nobody in t…
+  Create one workspace schedule: a job Well runs on a clock or on an event, with nobody in t…   well_create_schedule
−  Find when the user is free, or when the user and other workspace members are all free. Use…
+  Find when the user is free, or when the user and other workspace members are all free. Use…   well_find_free_time
−  Read one calendar event with its full description and its guest list (email, name and answ…
+  Read one calendar event with its full description and its guest list (email, name and answ…   well_get_calendar_event
−  Read what Well remembers about this workspace and about the user: standing decisions (how …
+  Read what Well remembers about this workspace and about the user: standing decisions (how …   well_get_memory
−  List the calendars connected to this workspace, with their owner. Use it to pick the calen…
+  List the calendars connected to this workspace, with their owner. Use it to pick the calen…   well_list_calendars
−  List the member's newsletter senders from live email records in the requested window. It r…
+  List the member's newsletter senders from live email records in the requested window. It r…   well_list_mail_senders
−  List the events Well can start a routine on, each with what it means and the details it ca…
+  List the events Well can start a routine on, each with what it means and the details it ca…   well_list_schedule_triggers
−  List this workspace's schedules, newest first, each with its last 5 runs.

OPTIONAL: statu…
+  List this workspace's schedules, newest first, each with its last 5 runs.

OPTIONAL: statu…   well_list_schedules
−  List the workspaces this connection is authorized to access. This draws nothing on the use…
+  List the workspaces this connection is authorized to access. This draws nothing on the use…   well_list_workspaces
−  Measure the workspace's subscriptions from its bank and credit card outflows: which suppli…
+  Measure the workspace's subscriptions from its bank and credit card outflows: which suppli…   well_measure_subscriptions
−  Make the Stripe payment link of one issued invoice, for the owner to forward to the custom…
+  Make the card payment link of one issued invoice, through the workspace's Stripe or Qonto …   well_mint_payment_link
−  invoice_id  Field invoice_id on well_mint_payment_link is no longer required.
−  Read records from Well's context graph FOR YOUR OWN WORK. This draws nothing on the user's…
+  Read records from Well's context graph FOR YOUR OWN WORK. This draws nothing on the user's…   well_query_records
−  Put a cost breakdown YOU computed onto the cost-structure card.

**This tool measures noth…
+  Put a cost breakdown YOU computed onto the cost-structure card.

**This tool measures noth…   well_render_cost_structure
−  Retarget (bring across) ledger connectors from this workspace's lineage parent onto this w…
+  Retarget (bring across) ledger connectors from this workspace's lineage parent onto this w…   well_retarget_connectors
−  Search the workspace's recorded notes and context (meeting notes, tickets, imported docume…
+  Search the workspace's recorded notes and context (meeting notes, tickets, imported docume…   well_search_context
−  Declare what spend at ONE counterparty is — asked once about the counterparty, instead of …
+  Declare what spend at ONE counterparty is — asked once about the counterparty, instead of …   well_set_counterparty_default_category
−  Put a table of records IN FRONT OF THE USER. Use it when the user asked to SEE rows — "sho…
+  Put a table of records IN FRONT OF THE USER. Use it when the user asked to SEE rows — "sho…   well_show_records
−  Change, arm, pause or resume one workspace schedule.

REQUIRED: schedule_id (from well_lis…
+  Change, arm, pause or resume one workspace schedule.

Use it to move, rename, pause or re-…   well_update_schedule
−  Set the workspace's accounting settings: fiscal year start month, first fiscal year start …
+  Set the workspace's accounting settings: fiscal year start month, first fiscal year start …   well_upsert_accounting_settings
+  ui://well/widget/7f2d2e31  Resource ui://well/widget/7f2d2e31 was added.
Full api.wellapp.ai changelog →JSON feedWatch this for my agents