Updates

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Neon CRM API v1 & Legacy Webhooks Will Be Deprecated July 11th, 2026

May 5, 2026

Neon CRM will sunset API v1 and our legacy webhook structure on July 11, 2026. After this date, the API v1 and legacy webhooks server will no longer be available. You’ll need to migrate any API v1 usage to API v2 before July 11, 2026 to avoid disruption. Similarly, legacy webhooks must be edited to select…

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API v2.11 Release Notes

October 24, 2025

This page details the changes and fixes included in API v2.11, released on October 18, 2025. New: Volunteer Management The /addVolunteers endpoints for Shifts and Opportunities now accept the new opportunityRoles parameter to allow for role assignment during volunteer addition. Memberships The /accounts/{id}/memberships endpoint includes two new parameters: isActive indicates the active status of a membership…

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API Version 2.8 Deprecation

October 1, 2025

On October 18, 2025 we will be deprecating Neon CRM API v2.8. After this date, requests to API v2 that include the header NEON-API-VERSION: 2.8 will receive a HTTP 410 error, indicating that the API version is no longer valid. Learn more about versioning in API v2. If your application currently specifies version 2.8 in…

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API v2.10 Update: Households

June 9, 2025

Household endpoints were released to API v2.10 on June 7, 2025. New Endpoints: Households PUT /households/{id} DELETE /households/{id} POST /households GET /households/listRelationTypes GET /households/listHouseholds

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API v2.10 Update: Custom Objects

April 14, 2025

Custom Objects were released to API v2.10 on April 12, 2025. New Endpoints: Custom Objects GET /customObjects/{idOrApiAlias} PUT/PATCH /customObjects/{idOrApiAlias} DELETE /customObjects/{idOrApiAlias} GET /customObjects POST /customObjects POST /customObjects/{idOrApiAlias}/updateStatus POST /customObjects/{idOrApiAlias}/emailNotifications Custom Object Fields GET /customObjects/{idOrApiAlias}/fields/{fieldAlias} PUT/PATCH /customObjects/{idOrApiAlias}/fields/{fieldAlias} DELETE /customObjects/{idOrApiAlias}/fields/{fieldAlias} GET /customObjects/{idOrApiAlias}/fields POST /customObjects/{idOrApiAlias}/fields GET /customObjects/masterDetailObjects GET /customObjects/lookUpObjects Custom Object Form Layouts GET /customObjects/{apiAlias}/formLayouts/{id} PUT/PATCH /customObjects/{apiAlias}/formLayouts/{id} DELETE…

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API v2.10 Release Notes

December 18, 2024

This page details the changes and fixes included in API v2.10, released on December 14, 2024. New: Added creditCardMasterCardFee property to the GET /payments/donorCoveredFees endpoint Updated schema for GET/POST /customFields and GET/PUT /customFields/{id} endpoints Added displayName field Added isEventSpecificField and attendeeQuestion as query parameters for the GET /customFields Event endpoint Added validation for custom field data…

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API v2.9 Updates (November 2024)

November 22, 2024

This page lists the new endpoints added to API version 2.9 on November 16, 2024. View the API v2 reference page for documentation. New Endpoints added for Volunteers: GET /volunteers Endpoints added for Volunteer Groups: GET/PUT/DELETE /groups/{id} POST /groups POST /groups/{id}/addVolunteers GET /groups/{id}/volunteers GET /groups/list DELETE /groups/{id}/removeVolunteers Endpoints added for Volunteer Opportunities: GET/POST /opportunities GET/PUT/PATCH/DELETE /opportunities/{id}…

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API Version 2.7 Deprecation

November 15, 2024

On December 14, 2024 we will be deprecating Neon CRM API v2.7. After this date, requests to API v2 that include the header NEON-API-VERSION: 2.7 will receive a HTTP 410 error, indicating that the API version is no longer valid. Learn more about versioning in API v2. If your application currently specifies version 2.7 in…

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API v2.9 Release Notes

October 29, 2024

This page details the changes and fixes included in API v2.9, released on October 19, 2024. New: Fields added to /events/{id}/attendees endpoint: prefix email companyName addressLine1 city stateProvince zipCode phone1 phone1Type dob eventName registrationId ticketName Fields added to grants endpoints: committedDate committedAmount parentGrantId Fields added to accounts endpoints: sendTextOptIn smsNumber email1OptOut roleVoList Adds expectedDate to pledge…

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API Version 2.6 Deprecation

September 17, 2024

On October 19, 2024 we will be deprecating Neon CRM API v2.6. After this date, requests to API v2 that include the header NEON-API-VERSION: 2.6 will receive a HTTP 410 error, indicating that the API version is no longer valid. Learn more about versioning in API v2. If your application currently specifies version 2.6 in your…

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