--- title: "Integrations - Apollo" url: "https://docs.unified.to/integrations/apollo" description: "Unified.to documentation" --- ## Integration: Apollo.io ![Apollo.io](https://api.unified.to/docs/images/apollo.png) [Back to integrations](/integrations) #### Overview Company website: Integration launch date: January 24, 2023 API Categories: [Enrichment](/enrich/overview)[CRM](/crm/overview)[HR & Directory](/hris/overview)[Tasks](/task/overview)[Metadata](/metadata/overview)[Authentication](/auth/overview)[Passthrough](/passthrough/overview) API Authorization: OAuth2 flow API Key #### METADATA METADATA End-API object: custom field Unified API Methods: [List](/metadata/metadata/List%5Fall%5Fmetadatas) List options: limitoffset Readable fields: [format](/metadata/metadata/model)[id](/metadata/metadata/model)[name](/metadata/metadata/model)[object\_type](/metadata/metadata/model)[options](/metadata/metadata/model)[original\_format](/metadata/metadata/model)[slug](/metadata/metadata/model) Writable fields: [\-none-](/metadata/metadata/model) #### HRIS EMPLOYEE End-API object: users Unified API Methods: [List](/hris/employee/List%5Fall%5Femployees) List options: limitoffset Readable fields: [created\_at](/hris/employee/model)[emails](/hris/employee/model)[employee\_roles](/hris/employee/model)[employment\_status](/hris/employee/model)[first\_name](/hris/employee/model)[id](/hris/employee/model)[last\_name](/hris/employee/model)[name](/hris/employee/model)[telephones](/hris/employee/model) Writable fields: [\-none-](/hris/employee/model) #### CRM CONTACT End-API object: contact Unified API Methods: [List](/crm/contact/List%5Fall%5Fcontacts)[Get](/crm/contact/Retrieve%5Fa%5Fcontact)[Create](/crm/contact/Create%5Fa%5Fcontact)[Update](/crm/contact/Update%5Fa%5Fcontact) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_updated\_at Readable fields: [company](/crm/contact/model)[company\_ids](/crm/contact/model)[created\_at](/crm/contact/model)[emails](/crm/contact/model)[first\_name](/crm/contact/model)[id](/crm/contact/model)[last\_name](/crm/contact/model)[name](/crm/contact/model)[telephones](/crm/contact/model) Writable fields: [company](/crm/contact/model)[company\_ids](/crm/contact/model)[emails](/crm/contact/model)[name](/crm/contact/model)[telephones](/crm/contact/model)[title](/crm/contact/model) #### CRM COMPANY End-API object: account Unified API Methods: [List](/crm/company/List%5Fall%5Fcompanies)[Get](/crm/company/Retrieve%5Fa%5Fcompany)[Create](/crm/company/Create%5Fa%5Fcompany)[Update](/crm/company/Update%5Fa%5Fcompany) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_updated\_at Readable fields: [created\_at](/crm/company/model)[domains](/crm/company/model)[id](/crm/company/model)[link\_urls](/crm/company/model)[name](/crm/company/model)[telephones](/crm/company/model)[updated\_at](/crm/company/model)[user\_id](/crm/company/model)[websites](/crm/company/model) Writable fields: [address](/crm/company/model)[name](/crm/company/model)[telephones](/crm/company/model)[user\_id](/crm/company/model)[websites](/crm/company/model) #### CRM DEAL End-API object: opportunities Unified API Methods: [List](/crm/deal/List%5Fall%5Fdeals)[Get](/crm/deal/Retrieve%5Fa%5Fdeal)[Create](/crm/deal/Create%5Fa%5Fdeal)[Update](/crm/deal/Update%5Fa%5Fdeal) List options: limitoffset Readable fields: [amount](/crm/deal/model)[closed\_at](/crm/deal/model)[company\_ids](/crm/deal/model)[created\_at](/crm/deal/model)[currency](/crm/deal/model)[id](/crm/deal/model)[lost\_reason](/crm/deal/model)[name](/crm/deal/model)[pipelines](/crm/deal/model)[probability](/crm/deal/model)[source](/crm/deal/model)[stages](/crm/deal/model)[updated\_at](/crm/deal/model)[user\_id](/crm/deal/model)[won\_reason](/crm/deal/model) Writable fields: [name](/crm/deal/model)[amount](/crm/deal/model)[closed\_at](/crm/deal/model)[currency](/crm/deal/model)[lost\_reason](/crm/deal/model)[probability](/crm/deal/model)[source](/crm/deal/model)[stages](/crm/deal/model)[user\_id](/crm/deal/model)[won\_reason](/crm/deal/model) required fields #### CRM PIPELINE End-API object: opportunity stages Unified API Methods: [Get](/crm/pipeline/Retrieve%5Fa%5Fpipeline)[List](/crm/pipeline/List%5Fall%5Fpipelines) List options: \-none- Readable fields: [id](/crm/pipeline/model)[stages](/crm/pipeline/model) Writable fields: [\-none-](/crm/pipeline/model) #### CRM EVENT End-API object: email Unified API Methods: [List](/crm/event/List%5Fall%5Fevents) List options: limitoffsetquery Readable fields: [company\_ids](/crm/event/model)[contact\_ids](/crm/event/model)[created\_at](/crm/event/model)[id](/crm/event/model)[marketing\_email](/crm/event/model)[type](/crm/event/model)[updated\_at](/crm/event/model)[user\_id](/crm/event/model) Writable fields: [\-none-](/crm/event/model) #### ENRICH COMPANY End-API object: organizations Unified API Methods: List options: \-none- Readable fields: [address](/enrich/company/model)[alexa\_rank](/enrich/company/model)[crunchbase\_url](/enrich/company/model)[description](/enrich/company/model)[domain](/enrich/company/model)[employees](/enrich/company/model)[exchange](/enrich/company/model)[facebook\_url](/enrich/company/model)[id](/enrich/company/model)[industry](/enrich/company/model)[linkedin\_url](/enrich/company/model)[logo\_url](/enrich/company/model)[name](/enrich/company/model)[revenue](/enrich/company/model)[stock](/enrich/company/model)[telephones](/enrich/company/model)[twitter\_handle](/enrich/company/model)[twitter\_url](/enrich/company/model)[year\_founded](/enrich/company/model) Writable fields: [\-none-](/enrich/company/model) #### ENRICH PERSON End-API object: people Unified API Methods: List options: \-none- Readable fields: [address](/enrich/person/model)[company](/enrich/person/model)[emails](/enrich/person/model)[facebook\_url](/enrich/person/model)[first\_name](/enrich/person/model)[id](/enrich/person/model)[image\_url](/enrich/person/model)[last\_name](/enrich/person/model)[linkedin\_url](/enrich/person/model)[name](/enrich/person/model)[telephones](/enrich/person/model)[title](/enrich/person/model)[twitter\_url](/enrich/person/model)[work\_histories](/enrich/person/model) Writable fields: [\-none-](/enrich/person/model) #### PASSTHROUGH Unified API Methods: [POST](/passthrough/overview)[GET](/passthrough/overview)[PUT](/passthrough/overview)[DELETE](/passthrough/overview) List options: \-none- Readable fields: [\-none-](/passthrough/undefined/model) Writable fields: [\-none-](/passthrough/undefined/model)