--- title: "Integrations - Bullhorn" url: "https://docs.unified.to/integrations/bullhorn" description: "Unified.to documentation" --- ## Integration: Bullhorn ![Bullhorn](https://api.unified.to/docs/images/bullhorn.png) [Back to integrations](/integrations) #### Overview Company website: Integration launch date: January 24, 2023 API Categories: [ATS](/ats/overview)[CRM](/crm/overview)[HR & Directory](/hris/overview)[Metadata](/metadata/overview)[Passthrough](/passthrough/overview) API Authorization: OAuth2 flow #### ATS DOCUMENT End-API object: candidate file Unified API Methods: [List](/ats/document/List%5Fall%5Fdocuments)[Get](/ats/document/Retrieve%5Fa%5Fdocument)[Remove](/ats/document/Remove%5Fa%5Fdocument)[Create](/ats/document/Create%5Fa%5Fdocument)[Update](/ats/document/Update%5Fa%5Fdocument) List options: application\_idcandidate\_id Readable fields: [application\_id](/ats/document/model)[candidate\_id](/ats/document/model)[created\_at](/ats/document/model)[document\_url](/ats/document/model)[filename](/ats/document/model)[id](/ats/document/model)[job\_id](/ats/document/model)[type](/ats/document/model) Writable fields: [filename](/ats/document/model)[application\_id](/ats/document/model)[candidate\_id](/ats/document/model)[document\_data](/ats/document/model)[document\_url](/ats/document/model) required fields #### ATS ACTIVITY End-API object: activity Unified API Methods: [List](/ats/activity/List%5Fall%5Factivities)[Remove](/ats/activity/Remove%5Fan%5Factivity)[Create](/ats/activity/Create%5Fan%5Factivity)[Update](/ats/activity/Update%5Fan%5Factivity)[Get](/ats/activity/Retrieve%5Fan%5Factivity) Webhooks: Virtual List options: candidate\_idjob\_idlimitoffsetordersort\_by\_created\_atsort\_by\_updated\_atupdated\_gteuser\_id Readable fields: [candidate\_id](/ats/activity/model)[created\_at](/ats/activity/model)[description](/ats/activity/model)[id](/ats/activity/model)[job\_id](/ats/activity/model)[sub\_type](/ats/activity/model)[type](/ats/activity/model)[updated\_at](/ats/activity/model)[user\_ids](/ats/activity/model) Writable fields: [description](/ats/activity/model)[candidate\_id](/ats/activity/model)[job\_id](/ats/activity/model)[sub\_type](/ats/activity/model)[user\_ids](/ats/activity/model) required fields #### ATS APPLICATION End-API object: candidate joborder Unified API Methods: [Remove](/ats/application/Remove%5Fan%5Fapplication)[Create](/ats/application/Create%5Fan%5Fapplication)[Update](/ats/application/Update%5Fan%5Fapplication)[List](/ats/application/List%5Fall%5Fapplications)[Get](/ats/application/Retrieve%5Fan%5Fapplication) Webhooks: Virtual List options: candidate\_idjob\_idlimitoffsetorderquerysort\_by\_created\_atsort\_by\_updated\_atupdated\_gte Readable fields: [answers](/ats/application/model)[applied\_at](/ats/application/model)[candidate\_id](/ats/application/model)[created\_at](/ats/application/model)[hired\_at](/ats/application/model)[id](/ats/application/model)[job\_id](/ats/application/model)[original\_status](/ats/application/model)[source](/ats/application/model)[status](/ats/application/model)[updated\_at](/ats/application/model) Slow fields: [answers](/ats/application/model) Writable fields: [candidate\_id](/ats/application/model)[job\_id](/ats/application/model)[original\_status](/ats/application/model)[source](/ats/application/model)[status](/ats/application/model) required fields #### ATS APPLICATIONSTATUS End-API object: jobresponsestatuslist Unified API Methods: [List](/ats/applicationstatus/List%5Fall%5Fapplicationstatuses) List options: limitoffset Readable fields: [id](/ats/applicationstatus/model)[original\_status](/ats/applicationstatus/model)[status](/ats/applicationstatus/model) Writable fields: [\-none-](/ats/applicationstatus/model) #### ATS COMPANY End-API object: clientcorporation Unified API Methods: [List](/ats/company/List%5Fall%5Fcompanies)[Get](/ats/company/Retrieve%5Fa%5Fcompany) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_namesort\_by\_updated\_atupdated\_gte Readable fields: [created\_at](/ats/company/model)[id](/ats/company/model)[name](/ats/company/model)[updated\_at](/ats/company/model) Writable fields: [\-none-](/ats/company/model) #### ATS CANDIDATE End-API object: candidate Unified API Methods: [List](/ats/candidate/List%5Fall%5Fcandidates)[Remove](/ats/candidate/Remove%5Fa%5Fcandidate)[Create](/ats/candidate/Create%5Fa%5Fcandidate)[Update](/ats/candidate/Update%5Fa%5Fcandidate)[Get](/ats/candidate/Retrieve%5Fa%5Fcandidate) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_namesort\_by\_updated\_atupdated\_gte Readable fields: [address](/ats/candidate/model)[company\_name](/ats/candidate/model)[created\_at](/ats/candidate/model)[date\_of\_birth](/ats/candidate/model)[education](/ats/candidate/model)[emails](/ats/candidate/model)[experiences](/ats/candidate/model)[external\_identifier](/ats/candidate/model)[first\_name](/ats/candidate/model)[id](/ats/candidate/model)[last\_name](/ats/candidate/model)[link\_urls](/ats/candidate/model)[metadata](/ats/candidate/model)[name](/ats/candidate/model)[origin](/ats/candidate/model)[skills](/ats/candidate/model)[sources](/ats/candidate/model)[telephones](/ats/candidate/model)[title](/ats/candidate/model)[updated\_at](/ats/candidate/model)[user\_id](/ats/candidate/model)[web\_url](/ats/candidate/model) Slow fields: [experiences](/ats/candidate/model)[education](/ats/candidate/model)[skills](/ats/candidate/model)[metadata](/ats/candidate/model) Writable fields: [address](/ats/candidate/model)[company\_name](/ats/candidate/model)[date\_of\_birth](/ats/candidate/model)[emails](/ats/candidate/model)[external\_identifier](/ats/candidate/model)[link\_urls](/ats/candidate/model)[name](/ats/candidate/model)[sources](/ats/candidate/model)[telephones](/ats/candidate/model)[title](/ats/candidate/model)[user\_id](/ats/candidate/model) #### ATS JOB End-API object: joborder Unified API Methods: [List](/ats/job/List%5Fall%5Fjobs)[Remove](/ats/job/Remove%5Fa%5Fjob)[Create](/ats/job/Create%5Fa%5Fjob)[Update](/ats/job/Update%5Fa%5Fjob)[Get](/ats/job/Retrieve%5Fa%5Fjob) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_namesort\_by\_updated\_atstatusupdated\_gte Readable fields: [addresses](/ats/job/model)[closed\_at](/ats/job/model)[company\_id](/ats/job/model)[compensation](/ats/job/model)[created\_at](/ats/job/model)[description](/ats/job/model)[employment\_type](/ats/job/model)[groups](/ats/job/model)[hiring\_manager\_ids](/ats/job/model)[hiring\_managers](/ats/job/model)[id](/ats/job/model)[metadata](/ats/job/model)[minimum\_degree](/ats/job/model)[minimum\_experience\_years](/ats/job/model)[name](/ats/job/model)[number\_of\_openings](/ats/job/model)[openings](/ats/job/model)[postings](/ats/job/model)[public\_job\_urls](/ats/job/model)[recruiter\_ids](/ats/job/model)[remote](/ats/job/model)[skills](/ats/job/model)[status](/ats/job/model)[updated\_at](/ats/job/model)[user\_id](/ats/job/model) Slow fields: [skills](/ats/job/model)[metadata](/ats/job/model)[recruiter\_ids](/ats/job/model) Writable fields: [addresses](/ats/job/model)[closed\_at](/ats/job/model)[company\_id](/ats/job/model)[compensation](/ats/job/model)[description](/ats/job/model)[employment\_type](/ats/job/model)[hiring\_manager\_ids](/ats/job/model)[hiring\_managers](/ats/job/model)[minimum\_degree](/ats/job/model)[minimum\_experience\_years](/ats/job/model)[name](/ats/job/model)[number\_of\_openings](/ats/job/model)[openings](/ats/job/model)[public\_job\_urls](/ats/job/model)[recruiter\_ids](/ats/job/model)[remote](/ats/job/model)[skills](/ats/job/model)[status](/ats/job/model)[user\_id](/ats/job/model) #### ATS INTERVIEW End-API object: appointment Unified API Methods: [Update](/ats/interview/Update%5Fan%5Finterview)[Remove](/ats/interview/Remove%5Fan%5Finterview)[List](/ats/interview/List%5Fall%5Finterviews)[Get](/ats/interview/Retrieve%5Fan%5Finterview) Webhooks: Virtual List options: candidate\_idlimitoffsetorderquerysort\_by\_created\_atsort\_by\_updated\_atupdated\_gte Readable fields: [candidate\_id](/ats/interview/model)[created\_at](/ats/interview/model)[end\_at](/ats/interview/model)[external\_event\_xref](/ats/interview/model)[id](/ats/interview/model)[job\_id](/ats/interview/model)[location](/ats/interview/model)[start\_at](/ats/interview/model)[updated\_at](/ats/interview/model)[user\_ids](/ats/interview/model) Writable fields: [candidate\_id](/ats/interview/model)[end\_at](/ats/interview/model)[job\_id](/ats/interview/model)[location](/ats/interview/model)[start\_at](/ats/interview/model)[user\_ids](/ats/interview/model) #### ATS SCORECARD End-API object: note Unified API Methods: [Get](/ats/scorecard/Retrieve%5Fa%5Fscorecard)[List](/ats/scorecard/List%5Fall%5Fscorecards)[Create](/ats/scorecard/Create%5Fa%5Fscorecard)[Update](/ats/scorecard/Update%5Fa%5Fscorecard)[Remove](/ats/scorecard/Remove%5Fa%5Fscorecard) Webhooks: Virtual List options: candidate\_idjob\_idlimitoffsetupdated\_gte Readable fields: [candidate\_id](/ats/scorecard/model)[comment](/ats/scorecard/model)[created\_at](/ats/scorecard/model)[id](/ats/scorecard/model)[interviewer\_id](/ats/scorecard/model)[job\_id](/ats/scorecard/model)[updated\_at](/ats/scorecard/model) Writable fields: [candidate\_id](/ats/scorecard/model)[comment](/ats/scorecard/model)[interviewer\_id](/ats/scorecard/model)[job\_id](/ats/scorecard/model) required fields #### CRM LEAD End-API object: lead Unified API Methods: [Create](/crm/lead/Create%5Fa%5Flead)[Update](/crm/lead/Update%5Fa%5Flead)[Remove](/crm/lead/Remove%5Fa%5Flead)[List](/crm/lead/List%5Fall%5Fleads)[Get](/crm/lead/Retrieve%5Fa%5Flead) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_updated\_atupdated\_gte Readable fields: [address](/crm/lead/model)[company\_id](/crm/lead/model)[company\_name](/crm/lead/model)[contact\_id](/crm/lead/model)[created\_at](/crm/lead/model)[emails](/crm/lead/model)[first\_name](/crm/lead/model)[id](/crm/lead/model)[is\_active](/crm/lead/model)[last\_name](/crm/lead/model)[link\_urls](/crm/lead/model)[name](/crm/lead/model)[source](/crm/lead/model)[status](/crm/lead/model)[telephones](/crm/lead/model)[updated\_at](/crm/lead/model) Writable fields: [company\_id](/crm/lead/model)[company\_name](/crm/lead/model)[emails](/crm/lead/model)[link\_urls](/crm/lead/model)[name](/crm/lead/model)[source](/crm/lead/model)[status](/crm/lead/model)[telephones](/crm/lead/model) #### HRIS EMPLOYEE End-API object: corporateuser Unified API Methods: [Get](/hris/employee/Retrieve%5Fan%5Femployee)[List](/hris/employee/List%5Fall%5Femployees) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_updated\_atupdated\_gte Readable fields: [address](/hris/employee/model)[created\_at](/hris/employee/model)[emails](/hris/employee/model)[employee\_number](/hris/employee/model)[employee\_roles](/hris/employee/model)[employment\_status](/hris/employee/model)[first\_name](/hris/employee/model)[groups](/hris/employee/model)[id](/hris/employee/model)[last\_name](/hris/employee/model)[manager\_id](/hris/employee/model)[name](/hris/employee/model)[salutation](/hris/employee/model)[telephones](/hris/employee/model)[title](/hris/employee/model)[updated\_at](/hris/employee/model) Writable fields: [emails](/hris/employee/model)[name](/hris/employee/model)[telephones](/hris/employee/model) #### HRIS GROUP End-API object: corporationdepartment Unified API Methods: [Create](/hris/group/Create%5Fa%5Fgroup)[Update](/hris/group/Update%5Fa%5Fgroup)[Remove](/hris/group/Remove%5Fa%5Fgroup)[List](/hris/group/List%5Fall%5Fgroups)[Get](/hris/group/Retrieve%5Fa%5Fgroup) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_nameupdated\_gte Readable fields: [created\_at](/hris/group/model)[description](/hris/group/model)[id](/hris/group/model)[name](/hris/group/model)[type](/hris/group/model) Writable fields: [description](/hris/group/model)[name](/hris/group/model) #### CRM COMPANY End-API object: clientcorporation Unified API Methods: [Create](/crm/company/Create%5Fa%5Fcompany)[Update](/crm/company/Update%5Fa%5Fcompany)[Remove](/crm/company/Remove%5Fa%5Fcompany)[List](/crm/company/List%5Fall%5Fcompanies)[Get](/crm/company/Retrieve%5Fa%5Fcompany) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_namesort\_by\_updated\_atupdated\_gte Readable fields: [address](/crm/company/model)[created\_at](/crm/company/model)[description](/crm/company/model)[domains](/crm/company/model)[employees](/crm/company/model)[id](/crm/company/model)[industry](/crm/company/model)[is\_active](/crm/company/model)[name](/crm/company/model)[telephones](/crm/company/model)[timezone](/crm/company/model)[updated\_at](/crm/company/model)[user\_id](/crm/company/model)[websites](/crm/company/model) Writable fields: [name](/crm/company/model)[address](/crm/company/model)[description](/crm/company/model)[employees](/crm/company/model)[industry](/crm/company/model)[telephones](/crm/company/model)[user\_id](/crm/company/model)[websites](/crm/company/model) required fields #### CRM CONTACT End-API object: clientcontact Unified API Methods: [Create](/crm/contact/Create%5Fa%5Fcontact)[Update](/crm/contact/Update%5Fa%5Fcontact)[Remove](/crm/contact/Remove%5Fa%5Fcontact)[List](/crm/contact/List%5Fall%5Fcontacts)[Get](/crm/contact/Retrieve%5Fa%5Fcontact) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_namesort\_by\_updated\_atupdated\_gte Readable fields: [address](/crm/contact/model)[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)[title](/crm/contact/model)[updated\_at](/crm/contact/model)[user\_id](/crm/contact/model) Writable fields: [company\_ids](/crm/contact/model)[address](/crm/contact/model)[emails](/crm/contact/model)[name](/crm/contact/model)[telephones](/crm/contact/model)[title](/crm/contact/model)[user\_id](/crm/contact/model) required fields #### CRM DEAL End-API object: opportunity Unified API Methods: [Update](/crm/deal/Update%5Fa%5Fdeal)[Remove](/crm/deal/Remove%5Fa%5Fdeal)[List](/crm/deal/List%5Fall%5Fdeals)[Get](/crm/deal/Retrieve%5Fa%5Fdeal) Webhooks: Virtual List options: limitoffsetorderquerysort\_by\_created\_atsort\_by\_namesort\_by\_updated\_atupdated\_gte Readable fields: [amount](/crm/deal/model)[closed\_at](/crm/deal/model)[created\_at](/crm/deal/model)[id](/crm/deal/model)[name](/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: [amount](/crm/deal/model)[closed\_at](/crm/deal/model)[name](/crm/deal/model)[source](/crm/deal/model)[stages](/crm/deal/model) #### CRM EVENT End-API object: note Unified API Methods: [List](/crm/event/List%5Fall%5Fevents)[Create](/crm/event/Create%5Fan%5Fevent)[Update](/crm/event/Update%5Fan%5Fevent)[Remove](/crm/event/Remove%5Fan%5Fevent)[Get](/crm/event/Retrieve%5Fan%5Fevent) Webhooks: Virtual List options: contact\_idlead\_idlimitoffsetordersort\_by\_created\_atsort\_by\_updated\_atupdated\_gteuser\_id Readable fields: [contact\_ids](/crm/event/model)[created\_at](/crm/event/model)[id](/crm/event/model)[lead\_ids](/crm/event/model)[note](/crm/event/model)[type](/crm/event/model)[updated\_at](/crm/event/model)[user\_id](/crm/event/model) Writable fields: [contact\_ids](/crm/event/model)[lead\_ids](/crm/event/model)[note](/crm/event/model)[user\_id](/crm/event/model) #### METADATA METADATA End-API object: meta Unified API Methods: [List](/metadata/metadata/List%5Fall%5Fmetadatas)[Get](/metadata/metadata/Retrieve%5Fa%5Fmetadata) List options: type required filter 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) #### CRM TAXONOMY End-API object: meta Unified API Methods: [List](/crm/taxonomy/List%5Fall%5Ftaxonomies) List options: limitoffsetordertype Readable fields: [id](/crm/taxonomy/model)[label](/crm/taxonomy/model)[name](/crm/taxonomy/model)[type](/crm/taxonomy/model) Writable fields: [\-none-](/crm/taxonomy/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)