# Close **Canonical:** https://apis.io/providers/close/ **Website:** https://www.close.com/ **APIs profiled:** 62 Close is an inside-sales CRM with calling, email, SMS, and WhatsApp built in. The Close API exposes leads, contacts, opportunities, tasks, activities (calls, emails, SMS, meetings, notes), pipelines, custom objects, sequences, smart views, scheduling, phone numbers, reporting, and webhooks for sales automation. ## Kin Score — 79.5 / 100 (exemplar) Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 79.5). | Facet | Score | |---|---| | Discoverability | 87.0 | | Contract Quality | 64.0 | | Governance | 30.3 | | Contract Governance | 30.3 | | Operational Transparency | 97.4 | | Developer Ergonomics | 66.1 | | Commercial Clarity | 93.4 | | Access Clarity | 93.4 | Regulatory layer — **Telecommunications**: 73.6 (matched via tags). ## Agent readiness — 45.3 (agent-ready) | Dimension | Value | |---|---| | Spec Presence | yes | | Agentic Access | derived | | Reversibility Documented | no | | MCP Server | documented | | Auth Clarity | yes | | Idempotency | no | | Error Semantics | documented | | OpenAPI Examples | no | | Rate Limit Signal | documented | | Event Surface Described | yes | | Agent Skills | derived | | Well Known Catalog | no | | Consent Identity | yes | | Agent Card | no | | Dry Run Mode | no | ## Access Paid · Self-serve signup — onboarding: self-serve, pricing: paid, trial: no (confidence: high). ## APIs (62) - **Close subpackage_activities API** — The subpackage_activities API from Close — 1 operation(s) for subpackage_activities. - **Close subpackage_activitiesCalls API** — The subpackage_activitiesCalls API from Close — 2 operation(s) for subpackage_activitiescalls. - **Close subpackage_activitiesCreations API** — The subpackage_activitiesCreations API from Close — 2 operation(s) for subpackage_activitiescreations. - **Close subpackage_activitiesCustomActivities API** — The subpackage_activitiesCustomActivities API from Close — 2 operation(s) for subpackage_activitiescustomactivities. - **Close subpackage_activitiesEmails API** — The subpackage_activitiesEmails API from Close — 2 operation(s) for subpackage_activitiesemails. - **Close subpackage_activitiesEmailThreads API** — The subpackage_activitiesEmailThreads API from Close — 2 operation(s) for subpackage_activitiesemailthreads. - **Close subpackage_activitiesFormSubmissions API** — The subpackage_activitiesFormSubmissions API from Close — 2 operation(s) for subpackage_activitiesformsubmissions. - **Close subpackage_activitiesLeadMerges API** — The subpackage_activitiesLeadMerges API from Close — 2 operation(s) for subpackage_activitiesleadmerges. - **Close subpackage_activitiesLeadStatusChanges API** — The subpackage_activitiesLeadStatusChanges API from Close — 2 operation(s) for subpackage_activitiesleadstatuschanges. - **Close subpackage_activitiesMeetings API** — The subpackage_activitiesMeetings API from Close — 3 operation(s) for subpackage_activitiesmeetings. - **Close subpackage_activitiesNotes API** — The subpackage_activitiesNotes API from Close — 2 operation(s) for subpackage_activitiesnotes. - **Close subpackage_activitiesOpportunityStatusChanges API** — The subpackage_activitiesOpportunityStatusChanges API from Close — 2 operation(s) for subpackage_activitiesopportunitystatuschanges. - **Close subpackage_activitiesSms API** — The subpackage_activitiesSms API from Close — 2 operation(s) for subpackage_activitiessms. - **Close subpackage_activitiesTaskCompletions API** — The subpackage_activitiesTaskCompletions API from Close — 2 operation(s) for subpackage_activitiestaskcompletions. - **Close subpackage_activitiesWhatsappMessages API** — The subpackage_activitiesWhatsappMessages API from Close — 2 operation(s) for subpackage_activitieswhatsappmessages. - **Close subpackage_blockedPhoneNumbers API** — The subpackage_blockedPhoneNumbers API from Close — 3 operation(s) for subpackage_blockedphonenumbers. - **Close subpackage_bulkActionsDelete API** — The subpackage_bulkActionsDelete API from Close — 2 operation(s) for subpackage_bulkactionsdelete. - **Close subpackage_bulkActionsEdit API** — The subpackage_bulkActionsEdit API from Close — 2 operation(s) for subpackage_bulkactionsedit. - **Close subpackage_bulkActionsEmail API** — The subpackage_bulkActionsEmail API from Close — 2 operation(s) for subpackage_bulkactionsemail. - **Close subpackage_bulkActionsSequenceSubscriptions API** — The subpackage_bulkActionsSequenceSubscriptions API from Close — 2 operation(s) for subpackage_bulkactionssequencesubscriptions. - **Close subpackage_comments API** — The subpackage_comments API from Close — 4 operation(s) for subpackage_comments. - **Close subpackage_connectedAccounts API** — The subpackage_connectedAccounts API from Close — 2 operation(s) for subpackage_connectedaccounts. - **Close subpackage_contacts API** — The subpackage_contacts API from Close — 2 operation(s) for subpackage_contacts. - **Close subpackage_customActivityTypes API** — The subpackage_customActivityTypes API from Close — 2 operation(s) for subpackage_customactivitytypes. - **Close subpackage_customFieldsActivity API** — The subpackage_customFieldsActivity API from Close — 2 operation(s) for subpackage_customfieldsactivity. - **Close subpackage_customFieldSchemas API** — The subpackage_customFieldSchemas API from Close — 1 operation(s) for subpackage_customfieldschemas. - **Close subpackage_customFieldsContact API** — The subpackage_customFieldsContact API from Close — 2 operation(s) for subpackage_customfieldscontact. - **Close subpackage_customFieldsCustomObject API** — The subpackage_customFieldsCustomObject API from Close — 2 operation(s) for subpackage_customfieldscustomobject. - **Close subpackage_customFieldsLead API** — The subpackage_customFieldsLead API from Close — 2 operation(s) for subpackage_customfieldslead. - **Close subpackage_customFieldsOpportunity API** — The subpackage_customFieldsOpportunity API from Close — 2 operation(s) for subpackage_customfieldsopportunity. - **Close subpackage_customFieldsShared API** — The subpackage_customFieldsShared API from Close — 4 operation(s) for subpackage_customfieldsshared. - **Close subpackage_customObjects API** — The subpackage_customObjects API from Close — 2 operation(s) for subpackage_customobjects. - **Close subpackage_customObjectTypes API** — The subpackage_customObjectTypes API from Close — 2 operation(s) for subpackage_customobjecttypes. - **Close subpackage_dialers API** — The subpackage_dialers API from Close — 2 operation(s) for subpackage_dialers. - **Close subpackage_emailTemplates API** — The subpackage_emailTemplates API from Close — 3 operation(s) for subpackage_emailtemplates. - **Close subpackage_events API** — The subpackage_events API from Close — 2 operation(s) for subpackage_events. - **Close subpackage_exports API** — The subpackage_exports API from Close — 4 operation(s) for subpackage_exports. - **Close subpackage_fieldEnrichment API** — The subpackage_fieldEnrichment API from Close — 1 operation(s) for subpackage_fieldenrichment. - **Close subpackage_files API** — The subpackage_files API from Close — 1 operation(s) for subpackage_files. - **Close subpackage_groups API** — The subpackage_groups API from Close — 4 operation(s) for subpackage_groups. - …and 22 more, listed in full on the page. ## MCP servers (1) - **Close MCP Server** ## Agentic access (1) - **Close Agentic Access** — 286 operations · 160 acting ## Security (4) - **Close Authentication** — http/oauth2/apiKey · 3 schemes - **Close Domain Security** — TLSv1.3 · HSTS · DMARC - **Close Vulnerability Disclosure** — Hackerone · contact published - **Close Trust Center** — SOC 2 Type 2, GDPR, CCPA ## Plans (1) - **Close Plans Pricing** ## Tags CRM, Sales Engagement, Inside Sales, Calling, SMS, WhatsApp, Sales Automation, Pipeline Management, AI Agents, MCP, Webhook, Software-as-a-Service --- Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/close/). Scores are computed from the provider's own public artifacts under a published rubric.