aid: circleback name: CircleBack image: https://circleback.com/wp-content/uploads/2016/08/cb_1000.png description: 'CircleBack is a company surfaced via the API Evangelist harvest backlog (source: secondary-market) and added to the network as a stub for full-pipeline profiling.' url: https://raw.githubusercontent.com/api-evangelist/circleback/refs/heads/main/apis.yml x-type: company x-source: harvest:secondary-market x-tier: profiled x-tier-reason: enrichment pass 2026-10-08 (modular-v1; was harvest) specificationVersion: '0.20' created: '2026-10-08' modified: '2026-10-08' tags: - Company maintainers: - FN: Kin Lane email: kin@apievangelist.com - FN: APIs.json email: info@apis.io common: - type: Conformance url: conformance/circleback-conformance.yml - type: Hosts url: hosts/circleback-hosts.yml - type: Vendors url: vendors/circleback-vendors.yml - type: SDKs url: packages/circleback-packages.yml - type: Packages url: packages/circleback-packages.yml - type: TermsOfService url: https://circleback.com/terms-of-use/ - type: PrivacyPolicy url: https://circleback.com/privacy-policy/ - type: Blog url: https://circleback.com/blog/ - type: GettingStarted url: https://circleback.com/getting-started/ - type: GitHubOrganization url: https://github.com/circleback - type: DomainSecurity url: security/circleback-domain-security.yml - type: Website url: https://circleback.com/ apis: - name: CircleBack API description: Organize contacts on iPhone - In this handy guide, you’ll discover everything you need to know about using CircleBack, whether it’s effortlessly updating outdated contacts, discovering new contacts, discovering new contacts in your email, or doing something simple like making a call or firing off an email. humanURL: https://circleback.com/getting-started/ baseURL: null aid: circleback:circleback-api x-coverage: state: unreadable reason: no-machine-readable-spec detail: No OpenAPI or other machine-readable contract found at standard endpoints on api.circleback.com. evidence: - url: https://api.circleback.com/openapi.json status: 404 checked: '2026-10-08' x-enrichment: date: '2026-10-08' status: enriched artifacts_added: 8 pass: modular-v1 engine: identity=local,contract=local,surfaces=local,docs=local,regulatory=local