Doppel

Doppel is an AI-native social engineering defense platform that protects brands, executives, and employees from AI-powered impersonation, phishing, fraud, and account takeover across domains, social media, ads, messaging apps, app stores, crypto surfaces, and the dark web. Its real-time Threat Graph correlates signals to detect and dismantle attacker infrastructure, unifying Digital Risk Protection, Human Risk Management, and Email Security. Doppel exposes a REST API (https://api.doppel.com/v1) for Brand Protection alerts, URL scanning, reports, protected assets, and phishing-simulation campaigns, plus webhooks for real-time events. Backed by a16z and Bessemer Venture Partners.

Doppel publishes 11 APIs on the APIs.io network, including alerts API, brands API, hrm API, and 8 more. Tagged areas include Company, Security, Cybersecurity, Digital Risk Protection, and Social Engineering Defense.

The Doppel catalog on APIs.io includes 1 event-driven AsyncAPI specification.

Doppel’s developer surface includes documentation, API reference, getting-started guide, authentication, engineering blog, support, changelog, and 23 more developer resources.

🌐 Visit website 📡 Source on GitHub

44.0/100 developing ▬ flat Agent 29/100 agent ready saas Full breakdown ↓
scored 2026-08-30 · rubric v0.17.2

AccessSelf serve

1 APIs 1 MCP Servers

Company Security Cybersecurity Digital Risk ProtectionSocial Engineering DefenseBrand Protection Anti-Phishing Threat Intelligence Human Risk ManagementTakedowns

Kin Score

Kin Score How this is scored →
scored 2026-08-30 · rubric v0.17.2

Composite quality — 44.0/100 · developing

Contract Quality 14.8 / 25

Developer Ergonomics 8.0 / 20

Access Clarity 8.7 / 20

Operational Transparency 4.4 / 13

Contract Governance 0.5 / 12

Discoverability 7.6 / 10

Agent readiness — 29/100 · agent ready

Machine-Readable Contract 18 / 18

Agentic Access Contract 0 / 10

Documented Reversibility 0 / 6

MCP Server 0 / 12

Machine-Readable Auth 10 / 10

Idempotency 0 / 9

Stable Error Semantics 8 / 8

Request/Response Examples 7 / 7

Rate-Limit Signaling 0 / 7

Typed Event Surface 6 / 6

Agent Skills 5 / 5

Well-Known Catalog 0 / 4

Consent & Bot Identity 0 / 3

A2A Agent Card 0 / 8

Dry-Run / Simulate Mode 0 / 4

Delegated User Identity 0 / 6

Protected Resource Metadata 0 / 5

Registration Without a Human 0 / 6

Agentic Commerce Surface 0 / 5

Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/doppel: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 11

Individual APIs this provider publishes, each with its own machine-readable definition.

MCP Servers 1

Model Context Protocol servers that expose these APIs to AI agents.

Get Started 3

Portal, sign-up, and the first successful call

DeveloperPortal

DeveloperPortal

GettingStarted

GettingStarted

Login

Documentation 3

Reference material describing how the API behaves

Documentation

Documentation

APIReference

APIReference

AsyncAPI

AsyncAPI

Agent Surfaces 3

MCP servers, agent skills, and machine-readable catalogs

LLMsTxt

LLMsTxt

MCPServer

MCPServer

AgentSkill

AgentSkill

Design & Contract 6

Pagination, idempotency, versioning, errors, and events

Lifecycle

Conventions

ErrorCatalog

Conformance

DataModel

Webhooks

Access & Security 6

Authentication, authorization, and security posture

Authentication

Security

TrustCenter

Compliance

DomainSecurity

VulnerabilityDisclosure

VulnerabilityDisclosure

Operate 4

Status, limits, changes, and where to get help

Support

StatusPage

ChangeLog

ChangeLog

Commercial 2

Pricing, plans, and the legal terms of use

TermsOfService

TermsOfService

PrivacyPolicy

PrivacyPolicy

Company 2

The organization behind the API

Website

Website

Blog

Blog

Other 1

Properties that don't map to a standard resource type

Overlay

Overlay

Source (apis.yml)

aid: doppel
name: Doppel
description: Doppel is an AI-native social engineering defense platform that protects brands, executives, and employees from
  AI-powered impersonation, phishing, fraud, and account takeover across domains, social media, ads, messaging apps, app stores,
  crypto surfaces, and the dark web. Its real-time Threat Graph correlates signals to detect and dismantle attacker infrastructure,
  unifying Digital Risk Protection, Human Risk Management, and Email Security. Doppel exposes a REST API (https://api.doppel.com/v1)
  for Brand Protection alerts, URL scanning, reports, protected assets, and phishing-simulation campaigns, plus webhooks for
  real-time events. Backed by a16z and Bessemer Venture Partners.
url: https://raw.githubusercontent.com/api-evangelist/doppel/refs/heads/main/apis.yml
x-type: company
x-source: vc-portfolio
x-backed-by:
- a16z
- bessemer-venture-partners
x-tier: stub
x-tier-reason: portfolio-lead
deliveryModel:
  model: saas
  open_source: false
  commercial: true
  callable_host: true
  label: Hosted service · you call their endpoint
  confidence: high
  source:
  - openapi
  - pricing
  generated: '2026-08-28'
  method: derived
accessModel:
  pricing: unknown
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Self-serve signup
  confidence: medium
  source:
  - authentication
  generated: '2026-07-22'
  method: derived
specificationVersion: '0.23'
created: '2026-07-17'
modified: '2026-07-18'
image: https://prod-cms.doppel.com/sites/default/files/2025-11/Open_Graph_Image_0.png
tags:
- Company
- Security
- Cybersecurity
- Digital Risk Protection
- Social Engineering Defense
- Brand Protection
- Anti-Phishing
- Threat Intelligence
- Human Risk Management
- Takedowns
apis:
- aid: doppel:doppel-alerts-api
  name: Doppel alerts API
  description: The alerts API from Doppel — 3 operation(s) for alerts.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - Alerts
  tags_raw:
  - alerts
  properties:
  - type: OpenAPI
    url: openapi/doppel-alerts-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-brands-api
  name: Doppel brands API
  description: The brands API from Doppel — 2 operation(s) for brands.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - Brands
  tags_raw:
  - brands
  properties:
  - type: OpenAPI
    url: openapi/doppel-brands-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-hrm-api
  name: Doppel hrm API
  description: The hrm API from Doppel — 3 operation(s) for hrm.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - hrm
  properties:
  - type: OpenAPI
    url: openapi/doppel-hrm-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-phishing-simulation-api
  name: Doppel phishing-simulation API
  description: The phishing-simulation API from Doppel — 1 operation(s) for phishing-simulation.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - phishing-simulation
  tags_raw:
  - phishing-simulation
  properties:
  - type: OpenAPI
    url: openapi/doppel-phishing-simulation-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-protected-assets-api
  name: Doppel protected-assets API
  description: The protected-assets API from Doppel — 3 operation(s) for protected-assets.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - protected-assets
  properties:
  - type: OpenAPI
    url: openapi/doppel-protected-assets-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-reports-api
  name: Doppel reports API
  description: The reports API from Doppel — 2 operation(s) for reports.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - Reports
  tags_raw:
  - reports
  properties:
  - type: OpenAPI
    url: openapi/doppel-reports-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-scan-api
  name: Doppel scan API
  description: The scan API from Doppel — 2 operation(s) for scan.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - Scans
  tags_raw:
  - scan
  properties:
  - type: OpenAPI
    url: openapi/doppel-scan-api-openapi.yml
  - type: APIReference
    url: https://doppel.readme.io/reference
- aid: doppel:doppel-iocs-api
  name: Doppel Iocs API
  description: The iocs API from Doppel — 0 operation(s) for iocs.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - iocs
  properties:
  - type: OpenAPI
    url: openapi/doppel-iocs-api-openapi.yml
- aid: doppel:doppel-reports-deprecated-api
  name: Doppel reports (deprecated) API
  description: The reports (deprecated) API from Doppel — 0 operation(s) for reports (deprecated).
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - reports (deprecated)
  properties:
  - type: OpenAPI
    url: openapi/doppel-reports-deprecated-api-openapi.yml
- aid: doppel:doppel-sms-responses-api
  name: Doppel Sms Responses API
  description: The sms_responses API from Doppel — 0 operation(s) for sms_responses.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags: []
  tags_raw:
  - sms_responses
  properties:
  - type: OpenAPI
    url: openapi/doppel-sms-responses-api-openapi.yml
- aid: doppel:doppel-urls-api
  name: Doppel URLS API
  description: The urls API from Doppel — 0 operation(s) for urls.
  humanURL: https://doppel.readme.io/reference
  baseURL: https://api.doppel.com/v1
  tags:
  - URLs
  tags_raw:
  - urls
  properties:
  - type: OpenAPI
    url: openapi/doppel-urls-api-openapi.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
- FN: APIs.json
  email: info@apis.io
common:
- type: Website
  url: https://www.doppel.com/
- type: DeveloperPortal
  url: https://doppel.readme.io/
- type: Documentation
  url: https://doppel.readme.io/docs/authentication
- type: APIReference
  url: https://doppel.readme.io/reference
- type: GettingStarted
  url: https://doppel.readme.io/docs/submit-alert
- type: Authentication
  url: authentication/doppel-authentication.yml
- type: Blog
  url: https://www.doppel.com/blog
- type: Support
  url: https://www.doppel.com/contact
- type: StatusPage
  url: https://doppel.instatus.com/
- type: ChangeLog
  url: https://doppel.readme.io/changelog
- type: ChangeLog
  url: changelog/doppel-changelog.yml
- type: Login
  url: https://vision.doppel.com/
- type: TermsOfService
  url: https://www.doppel.com/legal/terms-and-conditions
- type: PrivacyPolicy
  url: https://www.doppel.com/legal/privacy-policy
- type: Security
  url: https://www.doppel.com/security/responsible-disclosure-policy
- type: TrustCenter
  url: security/doppel-trust-center.yml
- type: Compliance
  url: https://trust.doppel.com/
- type: LLMsTxt
  url: llms/doppel-llms.txt
- type: Lifecycle
  url: lifecycle/doppel-lifecycle.yml
- type: Conventions
  url: conventions/doppel-conventions.yml
- type: ErrorCatalog
  url: errors/doppel-problem-types.yml
- type: Conformance
  url: conformance/doppel-conformance.yml
- type: DataModel
  url: data-model/doppel-data-model.yml
- type: Overlay
  url: overlays/doppel-openapi-overlay.yaml
- type: MCPServer
  url: mcp/doppel-mcp.yml
- type: AsyncAPI
  url: asyncapi/doppel-webhooks-asyncapi.yml
- type: Webhooks
  url: asyncapi/doppel-webhooks-asyncapi.yml
- type: AgentSkill
  url: skills/_index.yml
- type: DomainSecurity
  url: security/doppel-domain-security.yml
- type: VulnerabilityDisclosure
  url: security/doppel-vulnerability-disclosure.yml
x-enrichment:
  date: '2026-07-19'
  status: backfilled
  pass: local-v1
  note: backfilled from .gitignore signal + verified work evidence

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