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OpenAPI Specification
openapi: 3.2.0
info:
title: Snov.io Authentication API
description: Snov.io is a sales automation and lead generation platform. The REST API enables programmatic access to email finding, domain search, email verification, drip campaign management, email warm-up, prospect management, CRM pipeline, and webhook subscriptions. Authentication uses OAuth 2.0 client credentials to obtain short-lived Bearer tokens. All API operations consume credits from the account balance.
version: '2.0'
contact:
name: Snov.io Support
url: https://snov.io/knowledgebase/
termsOfService: https://snov.io/terms-of-service/
license:
name: Proprietary
url: https://snov.io/terms-of-service/
servers:
- url: https://api.snov.io
description: Snov.io API server
tags:
- name: Authentication
description: OAuth 2.0 token management
paths:
/v1/oauth/access_token:
post:
tags:
- Authentication
summary: Get access token
description: Obtain a short-lived Bearer token using OAuth 2.0 client credentials flow. Tokens expire after 3600 seconds.
operationId: getAccessToken
requestBody:
required: true
content:
application/json:
schema:
type: object
required:
- grant_type
- client_id
- client_secret
properties:
grant_type:
type: string
enum:
- client_credentials
example: client_credentials
client_id:
type: string
description: Client ID from account settings
client_secret:
type: string
description: Client secret from account settings
responses:
'200':
description: Access token issued
content:
application/json:
schema:
$ref: '#/components/schemas/AccessToken'
'400':
$ref: '#/components/responses/BadRequest'
'401':
$ref: '#/components/responses/Unauthorized'
components:
schemas:
AccessToken:
type: object
properties:
access_token:
type: string
description: Bearer token for API authentication
token_type:
type: string
example: Bearer
expires_in:
type: integer
description: Token lifetime in seconds
example: 3600
Error:
type: object
properties:
error:
type: string
description: Error code
message:
type: string
description: Human-readable error message
responses:
Unauthorized:
description: Unauthorized — missing or invalid Bearer token
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
BadRequest:
description: Bad request — missing or invalid parameters
content:
application/json:
schema:
$ref: '#/components/schemas/Error'
securitySchemes:
bearerAuth:
type: http
scheme: bearer
bearerFormat: JWT
description: Obtain a Bearer token via POST /v1/oauth/access_token using client credentials. Tokens expire after 3600 seconds.