For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
  • Getting Started
    • Introduction
    • How Verifa Works
    • Quickstart
    • Choosing an Integration Method
  • Use Cases
    • KYC Onboarding
    • Age Verification
    • AML Compliance
    • Fraud Prevention
    • Marketplace Trust & Safety
  • Core Concepts
    • Overview
    • Sessions
    • Verifications & Checks
    • Workflows
    • Identities
    • Cases
    • Screening & Reports
    • Lists
  • Integration Guides
    • Overview
    • JavaScript SDK
    • Web Capture Flow
    • API-Only Integration
    • Mobile SDK
    • Webhooks Guide
    • MCP Server
    • Migrating from Persona
  • API Details
    • Overview
    • Authentication
    • Pagination
    • Rate Limiting
    • Versioning
    • Errors
    • Webhooks
    • Idempotency
    • Key Inflection
    • Data Access
    • Data Retention
  • Tutorials
    • Creating Your First Verification Session
    • Creating a Workflow
    • Receiving Webhooks & Validating Signatures
    • Handling Webhook Events
    • Custom Document Types & AI Extraction
  • Best Practices
    • Testing
    • Preventing Duplicates
    • Fraud Signals
    • Changelog
  • API Reference
      • GETList sessions
      • POSTCreate a verification session
      • GETGet a session
      • PATCHUpdate a session
      • POSTResume a session
      • POSTResend the invitation email
      • POSTExpire a session
      • POSTSimulate a session action (sandbox only)
      • GETGet session result
      • DELRedact session data
      • GETExport session data (GDPR Art. 15 DSAR)
      • POSTBulk redact sessions
      • POSTSubmit a session for verification
      • POSTAdd a tag to a session
      • POSTRemove a tag from a session
      • POSTReplace all tags on a session
      • POSTGenerate a one-time verification link
      • GETList one-time links for a session
      • GETList verification checks
      • POSTRetry a failed verification check
      • GETList verification attempts
      • GETGenerate PDF verification report
      • POSTSubmit external gate decision
      • POSTReprocess a session
      • GETList webhook deliveries for a session
      • GETGet session risk assessment
API ReferenceSessions

Retry a failed verification check

POST
https://devapi.withverifa.com/api/v1/sessions/:session_id/verifications/:policy/retry
POST
/api/v1/sessions/:session_id/verifications/:policy/retry
$curl -X POST https://devapi.withverifa.com/api/v1/sessions/session_id/verifications/policy/retry \
>     -H "X-API-Key: <apiKey>"
1{
2  "status": "processing",
3  "session_id": "ses_abc123",
4  "policy": "face_match"
5}
Retries a specific failed verification check for a session. Only checks with status `failed`, `error`, or `requires_retry` can be retried. If all checks pass after the retry, the session is automatically approved and a `session.approved` webhook is dispatched. **Required scope:** `sessions:write`.
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Retries a specific failed verification check for a session. Only checks with status failed, error, or requires_retry can be retried.

If all checks pass after the retry, the session is automatically approved and a session.approved webhook is dispatched.

Required scope: sessions:write.

Authentication

X-API-Keystring

Organization API key. Keys are prefixed with vk_live_ (production) or vk_sandbox_ (sandbox).

Path parameters

session_idstringRequired

Session ID (ses_*).

policystringRequired

The verification policy to retry (e.g. face_match, document_ocr).

Headers

Verifa-VersiondateOptional

API version date string (e.g. 2026-02-01). If omitted, the version pinned to your API key is used.

Key-InflectionenumOptionalDefaults to snake

Response key casing. Defaults to snake.

Allowed values:

Response

Retry accepted. The verification runs asynchronously.
statusstring
session_idstring
policystring

Errors

400
Bad Request Error
401
Unauthorized Error
404
Not Found Error
422
Unprocessable Entity Error