Public API
Developer console
Provision sandbox apps, inspect verification sessions, exercise webhook delivery, and verify receipt-helper behavior from one operational surface.
App
Credential
Session
Webhook
Receipt
Docs
Fixture mode
2026-06-03 contractMeridian Checking Sandbox
active
sandbox
app_meridian_sandbox
ready
Redirect
http://localhost:3000/api/passtru/callback
Origins
http://localhost:3000
Native
meridian://
demo.meridian.local
Capabilities
loginidvprivate_attribute_checkdocument_releasereceipt_verification
Sessions
1 shownAction required
hosted0b7a0da6-2fd7-4459-9c6c-2d792e9d5d4d
identity, login_with_passtru, private_attribute_placeholder, document_release, receipt_verification
12:05
Webhooks
sample
Endpoint
http://localhost:3000/api/passtru/webhooks
webhook-idevt_meridian_test_completed
webhook-timestamp1780497900
webhook-signaturev1,fixture_signature
verification_session.completed ยท delivered
Contracts
Receipt helper
unsupported
unsupportedReceipt verification is fail-closed until the foundation contract is approved.
- Code
- receipt_contract_pending
- Retry
- false