Lithic

Lithic is a modern card-issuing and program-management platform offering REST APIs for cards, accounts, transactions, authorization control, ACH/wire payments, external bank accounts, account-holder KYC/KYB, 3-D Secure, tokenization, disputes, and webhooks. OpenAPI spec is published via Stainless and powers official SDKs in Node, Python, Go, Java, Kotlin.

3 APIs 0 Features

FinTechBaaSCard IssuingPaymentsEmbedded Finance

APIs

Lithic REST API

REST API covering cards, accounts, account holders (KYC/KYB), authorization rules and 3DS, transactions, financial accounts, external bank accounts, ACH and wire payments, book ...

Lithic Auth Stream Access (ASA)

Real-time HTTP endpoint customers expose for Lithic to call synchronously during authorization for custom approve/decline logic.

Lithic Webhooks

Outbound HTTP webhook delivery for transaction, card, account-holder, dispute, and payment events.

Resources

👥

GitHubOrganization

Sources

aid: lithic
url: https://raw.githubusercontent.com/api-evangelist/lithic/refs/heads/main/apis.yml
name: Lithic
kind: company
description: Lithic is a modern card-issuing and program-management platform offering
  REST APIs for cards, accounts, transactions, authorization control, ACH/wire payments,
  external bank accounts, account-holder KYC/KYB, 3-D Secure, tokenization, disputes,
  and webhooks. OpenAPI spec is published via Stainless and powers official SDKs in
  Node, Python, Go, Java, Kotlin.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
  - FinTech
  - BaaS
  - Card Issuing
  - Payments
  - Embedded Finance
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
  - aid: lithic:rest-api
    name: Lithic REST API
    description: REST API covering cards, accounts, account holders (KYC/KYB), authorization
      rules and 3DS, transactions, financial accounts, external bank accounts, ACH and
      wire payments, book transfers, statements, payments, disputes, tokenization, and
      webhooks across 191 endpoints.
    humanURL: https://docs.lithic.com/reference
    baseURL: https://api.lithic.com/v1
    tags:
    - REST
    - Card Issuing
    - Payments
    - ACH
    properties:
    - type: Documentation
      url: https://docs.lithic.com/reference
    - type: OpenAPI
      url: openapi/lithic-openapi.yml
  - aid: lithic:auth-stream
    name: Lithic Auth Stream Access (ASA)
    description: Real-time HTTP endpoint customers expose for Lithic to call synchronously
      during authorization for custom approve/decline logic.
    humanURL: https://docs.lithic.com/docs/auth-stream-access-asa
    baseURL: customer-hosted
    tags:
    - Webhooks
    - RTD
    properties:
    - type: Documentation
      url: https://docs.lithic.com/docs/auth-stream-access-asa
  - aid: lithic:webhooks
    name: Lithic Webhooks
    description: Outbound HTTP webhook delivery for transaction, card, account-holder,
      dispute, and payment events.
    humanURL: https://docs.lithic.com/docs/event-webhooks
    baseURL: https://api.lithic.com/v1/events
    tags:
    - Webhooks
    properties:
    - type: Documentation
      url: https://docs.lithic.com/docs/event-webhooks
common:
  - type: GitHubOrganization
    url: https://github.com/lithic-com
  - type: LinkedIn
    url: https://www.linkedin.com/company/lithic
  - type: Website
    url: https://lithic.com/
  - type: Plans
    url: plans/lithic-plans-pricing.yml
  - type: RateLimits
    url: rate-limits/lithic-rate-limits.yml
  - type: FinOps
    url: finops/lithic-finops.yml
  - type: LLMsTxt
    url: https://docs.lithic.com/llms.txt
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com