# Helix by Q2 API

**Canonical:** https://apis.io/apis/q2/helix-by-q2-api/  
**Provider:** Q2 — https://apis.io/providers/q2/  
**Base URL:** https://api.helix.q2.com  
**Documentation:** https://docs.helix.q2.com

Helix by Q2 API is published by [Q2](https://apis.io/providers/q2/) on the [APIs.io](https://apis.io/) network. Tagged areas include Banking, Embedded Finance, Account, Cards, and ACH. The published artifact set on APIs.io includes API documentation, an API reference, a quickstart, authentication docs, and rate-limit docs.

The Helix by Q2 REST API lets developers incorporate real FDIC-insured savings and/or checking accounts into their applications, including accounts, customers (individual and business), cards, card controls, external accounts, transfers, ACH, wires, transactions, statements, fees, and programs. Authentication is HTTP Basic (API Key + Secret). A real-time Events Bus delivers account, card, check, and fraud events. JSON only.

## Machine-readable artifacts (15)

- **Documentation** — https://docs.helix.q2.com
- **APIReference** — https://docs.helix.q2.com/reference
- **Quickstart** — https://docs.helix.q2.com/reference/quickstart
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/authentication/q2-authentication.yml
- **RateLimits** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/rate-limits/q2-rate-limits.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/errors/q2-error-codes.yml
- **Sandbox** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/sandbox/q2-sandbox.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/conventions/q2-conventions.yml
- **Lifecycle** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/lifecycle/q2-lifecycle.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/data-model/q2-data-model.yml
- **Conformance** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/conformance/q2-conformance.yml
- **Webhooks** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/asyncapi/q2-events-webhooks.yml
- **MCPServer** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/mcp/q2-mcp.yml
- **LLMsTxt** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/llms/q2-llms.txt
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/q2/refs/heads/main/apis.yml

## Tags

Banking, Embedded Finance, Account, Cards, ACH, Transfers

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/q2/helix-by-q2-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/q2/.