# Orion Advisor Solutions Trading/Outside Trading API

**Canonical:** https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-trading-outsidetrading-api/  
**Provider:** Orion Advisor Solutions — https://apis.io/providers/orion-advisor-solutions/  
**Base URL:** https://api.orionadvisor.com/api/v1  
**Documentation:** https://developers.orionadvisor.com/

Orion Advisor Solutions Trading/Outside Trading API is one of 573 APIs that [Orion Advisor Solutions](https://apis.io/providers/orion-advisor-solutions/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Trading/OutsideTrading. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and a getting-started guide.

The Trading/OutsideTrading API from Orion Advisor Solutions — 8 operation(s) for trading/outsidetrading.

## Operations (8)

| Method | Path | Summary |
|---|---|---|
| GET | `/v1/Trading/OutsideTrading/AvailableCustodians` | Returns a list of available custodians |
| POST | `/v1/Trading/OutsideTrading/CreateAccountModelAndRebalance` | From the householdId, positions, and allocations given, temporary model… |
| POST | `/v1/Trading/OutsideTrading/CreateAdditionalCustodians` | With the householdId and list of custodians, create new custodians for the… |
| POST | `/v1/Trading/OutsideTrading/CreateClientAndCustodian` | From the firm name and list of custodians, a client, registration and… |
| POST | `/v1/Trading/OutsideTrading/OutsideTradingCreateTradeFiles` | From the returned list of orders create blocks and return the trade file |
| PUT | `/v1/Trading/OutsideTrading/UpdateBlockAccountNumber` | Update the Block Account Number |
| POST | `/v1/Trading/OutsideTrading/ValidateAccount` | Validate a account |
| POST | `/v1/Trading/OutsideTrading/ValidateModel` | Validate a model |

## Machine-readable artifacts (6)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/orion-advisor-solutions/refs/heads/main/openapi/orion-advisor-solutions-trading-outsidetrading-api-openapi.yml
- **Documentation** — https://developers.orionadvisor.com/quick-start/
- **Documentation** — https://developers.orionadvisor.com/guides/
- **APIReference** — https://api.orionadvisor.com/api/swagger/ui/index
- **GettingStarted** — https://developers.orionadvisor.com/quick-start/
- **Webhooks** — https://raw.githubusercontent.com/api-evangelist/orion-advisor-solutions/refs/heads/main/asyncapi/orion-advisor-solutions-webhooks.yml

## Other Orion Advisor Solutions APIs (12)

- [Orion Advisor Solutions Advisor Trading/Buy Sell API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-advisortrading-buysell-api/)
- [Orion Advisor Solutions Advisor Trading/Core API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-advisortrading-core-api/)
- [Orion Advisor Solutions Advisor Trading/Instances API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-advisortrading-instances-api/)
- [Orion Advisor Solutions Advisor Trading/Sleeve Assignment API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-advisortrading-sleeveassignment-api/)
- [Orion Advisor Solutions Aggregator/Access Token API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-aggregator-accesstoken-api/)
- [Orion Advisor Solutions Aggregator/Accounts API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-aggregator-accounts-api/)
- [Orion Advisor Solutions Aggregator API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-aggregator-api/)
- [Orion Advisor Solutions Aggregator/Holdings API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-aggregator-holdings-api/)
- [Orion Advisor Solutions Aggregator/Token API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-aggregator-token-api/)
- [Orion Advisor Solutions Aggregator/Transactions API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-aggregator-transactions-api/)
- [Orion Advisor Solutions Authorization/Databases API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-authorization-databases-api/)
- [Orion Advisor Solutions Authorization/Profiles API](https://apis.io/apis/orion-advisor-solutions/orion-advisor-solutions-authorization-profiles-api/)

## Tags

Trading/OutsideTrading

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