# Blend API

**Canonical:** https://apis.io/apis/blend-labs/blend-api/  
**Provider:** Blend Labs — https://apis.io/providers/blend-labs/  
**Base URL:** https://api.blendlabs.com  
**Documentation:** https://developers.blend.com/blend/reference

Blend API is published by [Blend Labs](https://apis.io/providers/blend-labs/) on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Mortgage, Lending, Banking, Closings, and Documents. The published artifact set on APIs.io includes an OpenAPI specification, an API reference, and authentication docs.

Blend's platform API for home lending, consumer lending, deposit account opening, documents and disclosures, e-signature packages, electronic and remote online notary (RON) closings, verification of income/employment/assets, reporting, and event notifications. Multi-tenant: every request carries a blend-target-instance header.

## Machine-readable artifacts (9)

- **OpenAPI** — https://developers.blend.com/blend/openapi
- **APIReference** — https://developers.blend.com/blend/reference
- **Authentication** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/authentication/blend-labs-authentication.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/conventions/blend-labs-conventions.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/data-model/blend-labs-data-model.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/errors/blend-labs-problem-types.yml
- **MCPServer** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/mcp/blend-labs-mcp.yml
- **Conformance** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/conformance/blend-labs-conformance.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/blend-labs/refs/heads/main/apis.yml

## Tags

Mortgage, Lending, Banking, Closings, Documents, Verification, Event

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