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Teller Institutions API

Supported financial institutions

Teller Institutions API is one of 4 APIs that Teller publishes on the APIs.io network, described by a machine-readable OpenAPI specification and an AsyncAPI event-driven specification.

Tagged areas include Institutions. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an AsyncAPI specification, a getting-started guide, and authentication docs.

This API exposes 1 operation across 1 path, and defines 1 schema. It is described by OpenAPI 3.0.3, at version 2020-10-12.

Requests are made against a single base URL, https://api.teller.io.

1 operations 1 paths 1 schemas 1 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.0.3
API Version
2020-10-12
Base URL
https://api.teller.io
Authentication
HTTP Bearer
Terms of Service
Resource Areas
1

Authentication & Security 1

Teller Institutions API declares 1 security scheme for authenticating requests. It accepts HTTP bearer tokens (BearerMtls).

  • BearerMtls — Access token obtained via Teller Connect when a user successfully enrolls their bank account. Must be used together with a Teller client certificate (mTLS). En…

Paths & Operations 1

Across 1 path, the API surfaces 1 operation — 1 GET. Each is listed below with its method, path, parameters, and response codes.

Institutions 1

Supported financial institutions

GET
/institutions
List Institutions
listInstitutions → 200

Schemas 1

The contract defines 1 schema that model the data the API accepts and returns. The most detailed is Institution (3 properties). Each schema is shown below with its type and property counts.

Institution
object
A supported financial institution
3 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

teller-institutions-api-openapi.yml Raw ↑

Other APIs Teller publishes across the network.

Teller Accounts API
Teller Identity API
Teller Transactions API