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---
title: AerProvider (v0.31)
description: API reference for qiskit.providers.aer.AerProvider in qiskit v0.31
in_page_toc_min_heading_level: 1
python_api_type: class
python_api_name: qiskit.providers.aer.AerProvider
---
# AerProvider
<Class id="qiskit.providers.aer.AerProvider" isDedicatedPage={true} github="https://github.com/qiskit/qiskit-aer/tree/stable/0.9/qiskit/providers/aer/aerprovider.py" signature="AerProvider" modifiers="class">
Bases: `qiskit.providers.provider.ProviderV1`
Provider for Qiskit Aer backends.
## Methods
<span id="qiskit-providers-aer-aerprovider-backends" />
### backends
<Function id="qiskit.providers.aer.AerProvider.backends" signature="AerProvider.backends(name=None, filters=None, **kwargs)">
Return a list of backends matching the specified filtering.
**Parameters**
* **name** (*str*) name of the backend.
* **\*\*kwargs** dict used for filtering.
**Returns**
**a list of Backends that match the filtering**
criteria.
**Return type**
list\[[Backend](qiskit.providers.Backend "qiskit.providers.Backend")]
</Function>
<span id="qiskit-providers-aer-aerprovider-get-backend" />
### get\_backend
<Function id="qiskit.providers.aer.AerProvider.get_backend" signature="AerProvider.get_backend(name=None, **kwargs)">
Return a single backend matching the specified filtering.
**Parameters**
* **name** (*str*) name of the backend.
* **\*\*kwargs** dict used for filtering.
**Returns**
a backend matching the filtering.
**Return type**
[Backend](qiskit.providers.Backend "qiskit.providers.Backend")
**Raises**
[**QiskitBackendNotFoundError**](qiskit.providers.QiskitBackendNotFoundError "qiskit.providers.QiskitBackendNotFoundError") if no backend could be found or more than one backend matches the filtering criteria.
</Function>
## Attributes
### version
<Attribute id="qiskit.providers.aer.AerProvider.version" attributeValue="1" />
</Class>