---
title: Estimator (v0.26)
description: API reference for qiskit_ibm_runtime.Estimator in qiskit-ibm-runtime v0.26
source: https://quantum.cloud.ibm.com/docs/en/api/qiskit-ibm-runtime/0.26/estimator
---

# Estimator

[GitHub](https://github.com/Qiskit/qiskit-ibm-runtime/tree/stable/0.26/qiskit_ibm_runtime/estimator.py#L234-L422)

alias of [`EstimatorV1`](/docs/api/qiskit-ibm-runtime/0.26/estimator-v1 "qiskit_ibm_runtime.estimator.EstimatorV1")