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README.md

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-<b>ChatCell</b> allows researchers to input instructions in either natural or single-cell language, thereby facilitating the execution of necessary tasks in single-cell analysis. Black and red texts denote human and single-cell language, respectively.
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+The project <b>ChatCell</b> aims to help researchers to use either natural or single-cell language, thereby facilitating single-cell analysis. Black and red texts denote human and single-cell language, respectively. Have a try with the demo at 
+<a href="https://chat.openai.com/g/g-vUwj222gQ-chatcell">💻GPTStore App</a>.
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