Send feedback
Class ChatSession (1.144.0)
Stay organized with collections
Save and categorize content based on your preferences.
1.144.0 (latest)
1.143.0
1.142.0
1.141.0
1.140.0
1.139.0
1.138.0
1.137.0
1.136.0
1.135.0
1.134.0
1.133.0
1.132.0
1.131.0
1.130.0
1.129.0
1.122.0
1.121.0
1.120.0
1.119.0
1.118.0
1.117.0
1.95.1
1.94.0
1.93.1
1.92.0
1.91.0
1.90.0
1.89.0
1.88.0
1.87.0
1.86.0
1.85.0
1.84.0
1.83.0
1.82.0
1.81.0
1.80.0
1.79.0
1.78.0
1.77.0
1.76.0
1.75.0
1.74.0
1.73.0
1.72.0
1.71.1
1.70.0
1.69.0
1.68.0
1.67.1
1.66.0
1.65.0
1.63.0
1.62.0
1.60.0
1.59.0
ChatSession (
model : vertexai . generative_models . _generative_models . _GenerativeModel ,
* ,
history : typing . Optional [
typing . List [ vertexai . generative_models . _generative_models . Content ]
] = None ,
response_validation : bool = True
)
Chat session holds the chat history.
Methods
send_message
Exceptions
Type
Description
ResponseValidationError
If the response was blocked or is incomplete.
send_message_async
Generates content asynchronously.
Exceptions
Type
Description
ResponseValidationError
If the response was blocked or is incomplete.
Send feedback
Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License , and code samples are licensed under the Apache 2.0 License . For details, see the Google Developers Site Policies . Java is a registered trademark of Oracle and/or its affiliates.
Last updated 2026-04-01 UTC.
Need to tell us more?
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2026-04-01 UTC."],[],[]]