Question 1

What is the EOL Risk Score for Openai API Models GPT-5.1?

Accepted Answer

Openai API Models GPT-5.1 has an EOL Risk Score™ of 10 out of 100, placing it in the Low risk band. The score is calculated from four factors: EOL Recency (0/40), Attack Surface (10/30), CISA KEV Exposure (0/20), and Extended Support Availability (0/10).

Question 2

Is Openai API Models GPT-5.1 still supported?

Accepted Answer

Openai API Models GPT-5.1 is currently supported. End of life is scheduled for a future date. Plan your migration before that date to avoid security risk.

Question 3

When does Openai API Models GPT-5.1 reach end of life?

Accepted Answer

The end of life date for Openai API Models GPT-5.1 is not yet scheduled. Check the full Openai API Models version timeline at endoflife.ai/openai-api-models.html for the latest information.

Question 4

What are the security risks of running Openai API Models GPT-5.1 after end of life?

Accepted Answer

After end of life, Openai API Models GPT-5.1 no longer receives security patches. Any newly discovered CVEs remain unpatched indefinitely. Organizations running EOL software also face compliance violations under SOC 2, PCI DSS, HIPAA, and ISO 27001, which require use of supported software versions.