Question 1

What is the EOL Risk Score for OpenAI API gpt-3.5-turbo-instruct?

Accepted Answer

OpenAI API gpt-3.5-turbo-instruct has an EOL Risk Score™ of 45 out of 100, placing it in the Medium risk band. The score is calculated from four factors: EOL Recency (15/40), Attack Surface (20/30), CISA KEV Exposure (0/20), and Extended Support Availability (10/10).

Question 2

Is OpenAI API gpt-3.5-turbo-instruct still supported?

Accepted Answer

OpenAI API gpt-3.5-turbo-instruct is currently supported. End of life is scheduled for September 28, 2026. Plan your migration before that date to avoid security risk.

Question 3

When does OpenAI API gpt-3.5-turbo-instruct reach end of life?

Accepted Answer

OpenAI API gpt-3.5-turbo-instruct reached (or will reach) end of life on September 28, 2026. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running OpenAI API gpt-3.5-turbo-instruct after end of life?

Accepted Answer

After end of life, OpenAI API gpt-3.5-turbo-instruct 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.