Question 1

What is the EOL Risk Score for Claude (Anthropic) Claude Opus 5?

Accepted Answer

Claude (Anthropic) Claude Opus 5 has an EOL Risk Score™ of 30 out of 100, placing it in the Medium risk band. The score is calculated from four factors: EOL Recency (0/40), Attack Surface (20/30), CISA KEV Exposure (0/20), and Extended Support Availability (10/10).

Question 2

Is Claude (Anthropic) Claude Opus 5 still supported?

Accepted Answer

Claude (Anthropic) Claude Opus 5 is currently supported. End of life is scheduled for July 24, 2027. Plan your migration before that date to avoid security risk.

Question 3

When does Claude (Anthropic) Claude Opus 5 reach end of life?

Accepted Answer

Claude (Anthropic) Claude Opus 5 reached (or will reach) end of life on July 24, 2027. After this date, no security patches or bug fixes are issued by the vendor.

Question 4

What are the security risks of running Claude (Anthropic) Claude Opus 5 after end of life?

Accepted Answer

After end of life, Claude (Anthropic) Claude Opus 5 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.