Question 1

What is the EOL Risk Score for Claude (Anthropic) Claude Haiku 3?

Accepted Answer

Claude (Anthropic) Claude Haiku 3 has an EOL Risk Score™ of 60 out of 100, placing it in the High risk band. The score is calculated from four factors: EOL Recency (30/40), Attack Surface (20/30), CISA KEV Exposure (0/20), and Extended Support Availability (10/10).

Question 2

Is Claude (Anthropic) Claude Haiku 3 still supported?

Accepted Answer

Claude (Anthropic) Claude Haiku 3 is no longer supported — it has passed its end of life date (April 20, 2026). No further security patches will be issued. Upgrade to a supported version or obtain extended lifecycle support.

Question 3

When does Claude (Anthropic) Claude Haiku 3 reach end of life?

Accepted Answer

Claude (Anthropic) Claude Haiku 3 reached (or will reach) end of life on April 20, 2026. 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 Haiku 3 after end of life?

Accepted Answer

After end of life, Claude (Anthropic) Claude Haiku 3 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.