Compared to the previous 11th edition, several significant changes were introduced to improve reliability and safety: Field Proven Model

: It introduces references to API 691 (Risk-Based Machinery Management), emphasizing that equipment must be field-proven as defined by the purchaser, particularly for high-risk, hazardous, or high-pressure services. Technical Enhancements and Safety

: The standard for duplex and super duplex pressure castings has shifted from A890 to A995 .

The 12th edition introduced major technical updates over the 11th (2010), including:

A built-in tool that checks if pump designs and operational practices comply with the API 610 12th edition standards, providing a compliance report.