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API Report 2024 Edition

Anatomy
of an API

Based on data from:

15KAPIs
500Kendpoints
1Brequests

…we bring you answers to this Key Industry Questions:

How can you make sense of the API usage data?
What does this data suggest about API trends in 2025?
How do APIs play a crucial role in advancing AI innovation?
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Key Findings

1000APIs per organization

The scale of the enterprise API landscape is substantial

Most enterprise-level organizations maintain over 1000 APIs within their landscape, the majority of which are designed for internal use.

42/100avg. JS-based API score

Javascript-based APIs score lower than the average

The average API quality score, in 2024., across all languages, was 57 (out of 100). Javascript-based APIs scored 26% below the average with a score of 42 (out of 100).

807%AI-related APIs

The rapid expansion of APIs is being fueled by AI

In 2024. the number of AI-related APIs grew by 807% compared to last year while the average growth across all other sectors and industries has been 10%.

42endpoints per API

APIs are becoming increasingly complex

The average API in 2024. had 42 endpoints. This represents a substantial increase since last year when the average was just 22 endpoints.

52%requests had no authentication

The bar for API security is very low

52% of requests had no form of authentication, 55% of requests didn’t use SSL/TLS encryption and the average security score was 40 (out of 100).

API Report Book 2024

This report is ideal for:

API Team Leads– looking to consolidate and innovate within API initiatives

Architects & Platform Engineers– eager to stay updated on API trends
Engineers– working on API design and documentation who want insights on best practices and industry trends
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© 2024 Treblle