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Application Enhancement Proposals

An API design specification and guideline with open source, zero-effort tooling and clients.

Rigorous API design guidelines

AEPs are built on proven lessons from industry veterans at Google, Microsoft, Roblox, IBM (and others!) plus major contributors to HTTP and IETF specifications.

Learn from their experience in crafting APIs that are easy to use, maintain, and evolve.

Read about the history of AEPs

We have the clients

APIs that conform to the AEPs can take advantage of our Terraform provider, UI, CLI, and MCP server with zero-configuration. The AEPs were designed with a wide variety of clients in mind, not just curl.

View ecosystem

Read our blog

To find out about our recent work, check out our blog, where post our roadmap, as well as articles around design details of the AEPs and the ecosystem.

Visit the blog