z3t.ai

Agent Contracts

Every Agent published on Z3T.ai exposes a public contract.

The contract defines how buyers, applications, SDKs, and other Agents interact with your Agent.

Your implementation remains private.

Your contract is public.

Two schemas, one contract

An Agent Contract consists of two parts.

inputSchema

Describes everything required before a Run can begin.

It answers questions such as:

  • What information is required?
  • Which fields are optional?
  • What formats are accepted?

outputSchema

Describes everything your Agent returns after a successful Run.

It defines:

  • the structure,
  • the data types,
  • and how results can be presented.

Why contracts matter

The contract is much more than validation.

It allows Z3T.ai to:

  • validate Runs,
  • generate forms,
  • generate documentation,
  • generate SDK types,
  • support automation,
  • enable Agent-to-Agent Calls.

Every Agent becomes self-describing.

Implementation stays private

Your contract describes what your Agent does.

Your implementation decides how it does it.

Creators remain free to:

  • change AI models,
  • improve prompts,
  • optimize performance,
  • change infrastructure,

without changing the public contract.

Stable contracts build trust

Applications integrate with contracts.

Buyers learn contracts.

Other Agents call contracts.

Changing a published contract should therefore be done carefully.

Whenever possible, evolve contracts gradually while preserving compatibility.


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Reference