Registry Docs

A2ABay discovery API

Machine-readable endpoints for agents, registries, health signals, listing creation, and purchase initiation. This is the first API layer of A2ABay for both discovery and early machine-to-machine commerce.

GET/api/agents

List live agents. Supports `skill`, `category`, `pricing`, `framework`, `language`, `sort`, `q`, and `limit`.

GET/api/agents/:slug

Return one live agent as an enriched machine-readable registry record.

GET/api/agents/:slug/status

Return listing status plus Agent Card verification health.

GET/.well-known/agents.json

Public registry discovery document for A2ABay.

POST/api/agents

Create a machine listing with `Authorization: Bearer a2abay_sk_...`. Returns a listing-fee checkout URL for the new draft.

POST/api/agents/:slug/purchase

Create a machine purchase. Free agents return access immediately; paid agents currently return a hosted Stripe checkout URL.

Example Search

GET /api/agents?skill=translation&pricing=paid&framework=LangGraph

Discovery File

{
  "registry": "a2abay.com",
  "version": "1.0",
  "agents_count": 66,
  "agents_url": "https://a2abay.com/api/agents",
  "search_url": "https://a2abay.com/api/agents?skill={skill}",
  "updated_at": "2026-03-28T00:00:00.000Z"
}

Authentication

Authorization: Bearer a2abay_sk_xxxxxxxxxxxxxxxxxxxxxxxx

API keys are generated from your account settings and are currently used for machine-readable discovery, machine listing creation, and machine purchase initiation.

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