SingularityNET

SingularityNET Channels API

Payment channel management for service access

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OpenAPI Specification

openapi: 3.0.3
info:
  title: SingularityNET Marketplace Channels API
  description: The SingularityNET Marketplace REST API provides service discovery, organization management, and metadata access for the decentralized AI network. Browse available AI services, retrieve service metadata, check pricing, and access organization information. Service invocation uses gRPC through the daemon (snetd).
  version: '1.0'
  contact:
    name: SingularityNET Foundation
    url: https://singularitynet.io
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
servers:
- url: https://marketplace-mt-v2.singularitynet.io
  description: Marketplace Production API
tags:
- name: Channels
  description: Payment channel management for service access
paths:
  /channel/open:
    post:
      operationId: openPaymentChannel
      summary: Open Payment Channel
      description: Open a Multi-Party Escrow (MPE) payment channel to fund AI service calls. Channels are funded with ASI tokens.
      tags:
      - Channels
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ChannelOpenRequest'
      responses:
        '200':
          description: Payment channel opened
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/PaymentChannel'
  /channel/{channel_id}:
    get:
      operationId: getChannel
      summary: Get Channel
      description: Retrieve the current state of a payment channel including balance and expiration.
      tags:
      - Channels
      parameters:
      - name: channel_id
        in: path
        required: true
        schema:
          type: string
        description: Payment channel identifier
      responses:
        '200':
          description: Channel details
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/PaymentChannel'
        '404':
          description: Channel not found
  /channel/{channel_id}/extend:
    post:
      operationId: extendChannel
      summary: Extend Channel
      description: Add funds or extend the expiration of an existing payment channel.
      tags:
      - Channels
      parameters:
      - name: channel_id
        in: path
        required: true
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                amount:
                  type: string
                  description: Additional ASI tokens to deposit (in cogs)
                expiration:
                  type: integer
                  description: New expiration block number
      responses:
        '200':
          description: Channel extended
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    $ref: '#/components/schemas/PaymentChannel'
components:
  schemas:
    PaymentChannel:
      type: object
      properties:
        channel_id:
          type: string
          description: Payment channel identifier
        nonce:
          type: integer
          description: Current channel nonce
        balance_in_cogs:
          type: string
          description: Available balance in cogs
        pending:
          type: string
          description: Pending balance commitment
        endpoint:
          type: string
          description: Associated service endpoint
        expiration:
          type: integer
          description: Channel expiration block number
        signer:
          type: string
          description: Ethereum address of channel signer
    ChannelOpenRequest:
      type: object
      required:
      - org_id
      - service_id
      - group_id
      - amount_in_cogs
      - expiration
      properties:
        org_id:
          type: string
        service_id:
          type: string
        group_id:
          type: string
        amount_in_cogs:
          type: string
          description: Amount of ASI tokens to deposit (in cogs)
        expiration:
          type: integer
          description: Channel expiration block number
externalDocs:
  description: SingularityNET Developer Portal
  url: https://dev.singularitynet.io