Gradium

Gradium metering API

The metering API from Gradium — 1 operation(s) for metering.

Documentation GitHub OpenAPI

Operations 1

GET /usages/credits Get Credits #

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this

find_apisBrowse and filter every API in the catalog.
get_api_artifactsOne API's artifacts, grouped by type.
get_openapiThe primary OpenAPI for this API.
find_similar_apisAPIs that look like this one.
apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

All 92 tools →

Call it yourself

curl for this page

This API

curl "https://apis.io/api/v1/apis/gradium-metering-api"

All apis

curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

openapi: 3.2.0
info:
  title: Gradium Metering API
  description: "This documentation covers the Gradium API.\n\nThis API exposes our Text-To-Speech and Speech-To-Text models, which offers low-latency, high-quality & natural sounding output and best in class accuracy.  \n\nFor issues, questions, or feature requests, please contact us at support@gradium.ai"
  version: 0.1.0
servers:
- url: https://api.gradium.ai/api
  description: Gradium API
tags:
- name: metering
paths:
  /usages/credits:
    get:
      tags:
      - metering
      summary: Get Credits
      description: Get current credit balance for the authenticated user's subscription.
      operationId: get_credits_usages_credits_get
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CreditsSummary'
components:
  schemas:
    CreditsSummary:
      properties:
        remaining_credits:
          type: integer
          title: Remaining Credits
        allocated_credits:
          type: integer
          title: Allocated Credits
        billing_period:
          type: string
          title: Billing Period
        next_rollover_date:
          anyOf:
          - type: string
            format: date
          - type: 'null'
          title: Next Rollover Date
        plan_name:
          type: string
          title: Plan Name
          default: ''
      type: object
      required:
      - remaining_credits
      - allocated_credits
      - billing_period
      title: CreditsSummary
      description: Summary of credits for current billing period.
x-tagGroups:
- name: Documentation
  tags:
  - Documentation
  - FAQ
  - Release notes
- name: API Reference
  tags:
  - TTS
  - STT
  - Voices
  - Pronunciations
  - Credits