Hyperbolic

Hyperbolic Completions API

Legacy base-model text completion endpoint

GitHub OpenAPI

Operations 1

POST /completions Hyperbolic Create A Completion #

Documentation

📖
Documentation
https://docs.hyperbolic.ai/inference/overview
📖
Documentation
https://docs.hyperbolic.ai/inference/chat-completion

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/hyperbolic-ai/refs/heads/main/openapi/hyperbolic-ai-completions-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/hyperbolic-ai/refs/heads/main/json-schema/hyperbolic-chat-completion-schema.json

Other Resources

🔗
JSONLD
https://raw.githubusercontent.com/api-evangelist/hyperbolic-ai/refs/heads/main/json-ld/hyperbolic-ai-context.jsonld

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/hyperbolic-ai-completions-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 form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

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

OpenAPI Specification

hyperbolic-ai-completions-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Hyperbolic Audio Generation Completions API
  description: 'Convert text to natural-sounding speech using audio models hosted by Hyperbolic — Melo TTS (sunset) and Whisper (coming soon). Returns base64-encoded audio. Pricing from $0.001 per 1000 characters.

    '
  version: v1
  contact:
    name: Hyperbolic Support
    email: support@hyperbolic.ai
    url: https://docs.hyperbolic.ai
  license:
    name: Hyperbolic Terms of Use
    url: https://www.hyperbolic.ai/terms-of-use
servers:
- url: https://api.hyperbolic.xyz/v1
  description: Hyperbolic Production Inference Server
security:
- BearerAuth: []
tags:
- name: Completions
  description: Legacy base-model text completion endpoint
paths:
  /completions:
    post:
      summary: Hyperbolic Create A Completion
      description: 'Generate a text completion for a prompt against a base (non-instruct) model. Primarily used for the Llama-3.1-405B-Base BF16 and FP8 variants unique to Hyperbolic.

        '
      operationId: createCompletion
      tags:
      - Completions
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CompletionRequest'
            examples:
              Base405B:
                summary: Llama-3.1-405B base BF16
                value:
                  model: meta-llama/Meta-Llama-3.1-405B
                  prompt: 'The three laws of robotics are:'
                  max_tokens: 256
                  temperature: 0.7
      responses:
        '200':
          description: Successful completion response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CompletionResponse'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '429':
          description: Too Many Requests
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    CompletionResponse:
      type: object
      properties:
        id:
          type: string
        object:
          type: string
          enum:
          - text_completion
        created:
          type: integer
        model:
          type: string
        choices:
          type: array
          items:
            type: object
            properties:
              index:
                type: integer
              text:
                type: string
              finish_reason:
                type: string
                enum:
                - stop
                - length
        usage:
          $ref: '#/components/schemas/Usage'
    Usage:
      type: object
      properties:
        prompt_tokens:
          type: integer
        completion_tokens:
          type: integer
        total_tokens:
          type: integer
    CompletionRequest:
      type: object
      required:
      - model
      - prompt
      properties:
        model:
          type: string
          description: Base model ID (e.g. `meta-llama/Meta-Llama-3.1-405B`).
        prompt:
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        max_tokens:
          type: integer
          minimum: 1
        temperature:
          type: number
          minimum: 0
          maximum: 2
        top_p:
          type: number
          minimum: 0
          maximum: 1
        top_k:
          type: integer
        n:
          type: integer
          minimum: 1
        stream:
          type: boolean
        stop:
          oneOf:
          - type: string
          - type: array
            items:
              type: string
        presence_penalty:
          type: number
        frequency_penalty:
          type: number
        seed:
          type: integer
    ErrorResponse:
      type: object
      properties:
        error:
          type: object
          properties:
            message:
              type: string
            type:
              type: string
            code:
              type: string
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key