AI tools for aPIs

You send one prompt—heeb fires it across multiple LLM platforms simultaneously

Cartesia is a voice AI company that provides one API for speech generation, transcription and production voice agents fast enough for live conversation.

BlandAI gives you voice AI for phone calls at massive scale—without routing through OpenAI or Anthropic

Extruct AI is a company research API that finds and researches businesses from a curated index of 10 million companies or from anywhere on the live web.

Fixie

Apify is a web scraping and automation platform built around a marketplace of ready-to-run programs called Actors.

Adthos is an AI audio platform for creating, editing and publishing spoken content.

Vapi is a developer platform for building, testing and deploying voice AI agents that talk to customers on the phone.

Murf AI is a voice platform that turns text into natural-sounding speech and also runs conversational voice agents.