AI tools for AI Engineers

Coze is an AI app development platform for building agents without writing code and releasing them across multiple channels.

LLaMA-Factory is an open-source framework for fine-tuning more than 100 large language models and vision-language models.

Novita AI is a developer cloud that puts more than 200 models behind a single API, covering text, image, audio and video.

Deepgram is a voice AI platform that exposes speech-to-text, text-to-speech and conversational agents through APIs.

llama.cpp is an open-source inference engine that runs large language models and vision-language models on local hardware or in the cloud with minimal setup.

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

HuggingChat is the chat app from Hugging Face, powered by open source AI models.

Lambda is a GPU cloud built for training and serving AI models.

OpenAI Whisper API is the speech-to-text service developers call to convert recorded audio into text.

Jan is an open-source desktop app that lets you run AI models on your own computer.

Vast.ai is a GPU rental marketplace where developers and AI teams rent compute for training, fine-tuning, inference and rendering.

Deepdub is an AI voice platform that began in dubbing and now also offers a production-grade voice API for AI agents.

The OpenAI Realtime API is a developer interface for building voice agents that listen and speak in real time.

Google Vertex AI is Google Cloud's machine learning and generative AI platform, now presented under the Agent Platform name.

Amazon Lex is a managed AWS service for adding conversational interfaces to applications through voice and text.

LibreChat is an open-source AI platform that gathers all your AI conversations in one customizable interface.

OpenRouter Chat is a browser playground for comparing language models on a single prompt.

Google Cloud Text-to-Speech is an API that turns written text into natural-sounding speech using Google's AI speech synthesis research.

Simular builds AI agents that operate real computers, and its flagship product Sai acts as a robosecretary that takes over repetitive screen work.

Descope AI is the identity layer for AI agents and MCP servers from Descope, delivered as the Agentic Identity Hub.

Soniox is a speech AI platform that offers real-time speech-to-text, text-to-speech and speech translation through one API.

Amazon SageMaker is AWS's service for data, analytics and AI in one place.

ElevenLabs API is a developer interface to the company's audio models.

OpenAI TTS is the text-to-speech feature of the OpenAI Audio API, exposed through a speech endpoint that converts written text into lifelike spoken audio.