AI tools

AI models and APIs

Model providers, inference clouds and hubs developers build AI products on.

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  • OpenAI API OpenAI

    GPT models for text, vision, images, audio and realtime voice, plus the Agents SDK.

    Pay per use API
  • Claude API Anthropic

    Claude models for developers, with tool use, prompt caching, batches and skills; also on AWS, Google Cloud and Azure.

    Pay per use API
  • Gemini API Google

    Gemini models with long context and native video and audio input, through AI Studio and Vertex AI.

    Pay per use API
  • Mistral AI Mistral AI

    European models, open-weight and commercial, with an API and on-premises deployment.

    Pay per use Open source API
  • Cohere Cohere

    Models for enterprise search and RAG: Command, Embed and Rerank, deployable privately.

    Pay per use API
  • Hugging Face Hugging Face

    The hub for open models and datasets, with Spaces for demos and inference endpoints.

    Free plan + paid Open source API
  • OpenRouter OpenRouter

    One API and bill for hundreds of models from every major provider, with fallbacks.

    Pay per use API
  • Groq Groq

    Very fast inference for open models on Groq’s own LPU chips.

    Pay per use API
  • Together AI Together AI

    A cloud for running and fine-tuning open models, plus GPU clusters.

    Pay per use API
  • Replicate Replicate (Cloudflare)

    Run thousands of open image, video, audio and language models with one API call.

    Pay per use API
  • Ollama Ollama

    Run open models like Llama, Gemma, Qwen and DeepSeek on your own computer.

    Free Open source API
  • DeepSeek DeepSeek

    A free chat assistant on DeepSeek’s open-weight models, known for strong reasoning.

    Free Open source API
  • Exa Exa

    A search engine API built for AI: finds pages by meaning and returns their contents.

    Pay per use API
  • Tavily Tavily

    A web search and extraction API made for agents and RAG pipelines.

    Pay per use API

At a glance

ToolMakerPricingOpen sourceAPIWhere
OpenAI APIOpenAIPay per useAPI
Claude APIAnthropicPay per useAPI
Gemini APIGooglePay per useAPI
Mistral AIMistral AIPay per useAPI, Self-hosted
CohereCoherePay per useAPI, Self-hosted
Hugging FaceHugging FaceFree plan + paidWeb, API
OpenRouterOpenRouterPay per useAPI
GroqGroqPay per useAPI
Together AITogether AIPay per useAPI
ReplicateReplicate (Cloudflare)Pay per useAPI
OllamaOllamaFreeDesktop, Terminal, Self-hosted
DeepSeekDeepSeekFreeWeb, Mobile, API
ExaExaPay per useAPI
TavilyTavilyPay per useAPI

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