LLM APIs & Model Providers
Model APIs, inference platforms and gateways for building with large language models. 33 tools listed. See also the guide to the best LLM APIs & Model Providers tools.
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AI21 Labs
AI lab offering the Jamba models and enterprise AI tools.
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Alibaba Cloud Model Studio
Alibaba Cloud's platform for accessing and building on Qwen and other models.
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Amazon Bedrock
AWS service offering foundation models from multiple providers through one API.
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Anthropic API
Anthropic's developer API for the Claude family of models.
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Anyscale
Managed platform for running Ray-based AI workloads.
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Azure AI Foundry
Microsoft's platform for building and managing AI apps and agents with a catalog of models.
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Baseten
Inference platform for deploying and serving AI models.
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Cerebras
AI hardware company offering high-speed inference for open models.
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Cloudflare Workers AI
Run AI models on Cloudflare's network via serverless APIs.
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Cohere
Enterprise AI company offering language models, embeddings and rerank APIs.
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Databricks Mosaic AI
Databricks' tools for building, serving and governing AI models and agents.
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DeepInfra
Hosted inference for open-source models via API.
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DeepSeek API
Developer documentation for the DeepSeek model API.
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Fireworks AI
Inference platform for open and fine-tuned generative models.
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Google AI Studio
Google's web tool and API gateway for prototyping with Gemini models.
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Groq
Fast inference platform that runs open models on custom LPU hardware.
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Hugging Face
Hub for open models, datasets and apps, with hosted inference.
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LiteLLM
Open-source gateway for calling many LLM providers through one OpenAI-style interface.
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Llama
Meta's family of open-weight models with downloads and developer resources.
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Modal
Serverless cloud for running AI workloads and model inference.
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Nebius
AI cloud with GPU infrastructure and managed inference.
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Novita AI
Cloud platform offering model APIs and GPU instances.
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NVIDIA NIM
NVIDIA's catalog of model endpoints and microservices for inference.
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OpenAI API
OpenAI's developer platform for its language, image, audio and agent APIs.
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OpenRouter
Unified API that routes requests to many model providers.
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Perplexity API
Perplexity's API for search-grounded answers.
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Portkey
AI gateway for routing, observing and governing LLM requests.
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Reka
AI lab offering multimodal models and APIs.
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Replicate
Run and deploy machine learning models through a simple API.
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SambaNova
AI infrastructure and inference cloud for open and custom models.
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Together AI
Cloud for running, fine-tuning and deploying open-source models.
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Vertex AI
Google Cloud's platform for building and deploying generative AI and ML models.
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xAI API
xAI's developer API for its Grok language, image and voice models, billed by usage.