Best API Platforms AI Tools

Google's free AI development platform to explore and call Gemini and other latest models with API integration

Ultra-fast AI inference platform with LPU architecture for millisecond responses, supporting Llama, Mixtral and other open models

Unified AI model API gateway, access 200+ models through a single interface with pay-as-you-go pricing and model comparison

The AI Native Cloud: serverless inference across 200+ open models (DeepSeek, Llama, Qwen and more), plus fine-tuning and GPU clusters. Pay per token with 50% off batch inference

Generative AI platform built for the fastest inference: serverless pay-per-token with zero cold starts, OpenAI/Anthropic-compatible APIs, 50% off batch inference, plus dedicated deployments and fine-tuning

The pioneer of open-source model hosting: run thousands of community and official models with one line of API, billed by the second so you only pay for what you use. Package and deploy your own models with Cog

Inference platform specialized in generative media: 1000+ image, video and voice models (FLUX, Seedream, Kling and more) behind one API. Blazing fast, pay-per-use with a free tier

Wafer-Scale Engine inference cloud often benchmarked as the world's fastest — an OpenAI-compatible API serving open models like Llama, Qwen and DeepSeek, with $5 free credits and pay-as-you-go pricing

Inference cloud built on custom SN40L RDU chips that serves at full 16-bit precision — an OpenAI-compatible API hosting DeepSeek R1/V3, Llama and more, with record throughput on large reasoning models and a free tier

One-stop model API plus GPU cloud: 200+ open models via an OpenAI-compatible API, with per-second rental of RTX 4090/5090, H100 and H200 GPUs and spot pricing up to ~50% cheaper; starter credits on signup

Low-cost AI cloud for developers: an OpenAI-compatible API for open models like Llama, Qwen and DeepSeek priced far below closed models, plus on-demand H100-class GPU rental with transparent up-front rates; 250k+ developers