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Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing.

High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.

Multilingual AI detector with sentence-level insight

Free AI detector with sentence-level insight and a humanizer

Computational knowledge engine for expert answers

xAI's real-time AI assistant and coding workspace powered by Grok 4.7 with live X integration.

An agentic coding platform that ships real software

Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models.

Free AI content detector with sentence-level analysis

Machine-native AI that returns typed, calibrated decisions for software automation

A spec-driven AI IDE and agent platform that plans, builds, reviews, and verifies real engineering work.

High-precision document parsing and structured extraction API

Full-stack AI agents for the entire customer experience journey

The data, evaluations and systems behind AI that has to be right.

A free, AI-powered academic search engine for 240M+ papers across every scientific field

Agent orchestration platform for your whole software development lifecycle

Browser agents and stealth cloud browsers for real web tasks

The universal context engine connecting agents to data, tools, and models

Tencent's free Hunyuan-powered assistant for chat, search, documents and images

AI academic search engine for peer-reviewed science

Run, ensemble and train open AI models as your own specialized intelligence

A storytelling toolkit that checks your grammar and coaches your craft

Open-source control plane for orchestrating coding agents

Agentic coding with parallel AI agents that build and ship real products