Directory

Developer API over Brave's independent web index offering web, news, image, video, LLM-context and grounded-answer endpoints on prepaid credits

OpenAI's consumer and workplace assistant, available on the web, desktop and mobile, with projects, plugins, browsing, voice and the Codex coding agent

Anthropic's consumer and team assistant on web, desktop and mobile, with projects, artifacts, memory, connectors and web search, sold on Pro, Max, Team and Enterprise plans

Anthropic's agentic coding tool that reads a codebase, edits files and runs commands from the terminal, IDEs, a desktop app, the web and CI, with MCP, hooks, skills and subagents

Anthropic's developer platform for the Claude models: Messages API, tool use, structured outputs, prompt caching, batch processing and Managed Agents, plus cloud availability

Enterprise-focused model provider with Command generation, Embed and Rerank retrieval models, Aya multilingual research models, the North agent platform and private or dedicated deployment options

AI search engine over peer-reviewed literature that synthesizes answers, shows a Consensus Meter for yes/no questions and summarizes studies

AI research assistant that finds papers, extracts structured data from them into tables and runs systematic-review style workflows and reports

Search API for AI agents built on Exa's own web index, offering search, page contents, deep research and asynchronous agent endpoints with Python and JavaScript SDKs

Google's consumer assistant on web, Android and iOS, with Gemini Live voice, Deep Research, Canvas, Gems and image and video generation, tied to Google AI subscription plans

Google's developer API for the Gemini model family, keyed from Google AI Studio, with function calling, Search grounding, Live API, image and video generation and a free tier

Google's public cloud with Compute Engine, GKE, Cloud Run, BigQuery, Cloud Storage and the Vertex AI platform for Gemini and other models

Google's hosted productivity suite: Gmail, Drive, Docs, Sheets, Slides, Meet, Chat and Calendar with admin controls, Gemini features and developer APIs

Low-latency hosted inference API for open-weight models on Groq's LPU hardware, OpenAI-compatible, with speech-to-text, text-to-speech, tool use and batch tiers

LangChain's hosted platform for tracing, evaluating and deploying LLM applications and agents, with prompt tooling, an LLM gateway and cloud, hybrid or self-hosted options

Microsoft's subscription suite of Office desktop and web apps, Exchange email, OneDrive, SharePoint and Teams with Copilot and Graph APIs

Microsoft's public cloud with virtual machines, AKS, Azure Functions, Cosmos DB, Azure Database for PostgreSQL, Entra ID identity and Microsoft Foundry for hosted AI models

Hosted workspace combining block-based documents, relational databases, wikis and project views, with an API and built-in AI features

OpenAI's hosted developer platform: Responses and Chat Completions APIs, Realtime voice, embeddings, images, audio, fine-tuning, evals and managed agents

Unified API gateway to hundreds of models from many providers with automatic fallbacks, credit-based pass-through billing, BYOK, free models and data-policy routing

Citation-analysis platform whose Smart Citations show whether later papers support, contrast or merely mention a claim, with an AI assistant and reference checking

Web search, extraction, crawling and research API designed for LLM agents, returning concise source content with SDKs, framework integrations and a hosted MCP server

Cloud platform for open-source models: serverless and dedicated inference, fine-tuning, GPU clusters, batch jobs and code sandboxes behind an OpenAI-compatible API