Agents & tool use Products

An open-source framework released in October 2022 that lets developers connect large language models to data, APIs and other tools by composing them into chains and agents.

Google's consumer AI assistant, announced as Bard in 2023 and renamed Gemini in 2024. It is where ordinary users meet Google's Gemini models, first as a chat box and later through voice, research agents and subscriptions.

Cursor is an AI code editor made by Anysphere, Inc. that lets programmers work alongside AI agents; it grew from a small Series A to a product used across the Fortune 500 and was acquired by SpaceX in 2026.

Manus is a general-purpose AI agent product, marketed as "Hands On AI", that runs research, slides, design, images, music and video, and shipped a new architecture, Manus 2.0, on 28 September 2026.

CALO was SRI's cognitive assistant project, begun in 2003 as part of a five-year, 150 million dollar DARPA program, built to learn from observation rather than fixed programming. Its work on virtual personal assistants was later leveraged to create Siri.

Siri was a mobile app, on sale in Apple's App Store from February 2010, that turned spoken requests into answers using speech recognition, GPS and partner services. Apple bought the company behind it that April.

Google Now is an Android feature, announced with Android 4.1 Jelly Bean in June 2012, that pushes weather, traffic, scores and other information to users as cards at the moment they need it, without a search query.

The OpenAI API is OpenAI's commercial developer platform, announced on 11 June 2020 with GPT-3. Over the following years it grew into a platform for building AI agents, adding the Responses API, Agents SDK, AgentKit and other tools.

LlamaIndex is an open-source Python library for building retrieval-augmented generation applications and AI agents on top of large language models. It began in late 2022 as one engineer's small indexing utility, GPT Tree Index.

Perplexity is an AI answer engine launched on 7 December 2022. It answers questions in natural language and cites its web sources, and it later added Deep Research, finance and shopping features and agents.

Microsoft 365 Copilot is Microsoft's AI assistant for Word, Excel, PowerPoint, Outlook and Teams, which pairs large language models with a customer's business data.

An open-source autonomous agent released in March 2023 that uses OpenAI's large language models, such as GPT-4, to break a user's goal into sub-tasks and carry them out with tools like web browsing.

Amazon Bedrock is AWS's managed, serverless service for accessing foundation models from several companies, announced on 13 April 2023. It became generally available in September 2023 and added Amazon's own Nova models and the AgentCore agent platform later.

Aider is an open-source AI pair programming tool that runs in the terminal, maps an entire codebase, edits code with cloud or local language models and commits every change to git automatically.

AutoGen is a Microsoft framework for building AI agents and applications, in which customizable, conversable agents combine large language models, human input and tools. It was introduced in an arXiv paper submitted on 16 August 2023.

DSPy is a programming model that represents language-model pipelines as graphs of declarative modules and uses a compiler to optimize them against a chosen metric.

CrewAI is an open-source Python framework for building groups of collaborating AI agents, created by João Moura in late 2023 and backed by $18 million in funding.

Grok is the chatbot from xAI, first offered in November 2023 to a small waitlist of US users. It has grown into a family of apps and models covering search, images, video and coding agents.

Le Chat is Mistral AI's assistant, launched in beta on 26 February 2024. It gained web search, a Pro tier, Deep Research and other features over 2024 and 2025, and on 28 May 2026 it was merged into the Vibe agent.

Cline is an open-source autonomous coding agent that runs as a VS Code extension, a CLI assistant and an SDK. Created in 2024 and operated by Cline Bot Inc., its extension has been installed by more than 11 million developers.

Bolt.new is a StackBlitz product, launched on 3 October 2024, that builds websites, apps and prototypes from a chat prompt. It bundles code generation with hosting and reported about a million dollars of annual recurring revenue in its first week.

An AI-native code editor released by Codeium on 13 November 2024, built around "AI flows" that combine copilot-style collaboration with agent-style independence, and featuring the Cascade assistant, the Riptide search tool and Supercomplete.

Lovable turns a plain-language description into a full-stack web application, aimed at people who cannot code. Launched in November 2024, it grew quickly in users and raised several large funding rounds at rising valuations.

Alexa+ is Amazon's next-generation Alexa assistant, rebuilt on generative AI and introduced in February 2025. It costs $19.99 a month, is free for Prime members and can book services, order groceries and control smart-home devices.

OpenAI's open-source toolkit for building multi-agent applications, released in March 2025 with configurable agents, handoffs, guardrails and tracing; it succeeds the experimental Swarm SDK and works with OpenAI and third-party models.

Kiro is Amazon Web Services' agentic IDE, announced in July 2025, which turns a prompt into user stories, a design document and a task list before writing code — an approach its makers call spec-driven development.

Agent Development Kit (ADK) is an open-source, code-first Python framework for building, evaluating and deploying AI agents, built around a graph-based workflow runtime, and ported to several other languages.

Notion AI is Notion's set of AI features — agents, enterprise search, meeting notes and admin controls — sold per seat, with a Notion Agent that completes multi-step tasks and Custom Agents that automate recurring team work.

LangGraph is LangChain's agent runtime and low-level orchestration framework for building agents, with built-in memory, token streaming and human approval. Its 1.0 release, which LangChain called the first stable major release in the durable agent framework space, arrived in October 2025.

A software platform OpenAI released in December 2016 for measuring and training an AI's general intelligence across games, websites and other applications, shipping 1,000 environments built on Gym.

Pi is a chatbot launched by Inflection AI on 2 May 2023, named for "Personal Intelligence" and presented as a personal, conversational companion. Most of Inflection's staff, including two co-founders, moved to Microsoft in March 2024.

Amazon Q is a generative AI assistant for work from AWS. It was announced in preview at re:Invent on 28 November 2023, respects each user's permissions and became generally available as Amazon Q Business on 30 April 2024.

Cohere North is an enterprise AI workspace that combines large language models, search and AI agents. It opened to early-access users in January 2025 and became generally available in August 2025.

Comet is an AI web browser from Perplexity, launched on 9 July 2025 for Windows and macOS. Built on Chromium, it has an assistant that can carry out multistep browsing tasks.

ChatGPT Atlas is a web browser built around ChatGPT, released by OpenAI for macOS on 21 October 2025. It offered an optional agent mode and browser memories, and was shut down on 9 August 2026.

Tencent Cloud CodeBuddy is an AI programming assistant offered as a plugin, an IDE and a CLI, covering design-to-code, requirements documents, backend setup and one-click deployment.

Poe is a platform where creators build and share AI-powered applications — from simple prompt bots to server bots, script bots, canvas apps and API bots — reaching millions of users, with per-call creator payouts and platform-covered inference costs.

Dify is an open-source platform for building LLM applications, combining an AI workflow editor, a RAG pipeline, agent capabilities and model management in one interface, with managed cloud, VPC and self-hosted deployment options.

Coze Studio is an open-source, Apache-2.0 visual tool from the coze-dev GitHub organisation for building AI agents, apps and workflows, written in Go and React, deployable with Docker Compose, and connectable through an OpenAPI and a Chat SDK.