---
id: "b1"
language: "en"
library: "tools"
official_url: "https://claude.ai/"
profile_updated_on: "2026-10-24"
---

# Claude

An AI assistant that connects file analysis, work context and editable deliverables.

- Company / organization: Anthropic, PBC
- Company country / region: United States · Company headquarters
- Category: AI assistants & clients
- Official website: [https://claude.ai/](https://claude.ai/)
- Profile updated: 2026-10-24


## Overview

Claude is an AI assistant for knowledge work and creation, reading files and producing documents, slides or prototypes. Give it a goal and material from uploads or connected applications, then inspect and revise the resulting work. Its workflow spans questions, spreadsheets and editable deliverables, making it useful for analysis and writing grounded in existing information.

## Usage guide & costs

### Useful for

Useful for source-based writing, analysis and iterative deliverables. Project knowledge holds documents and code with dedicated instructions; Artifacts support further refinement.

[Official details](https://claude.com/product/overview)
[Official details](https://support.claude.com/en/articles/9517075-what-are-projects)

### Suggested workflow

Put reusable references in project knowledge, specify terminology and output format, then chat about each deliverable. Organize sources by purpose to reduce repeated explanation.

[Official details](https://support.claude.com/en/articles/9517075-what-are-projects)

### Access & setup

Current Projects allow up to five projects on Free; expanded knowledge retrieval needs a paid plan. New cloud projects are in staged beta, not available to every chat account.

[Official details](https://support.claude.com/en/articles/9517075-what-are-projects)

### Billing model

Free and paid account plans are available. Some plans list API-credit benefits; check the plan and applicable conditions.

[Official details](https://claude.com/pricing)

### Before you start

Claude Code on paid plans shares usage limits with chat. Heavy coding can also use pay-as-you-go API credits through a Console account.

[Official details](https://claude.com/pricing)


## Access options

### Web chat · AI assistants & clients

An AI assistant that connects file analysis, work context and editable deliverables.

[Web chat](https://claude.ai/)

### API platform · Foundation models

Claude model APIs for text and image understanding, coding and tool use.

[API platform](https://platform.claude.com/)

## Capabilities

### Files to deliverables

Use reports, spreadsheets or code as context to extract information and create editable documents, slides or prototypes.

### Connect work context

Connectors bring information from existing tools into tasks, supplying context beyond a standalone prompt.

## Official sources and references

- [Official website](https://claude.ai/)
- [Official website](https://platform.claude.com/)

## Related product news

### Anthropic proposes committing 5% of its shares to a public benefit fund

- Original publication date: 2026-10-18

Anthropic plans to allocate 5% of its shares to a new Public Benefit Fund, subject to shareholder approval. For every 50% valuation increase above a baseline, the board may add 2%, supporting public giving and responses to AI’s labor-market effects.

[Anthropic](https://www.anthropic.com/news/public-benefit-fund)

### Anthropic introduces Claude Haiku 5.5

- Original publication date: 2026-10-07

Claude Haiku 5.5 targets frequent tasks such as summaries, classification and database queries, adding adjustable effort to the Haiku family. Anthropic also lowers Sonnet 5.5 cache-read prices and introduces monthly API credits for Max and Team subscribers.

[Anthropic](https://www.anthropic.com/claude-haiku-5-5)

### Claude Sonnet 5.5 launches with a thinking-setting migration

- Original publication date: 2026-09-28

Sonnet 5.5 targets everyday coding and documents. API users with thinking disabled must migrate to between_tools; reported cost reductions reflect vendor testing.

[Anthropic](https://www.anthropic.com/claude-sonnet-5-5)

### Claude Opus 5.5 launches with lower API pricing

- Original publication date: 2026-09-22

Opus 5.5 opens API access for complex coding and knowledge work. Announced input/output pricing is $4/$20 per million tokens; Fast mode costs extra.

[Anthropic](https://www.anthropic.com/claude-opus-5-5)

## Reading & subscriptions

- [Interactive profile](../../../products/claude--b1.html)
- [Read](../../../read/en/products/claude--b1.html)
- [JSON](../../../read/en/products/claude--b1.json)

Descriptions summarize public information; consult official websites for features, pricing and regional availability.