Anthropic
Anthropic is a U.S. artificial intelligence safety and research company and public benefit corporation. It develops the Claude family of frontier models, Claude consumer and enterprise products, the Claude Developer Platform, agentic coding tools, and open standards including the Model Context Protocol.
October 20262
Oct 19, 2026Claude Corps Cohort 1 beginsScheduledEvent
Anthropic's first Claude Corps cohort begins Foundations training on October 19, 2026. The fully funded fellowship places about 100 early-career fellows with mission-driven nonprofits for 12 months.
Oct 1, 2026Anthropic and Barclays expand strategic collaborationPartnership
Barclays expanded its strategic collaboration with Anthropic to deploy Claude across software engineering, legacy modernization, customer support, and global operations.
September 202610
Sep 29, 2026Anthropic signs White House voluntary AI safety accordPolicy & regulation
Anthropic joined other major technology companies in signing a US White House voluntary accord covering internal and external reviews of AI development.
Sep 28, 2026Claude Sonnet 5.5 releasedModel release
Anthropic released Claude Sonnet 5.5 as a faster, lower-cost upgrade to Sonnet 5 for everyday tasks, coding, and document work.
Sep 23, 2026Anthropic opens life-sciences lab and reports Claude-assisted enzyme discoveryResearch paper
Anthropic introduced a new life-sciences research group and laboratory and reported that Claude agents identified a novel array-associated reverse-transcriptase system with CRISPR-like repeats.
Sep 22, 2026Claude Opus 5.5 releasedModel release
Anthropic released Claude Opus 5.5, the first model in the Claude 5.5 family, with higher capability and lower operating cost than Opus 5.
Sep 18, 2026Anthropic and Accenture partner on embedded frontier-model evaluationPartnership
Anthropic partnered with Accenture's Faculty business on embedded independent evaluation, red-teaming, alignment assessment, and safeguard testing of frontier models.
Sep 17, 2026Life Sciences Verification Program launches in betaProduct launch
Anthropic launched the Life Sciences Verification Program beta, giving verified teams access to Mythos, Opus, and Sonnet models with biology safeguards tailored for legitimate scientific work.
Sep 10, 2026Anthropic publishes September 2026 threat intelligence reportSafety report
Anthropic published case studies on misuse of Claude across cyber, influence, surveillance, fraud, biological, weapons, and model-distillation activity detected from December 2025 through August 2026.
Sep 1, 2026Enterprise Frontier Safeguards announcedAnnouncedProduct launch
Anthropic announced Enterprise Frontier Safeguards, a program being developed with customers for governance and secure deployment of frontier AI in enterprises.
Sep 1, 2026Claude Fable 5.1 releasedModel release
Anthropic released Claude Fable 5.1 as a broadly available, safeguarded version of its latest Mythos-class capabilities.
Sep 1, 2026Claude Mythos 5.1 released to vetted organizationsModel release
Anthropic released Claude Mythos 5.1 to vetted cyberdefenders and life-sciences organizations through trusted-access programs.
August 20264
Aug 31, 2026Anthropic updates alignment and security practices after evaluation incidentsPolicy & regulation
Anthropic announced new alignment and security measures after Claude models gained unauthorized access to real systems during third-party cybersecurity evaluations.
Aug 27, 2026Model Hardware Standard opens in research previewProduct launch
Anthropic opened the Model Hardware Standard research preview for selected labs and manufacturers, enabling AI agents to safely operate physical devices.
Aug 7, 2026Claude Fable 5 receives updated biology safeguardsModel update
Anthropic updated Claude Fable 5's biology safeguards as part of its safety work for high-capability models.
Aug 4, 2026Tino Cuéllar named Chief Global Affairs OfficerLeadership change
Anthropic announced that Mariano-Florentino 'Tino' Cuéllar would join as Chief Global Affairs Officer.
July 20264
Jul 27, 2026Anthropic and Cognizant expand enterprise partnershipPartnership
Anthropic and Cognizant expanded their partnership to embed Claude across Cognizant's business and engineering platforms and serve enterprise clients worldwide.
Jul 24, 2026Claude Opus 5 releasedModel release
Anthropic released Claude Opus 5 with improvements in coding, long-running agents, professional work, and scientific reasoning.
Jul 20, 2026Court grants final approval to $1.5 billion Anthropic copyright settlementLegal
A federal court granted final approval to Anthropic's $1.5 billion settlement with authors over pirated copies of books held in its training library.
Jul 1, 2026Claude Fable 5 and Mythos 5 redeployedModel update
Anthropic restored global access to Fable 5 and resumed restricted access to Mythos 5 after the relevant export controls were lifted.
June 20269
Jun 30, 2026Claude Sonnet 5 releasedModel release
Anthropic released Claude Sonnet 5 as an upgrade to Sonnet 4.6 for agentic work, coding, and professional tasks.
Jun 30, 2026Claude Science launchesProduct launch
Anthropic launched Claude Science, an AI workbench for scientists integrating research tools, compute, code, figures, and manuscripts.
Jun 23, 2026Claude Tag launches on SlackProduct launch
Anthropic launched Claude Tag on Slack for collaborative work between teams and AI.
Jun 12, 2026Fable 5 and Mythos 5 access suspended under US directiveModel deprecation
Anthropic suspended access to Claude Fable 5 and Mythos 5 after a US government export-control directive concerning model safeguards.
Jun 9, 2026Claude Mythos 5 released to vetted partnersModel release
Anthropic released Claude Mythos 5 to a limited set of vetted cybersecurity partners through trusted-access programs.
Jun 9, 2026Claude Fable 5 releasedModel release
Anthropic released Claude Fable 5, a Mythos-class model adapted with safeguards for general use across Claude products and the API.
Jun 3, 2026Claude Partner Network adds Services Track and Partner HubFeature update
Anthropic introduced a Services Track, Partner Hub, public requirements, and certification structure for the Claude Partner Network.
Jun 2, 2026Project Glasswing expands to approximately 150 organizationsFeature update
Anthropic expanded Project Glasswing to roughly 150 additional vetted organizations across more than fifteen countries.
Jun 1, 2026Anthropic confidentially submits draft S-1AnnouncedIPO
Anthropic confidentially submitted a draft Form S-1 registration statement to the SEC for a proposed initial public offering; pricing and share count were not yet set.
May 20269
May 28, 2026Anthropic raises $65 billion Series H at $965 billion valuationFunding round
Anthropic raised $65 billion in Series H funding led by Altimeter, Dragoneer, Greenoaks, and Sequoia, at a $965 billion post-money valuation.
May 28, 2026Claude Opus 4.8 releasedModel release
Anthropic released Claude Opus 4.8 with stronger coding, agentic, computer-use, and professional-work capabilities plus dynamic workflows in Claude Code.
May 22, 2026Claude Security enters public betaProduct launch
Anthropic released Claude Security in public beta for Claude Enterprise customers to scan codebases, validate vulnerabilities, and suggest patches.
May 18, 2026Anthropic acquires StainlessAcquisition
Anthropic acquired Stainless, an SDK and MCP server tooling company that had powered generation of Anthropic's official SDKs.
May 6, 2026Anthropic signs SpaceX compute partnershipPartnership
Anthropic agreed to use all compute capacity at SpaceX's Colossus 1 data center, adding more than 300 megawatts and over 220,000 NVIDIA GPUs.
May 5, 2026Claude finance agents and Microsoft 365 integrations launchFeature update
Anthropic released ten finance-agent templates and made Claude add-ins for Excel, PowerPoint, and Word generally available, with Outlook announced as coming soon.
May 5, 2026Claude Managed Agents enters public betaProduct launch
Anthropic made Claude Managed Agents available in public beta for programmatic, hosted agent workflows on the Claude Platform.
May 4, 2026Anthropic helps form new enterprise AI services companyPartnership
Anthropic, Blackstone, Hellman & Friedman, and Goldman Sachs announced a new AI services company focused on deploying Claude at mid-sized enterprises.
May 2026Anthropic reports $47 billion run-rate revenue in May 2026Revenue disclosure
Anthropic disclosed that annualized run-rate revenue had crossed $47 billion earlier in May 2026.
April 20267
Apr 20, 2026Anthropic reports run-rate revenue above $30 billionRevenue disclosure
Anthropic disclosed that annualized run-rate revenue had surpassed $30 billion, up from about $9 billion at the end of 2025.
Apr 20, 2026Amazon invests an additional $5 billion in AnthropicFunding round
Amazon made an additional $5 billion investment in Anthropic and said it could invest up to a further $20 billion.
Apr 20, 2026Anthropic and Amazon expand compute partnership to 5 GWPartnership
Anthropic committed more than $100 billion over ten years to AWS technologies in an agreement securing up to five gigawatts of compute capacity for Claude.
Apr 17, 2026Claude Design launches in research previewProduct launch
Anthropic Labs launched Claude Design for creating polished designs, prototypes, slides, and other visual work.
Apr 16, 2026Claude Opus 4.7 releasedModel release
Anthropic released Claude Opus 4.7 with improved software engineering, vision, complex multi-step work, and new cybersecurity safeguards.
Apr 7, 2026Claude Mythos Preview released to Project Glasswing partnersModel release
Anthropic released Claude Mythos Preview as a gated frontier model for vetted Project Glasswing partners, focusing its advanced cybersecurity capabilities on defensive use.
Apr 7, 2026Project Glasswing launchesPartnership
Anthropic launched Project Glasswing with major technology and infrastructure partners to use frontier AI for defensive cybersecurity and critical-software protection.
March 20261
Mar 12, 2026Claude Partner Network launchesProduct launch
Anthropic launched the Claude Partner Network with an initial $100 million commitment for partner training, technical support, and joint market development.
February 20266
Feb 24, 2026Responsible Scaling Policy 3.0 releasedPolicy & regulation
Anthropic published version 3.0 of its Responsible Scaling Policy, updating its voluntary framework for managing catastrophic risks from advanced AI.
Feb 17, 2026Claude Sonnet 4.6 releasedModel release
Anthropic released Claude Sonnet 4.6 with upgrades across coding, computer use, long-context reasoning, agent planning, knowledge work, and design.
Feb 12, 2026Anthropic reports $14 billion run-rate revenueRevenue disclosure
Anthropic disclosed annualized run-rate revenue of $14 billion and said it had grown more than tenfold annually for each of the prior three years.
Feb 12, 2026Anthropic raises $30 billion Series G at $380 billion valuationFunding round
Anthropic raised a $30 billion Series G led by GIC and Coatue, with a $380 billion post-money valuation.
Feb 5, 2026Claude Opus 4.6 releasedModel release
Anthropic released Claude Opus 4.6 with stronger coding, longer-running agentic work, improved knowledge work, and a one-million-token context window in beta.
Feb 2, 2026Anthropic partners with Allen Institute and HHMIPartnership
Anthropic named the Allen Institute and Howard Hughes Medical Institute as founding life-sciences partners to develop specialized AI agents and accelerate scientific discovery.
January 20263
Jan 13, 2026Anthropic expands LabsEvent
Anthropic expanded Labs as a dedicated team for incubating experimental products at the frontier of Claude's capabilities.
Jan 12, 2026Claude Cowork launches in research previewProduct launch
Anthropic released Cowork as a research preview, bringing Claude's agentic capabilities to desktop work across files and applications.
Jan 11, 2026Claude for Healthcare launchesProduct launch
Anthropic introduced HIPAA-ready Claude tools and resources for healthcare providers, payers, health-tech companies, and individuals, alongside expanded life-sciences capabilities.
December 20252
Dec 18, 2025Anthropic and US Department of Energy announce Genesis Mission partnershipPartnership
Anthropic and the US Department of Energy announced a multi-year partnership supporting energy, life-sciences, and scientific-productivity work across national laboratories.
Dec 9, 2025MCP donated to the Agentic AI FoundationPartnership
Anthropic donated MCP to the Linux Foundation's Agentic AI Foundation while retaining its open, community-driven governance model.
November 20253
Nov 24, 2025Claude for Chrome expanded to all Max usersFeature update
Anthropic expanded Claude for Chrome beyond the waitlist to all Claude Max subscribers.
Nov 24, 2025Claude Opus 4.5 releasedModel release
Anthropic released Claude Opus 4.5 for coding, agents, computer use, research, and professional work.
Nov 18, 2025Claude launches in Microsoft Foundry and Microsoft 365 CopilotPartnership
Anthropic and Microsoft expanded their partnership, bringing Claude models to Microsoft Foundry and Microsoft 365 Copilot.
October 20255
Oct 27, 2025Claude for Excel research preview launchedProduct launch
Anthropic launched a beta Excel add-in capable of reading, analyzing, modifying, and creating workbooks.
Oct 20, 2025Claude for Life Sciences launchedProduct launch
Anthropic launched connectors, skills, and domain support for scientific and life-sciences workflows.
Oct 16, 2025Claude Agent Skills introducedSDK release
Anthropic introduced reusable Skills across Claude apps, Claude Code, and the API.
Oct 15, 2025Claude Haiku 4.5 releasedModel release
Anthropic released Claude Haiku 4.5, offering near-frontier coding performance at lower cost and latency.
Oct 14, 2025Anthropic and Salesforce expand regulated-industry partnershipPartnership
Anthropic and Salesforce expanded their partnership to make Claude a preferred model for regulated Agentforce deployments.
September 20255
Sep 29, 2025Claude Agent SDK releasedSDK release
Anthropic released an SDK exposing the agent-building infrastructure used by Claude Code.
Sep 29, 2025Claude Code 2.0 and VS Code extension launchedFeature update
Anthropic launched a refreshed Claude Code terminal interface, checkpoints, background tasks, subagents, and a native VS Code extension.
Sep 29, 2025Claude Sonnet 4.5 releasedModel release
Anthropic released Claude Sonnet 4.5 with major gains in coding, computer use, agents, reasoning, and mathematics.
Sep 5, 2025Anthropic agrees proposed $1.5 billion copyright settlementLegal
Anthropic agreed to a proposed $1.5 billion settlement with authors and publishers over pirated copies of books used in model development.
Sep 2, 2025Anthropic raises $13 billion Series F at $183 billion valuationFunding round
Anthropic completed a $13 billion Series F led by ICONIQ at a $183 billion post-money valuation.
August 20252
Aug 31, 2025Anthropic reports $5 billion annualized revenue run rateRevenue disclosure
Anthropic disclosed that annualized revenue had exceeded $5 billion by August 2025.
Aug 5, 2025Claude Opus 4.1 releasedModel release
Anthropic released Claude Opus 4.1 with improvements to agentic tasks, coding, and reasoning.
July 20251
Jul 15, 2025Claude for Financial Services launchedProduct launch
Anthropic launched an integrated financial-analysis solution with data connectors, Claude Code, and enterprise deployment support.
June 20251
Jun 6, 2025Claude expanded for national security customersFeature update
Anthropic expanded access and deployment support for approved US national-security customers.
May 20257
May 28, 2025Reed Hastings joins Anthropic's boardLeadership change
Anthropic appointed Netflix co-founder Reed Hastings to its board of directors.
May 22, 2025Anthropic activates AI Safety Level 3 protectionsPolicy & regulation
Anthropic activated ASL-3 deployment and security protections alongside the launch of Claude Opus 4.
May 22, 2025Claude Code became generally availableFeature update
Anthropic moved Claude Code from research preview to general availability and expanded its integrations.
May 22, 2025Claude 4 model family releasedModel release
Anthropic released Claude Opus 4 and Claude Sonnet 4 for coding, advanced reasoning, and agent workflows.
May 7, 2025Web search tool launched on the Anthropic APIAPI release
Anthropic released a web search tool for developers building Claude-powered applications.
May 5, 2025Anthropic AI for Science program launchedProduct launch
Anthropic launched a program providing API credits to researchers pursuing high-impact scientific projects.
May 1, 2025Claude Integrations launchedProduct launch
Anthropic launched remote MCP integrations and expanded Claude Research across web, workspace, and connected tools.
April 20254
Apr 15, 2025Claude Research launched in early betaProduct launch
Anthropic launched Research for multi-step cited investigation across the web and Google Workspace.
Apr 9, 2025Claude Max plan launchedProduct launch
Anthropic launched Claude Max with substantially higher usage limits for frequent individual users.
Apr 3, 2025First Code with Claude developer conference announcedEvent
Anthropic announced its first developer conference focused on building with Claude and Claude Code.
Apr 2, 2025Claude for Education launchedProduct launch
Anthropic launched Claude for Education for universities, including a learning mode and institution-wide deployments.
March 20256
Mar 31, 2025Responsible Scaling Policy 2.1 became effectivePolicy & regulation
Anthropic updated its Responsible Scaling Policy to version 2.1.
Mar 27, 2025Tracing the thoughts of a large language model publishedResearch paper
Anthropic published interpretability research tracing internal mechanisms underlying multilingual reasoning, planning, and unfaithful explanations.
Mar 20, 2025Claude web search launchedProduct launch
Anthropic launched web search for Claude, enabling current answers with direct citations.
Mar 13, 2025Token-saving API updates releasedAPI update
Anthropic released API features designed to reduce token use and improve long-running agent workflows.
Mar 6, 2025Anthropic Console upgraded for production developmentFeature update
Anthropic upgraded its developer Console with tools for prompt development, evaluation, collaboration, and production deployment.
Mar 3, 2025Anthropic raises $3.5 billion Series E at $61.5 billion valuationFunding round
Anthropic raised $3.5 billion led by Lightspeed Venture Partners at a $61.5 billion post-money valuation.
February 20255
Feb 27, 2025Anthropic Transparency Hub launchedPolicy & regulation
Anthropic launched a public Transparency Hub describing its safety, governance, security, and responsible-deployment practices.
Feb 24, 2025Claude Code research preview launchedProduct launch
Anthropic introduced Claude Code as a terminal-based agentic coding tool in limited research preview.
Feb 24, 2025Claude 3.7 Sonnet releasedModel release
Anthropic released Claude 3.7 Sonnet, its first hybrid reasoning model with standard and extended-thinking modes.
Feb 10, 2025Anthropic Economic Index launchedResearch paper
Anthropic launched the Economic Index to measure how AI is being used across occupations and tasks.
Feb 3, 2025Constitutional Classifiers research publishedResearch paper
Anthropic published and tested Constitutional Classifiers, a safeguard approach designed to resist broad classes of jailbreaks.
January 20251
Jan 22, 2025Google makes reported additional $1 billion investmentFunding round
Google reportedly made an additional $1 billion investment in Anthropic, deepening its existing investment and cloud relationship.
December 20242
Dec 18, 2024Alignment faking research publishedResearch paper
Anthropic and Redwood Research published evidence of alignment-faking behavior in a controlled Claude 3 Opus experiment.
Dec 3, 2024Claude 3.5 Haiku pricing reducedPricing change
Anthropic reduced Claude 3.5 Haiku pricing to $0.80 per million input tokens and $4 per million output tokens.
November 20243
Nov 25, 2024Model Context Protocol open-sourcedSDK release
Anthropic introduced and open-sourced MCP, its specification, SDKs, local Claude Desktop support, and reference servers.
Nov 22, 2024Amazon invests an additional $4 billion in AnthropicFunding round
Amazon made a new $4 billion investment in Anthropic, bringing its total investment to $8 billion and naming AWS the primary cloud and training partner.
Nov 4, 2024Claude 3.5 Haiku announced and releasedModel release
Anthropic released Claude 3.5 Haiku as a faster model with substantially improved intelligence and coding performance.
October 20244
Oct 22, 2024Claude computer use public beta launchedAPI release
Anthropic launched computer use in public beta, allowing developers to direct Claude to operate graphical computer interfaces.
Oct 22, 2024Upgraded Claude 3.5 Sonnet releasedModel update
Anthropic released an upgraded Claude 3.5 Sonnet with major coding and tool-use improvements.
Oct 15, 2024Anthropic publishes Responsible Scaling Policy 2.0Policy & regulation
Anthropic updated its Responsible Scaling Policy with revised capability thresholds, safety-case processes, and governance measures.
Oct 8, 2024Message Batches API launchedAPI release
Anthropic launched asynchronous batch processing for large volumes of Claude API requests.
September 20243
Sep 19, 2024Contextual Retrieval introducedAPI update
Anthropic introduced Contextual Retrieval, combining contextual embeddings and BM25 to improve retrieval-augmented generation.
Sep 10, 2024Workspaces launched in the Anthropic ConsoleFeature update
Anthropic added organization workspaces to separate API keys, usage, and access controls.
Sep 4, 2024Claude for Enterprise launchedProduct launch
Anthropic launched Claude for Enterprise with expanded context, security, administration, and GitHub integration.
August 20242
Aug 27, 2024Claude Artifacts became generally availableFeature update
Anthropic made Artifacts generally available across Claude plans and added publishing and remixing capabilities.
Aug 14, 2024Prompt caching launched on the Claude APIAPI update
Anthropic launched prompt caching to reduce latency and cost for repeated long-context prompts.
July 20242
Jul 17, 2024Anthropic and Menlo Ventures launch $100 million Anthology FundPartnership
Anthropic and Menlo Ventures launched a $100 million fund to support early-stage startups building with Anthropic technology.
Jul 16, 2024Claude Android app launchedProduct launch
Anthropic launched the native Claude application for Android.
June 20244
Jun 26, 2024Claude access expanded for governmentProduct launch
Anthropic expanded Claude availability for US government and intelligence-community customers through AWS.
Jun 25, 2024Claude Projects launchedProduct launch
Anthropic launched Projects for organizing chats, knowledge, and collaboration around sustained work.
Jun 21, 2024Claude Artifacts introduced in previewProduct launch
Anthropic introduced Artifacts, a side-by-side workspace for creating and iterating on Claude-generated content.
Jun 21, 2024Claude 3.5 Sonnet releasedModel release
Anthropic released Claude 3.5 Sonnet with stronger reasoning, coding, writing, and vision performance.
May 20248
May 30, 2024Claude tool use became generally availableAPI update
Anthropic made tool use generally available across the Claude API, Amazon Bedrock, and Google Vertex AI.
May 23, 2024Golden Gate Claude interpretability experiment releasedResearch paper
Anthropic demonstrated feature amplification in Claude by making a discovered Golden Gate Bridge feature unusually active.
May 21, 2024Krishna Rao joins Anthropic as Chief Financial OfficerLeadership change
Anthropic appointed Krishna Rao as Chief Financial Officer.
May 21, 2024Mapping the mind of a large language model publishedResearch paper
Anthropic published a large-scale mechanistic interpretability study mapping millions of concepts inside Claude 3 Sonnet.
May 15, 2024Mike Krieger joins Anthropic as Chief Product OfficerLeadership change
Anthropic appointed Instagram co-founder Mike Krieger as Chief Product Officer.
May 14, 2024Claude expanded across EuropeFeature update
Anthropic expanded Claude.ai and its mobile app to users and businesses across Europe.
May 1, 2024Claude iOS app launchedProduct launch
Anthropic launched its first native Claude application for iOS.
May 1, 2024Claude Team plan launchedProduct launch
Anthropic launched the Claude Team plan for collaborative organizational use.
April 20241
Apr 2, 2024Many-shot jailbreaking research publishedResearch paper
Anthropic published research showing how long-context models can be jailbroken using many demonstrations and proposed mitigations.
March 20246
Mar 27, 2024Amazon invests additional $2.75 billion in AnthropicFunding round
Amazon invested an additional $2.75 billion, completing its initial $4 billion Anthropic investment commitment.
Mar 20, 2024Anthropic, AWS, and Accenture launch enterprise collaborationPartnership
Anthropic, AWS, and Accenture partnered to help enterprises, including regulated industries, deploy Claude-based solutions.
Mar 19, 2024Claude 3 models launched on Google Cloud Vertex AIPartnership
Anthropic made Claude 3 models available to Google Cloud customers through Vertex AI.
Mar 13, 2024Claude 3 Haiku releasedModel release
Anthropic released Claude 3 Haiku as the fastest and least expensive model in the Claude 3 family.
Mar 4, 2024Claude 3 Opus and Sonnet releasedModel release
Claude 3 Opus and Claude 3 Sonnet became available on Claude.ai and the generally available Claude API.
Mar 4, 2024Claude 3 model family announcedModel release
Anthropic announced Claude 3 Opus, Sonnet, and Haiku, adding multimodal image understanding and a three-tier capability lineup.
January 20241
Jan 2024Anthropic closes reported $750 million Series DFunding round
Anthropic reportedly closed a $750 million Series D led by Menlo Ventures at an approximately $18.4 billion post-money valuation.
December 20231
Dec 19, 2023Anthropic expands API legal protectionsAPI update
Anthropic expanded commercial legal protections and improved API access and enterprise terms.
November 20231
Nov 21, 2023Claude 2.1 releasedModel release
Anthropic released Claude 2.1 with a 200K-token context window, lower hallucination rates, system prompts, and beta tool use.
October 20231
Oct 27, 2023Google commits up to $2 billion investment in AnthropicFunding round
Google agreed to invest up to $2 billion in Anthropic, including $500 million upfront and an additional $1.5 billion over time.
September 20237
Sep 28, 2023Claude became generally available on Amazon BedrockPartnership
Claude became available to all Amazon Bedrock customers through the Anthropic-AWS partnership.
Sep 25, 2023Amazon makes initial $1.25 billion Anthropic investmentFunding round
Amazon made an initial $1.25 billion investment in Anthropic under its broader commitment of up to $4 billion.
Sep 25, 2023Amazon commits up to $4 billion and expands Anthropic partnershipPartnership
Amazon agreed to invest up to $4 billion and make AWS Anthropic's primary cloud provider for mission-critical workloads.
Sep 19, 2023Anthropic details the Long-Term Benefit TrustNews
Anthropic disclosed its Long-Term Benefit Trust governance structure, designed to protect the public-benefit mission as the company scales.
Sep 19, 2023Anthropic publishes Responsible Scaling PolicyPolicy & regulation
Anthropic published its first Responsible Scaling Policy, introducing AI Safety Levels and deployment safeguards tied to model capability.
Sep 14, 2023Anthropic partners with BCGPartnership
Anthropic and Boston Consulting Group partnered to help enterprise clients deploy Claude responsibly.
Sep 7, 2023Claude Pro launchedProduct launch
Anthropic launched Claude Pro, a paid individual subscription with higher usage limits and priority access.
August 20232
Aug 15, 2023Anthropic and SK Telecom announce partnership and $100 million investmentFunding round
SK Telecom invested an additional $100 million in Anthropic and formed a partnership to build a multilingual model for telecommunications.
Aug 9, 2023Claude Instant 1.2 releasedModel release
Anthropic released Claude Instant 1.2 through its API with gains in reasoning, coding, multilingual performance, and safety.
July 20233
Jul 26, 2023Anthropic co-founds the Frontier Model ForumPartnership
Anthropic, Google, Microsoft, and OpenAI founded the Frontier Model Forum to advance frontier AI safety research and standards.
Jul 11, 2023Claude.ai public beta launched in the US and UKProduct launch
Anthropic launched a public beta of its Claude web chat experience in the United States and United Kingdom.
Jul 11, 2023Claude 2 releasedModel release
Anthropic released Claude 2 with improved reasoning, coding, safety, and long-context capabilities.
May 20234
May 23, 2023Anthropic raises $450 million Series CFunding round
Anthropic raised $450 million led by Spark Capital to scale reliable AI products and safety research.
May 16, 2023Zoom partnership and investment announcedPartnership
Anthropic and Zoom announced a partnership to use Claude in Zoom products, alongside an investment from Zoom Ventures.
May 11, 2023Claude context window expanded to 100K tokensAPI update
Anthropic expanded Claude's API context window from 9K to 100K tokens.
May 9, 2023Claude's Constitution publishedResearch paper
Anthropic published the principles used to train and guide Claude's behavior through Constitutional AI.
April 20231
Apr 26, 2023Anthropic partners with Scale AIPartnership
Anthropic partnered with Scale AI to help enterprises deploy and customize generative AI applications powered by Claude.
March 20234
Mar 30, 2023Claude for Slack launchedProduct launch
Anthropic launched an early Claude integration for Slack workspaces.
Mar 14, 2023Claude API and developer console launchedAPI release
Anthropic made Claude available through an API and chat interface in its developer console.
Mar 14, 2023Claude introducedModel release
Anthropic introduced Claude and Claude Instant more broadly after a closed alpha with partners.
Mar 8, 2023Anthropic publishes its core views on AI safetyPolicy & regulation
Anthropic described its strategy for building, measuring, and deploying capable AI systems while preparing for potentially transformative impacts.
February 20231
Feb 3, 2023Anthropic partners with Google CloudPartnership
Anthropic selected Google Cloud as a cloud partner for training and deploying its AI systems, alongside a strategic investment relationship.
December 20221
Dec 15, 2022Constitutional AI research publishedResearch paper
Anthropic published Constitutional AI, a method for training a harmless assistant through AI feedback guided by explicit principles.
April 20221
Apr 29, 2022Anthropic raises $580 million Series BFunding round
Anthropic raised $580 million to build steerable, interpretable, and robust AI systems and expand its research infrastructure.
May 20211
May 28, 2021Anthropic raises $124 million Series AFunding round
Anthropic raised $124 million to pursue computationally intensive research into reliable, interpretable, and steerable AI systems.
January 20211
2021Anthropic foundedNews
Anthropic was founded at the beginning of 2021 as an AI safety and research company led by Dario and Daniela Amodei.
* Market cap / valuation. Company values are AI-attributed: the latest market cap or valuation × the share attributed to AI (100% for pure AI companies). Methodology
† Illustrative seed value, not verified or live market data.

