Claude Mythos 5 is Anthropic's Mythos-class frontier model released June 9, 2026 — the same underlying model as Claude Fable 5, with safety guardrails lifted in some domains for trusted partners....
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Memos related to Anthropic — the AI safety company behind Claude. Covers Claude models, API patterns, and Anthropic's approach to building safe and capable AI.
Claude Fable 5 is Anthropic's most capable generally available model — a Mythos-class system released on June 9, 2026 with a one-million-token context window and built-in safety routing. Claude Fable...
TL;DR The Mythos-class context window is 1 million input tokens with 128K maximum output tokens, confirmed for the generally available Claude Fable 5 and Claude Mythos 5, both released by Anthropic...
Claude is an advanced conversational Artificial Intelligence (AI) developed by Anthropic that uses Large Language Model (LLM)s and a safety framework known as Constitutional AI to produce helpful,...
Ben Mann is a Co-Founder of Anthropic and co-lead of Anthropic Labs, the company's internal incubator for experimental Artificial Intelligence (AI) products. Before co-founding Anthropic in 2021,...
Using Claude with Apple Shortcuts turns Claude into an iOS/macOS automation target — reachable from Siri, Home Screen, the Share Sheet, or the iPhone Action Button — by wiring Shortcuts to Claude's...
It was almost midnight. I'd just finished another—surprisingly energizing—twelve-hour day with Anthropic's Claude Code building a spectacularly expanded version of MythOS, the platform I'd been...
Model Context Protocol (MCP) is an open protocol developed by Anthropic that standardizes how Artificial Intelligence models connect to external tools, data sources, and systems. Donated to the Linux...
Claude Code Routines are autonomous, recurring sessions that run on Anthropic's cloud infrastructure — no laptop required. A routine packages a prompt, one or more repositories, connectors, and...
Everything Claude Code (ECC) is an open-source agent harness performance optimization system built on top of Claude Code, providing a structured plugin layer of specialized agents, skills, hooks,...
Claude Code is an agentic coding tool developed by Anthropic that operates directly in the terminal, IDE, desktop app, and browser. Unlike code completion tools like GitHub Copilot or Cursor, Claude...
Ami Vora is the Chief Product Officer at Anthropic, where she leads product strategy and development for Claude-powered experiences in partnership with CTO Rahul Patil. Vora joined Anthropic in...
The Short Answer "Mythos" currently refers to two things in the AI world: Claude Mythos — Anthropic's reported next-generation Artificial Intelligence (AI) model, a frontier Large Language Model...
On April 7, 2026, Anthropic announced Claude Mythos Preview and simultaneously launched Project Glasswing — a coordinated, industry-wide effort to use the model's capabilities for defense before...
Open-weight and closed-weight are the two dominant distribution models for large language models, and the distinction is increasingly a strategic one — not just a technical classification....
Anthropic IPO refers to Anthropic's anticipated initial public offering, reported as potentially occurring as early as October 2026 at a valuation of up to $630 billion. Anthropic raised $30 billion...
Anthropic Labs is Anthropic's internal incubator for experimental AI products, co-led by Mike Krieger (Instagram co-founder) and Ben Mann (Anthropic co-founder). Labs was created in mid-2024 as a...
Andrew Stirk is the Head of Brand at Anthropic, where he shapes the company's visual identity, brand voice, and public-facing narrative alongside Chief Communications Officer Sasha de Marigny. Stirk...
Steve Corfield is the Head of Global Business Development and Partnerships at Anthropic, where he built the company's enterprise partner ecosystem from near-scratch. Corfield joined Anthropic from...
Daniela Amodei is the President and Co-Founder of Anthropic, where she leads the company's business operations, go-to-market strategy, and organizational growth. Before co-founding Anthropic in 2021...
