The AI Gold Rush Hits Wall Street, Mythos Goes Public, and 87% of Small Businesses Now Use AI

AI just had one of its biggest weeks yet — and this time, the ripple effects are hitting Main Street, not just Silicon Valley.

Three of the most powerful AI companies on earth are racing to go public. The most dangerous AI model ever built is now available to anyone with a browser. The White House just issued a new executive order on AI security. And according to new data out this morning, nearly 9 in 10 small businesses in the U.S. are now using AI in their marketing.

Let’s break down what happened — and what it means for your business.

OpenAI Files for IPO: The $850 Billion AI Giant Goes Public

On Monday, OpenAI confidentially filed its S-1 with the SEC, kicking off what could become the largest tech IPO in history. The company is valued at more than $850 billion, with Goldman Sachs and Morgan Stanley leading the offering.

The filing comes just one week after rival Anthropic filed its own IPO paperwork at a $965 billion valuation, and days before Elon Musk’s SpaceX is set to begin trading after merging with xAI earlier this year.

OpenAI’s blog post was characteristically blunt: “We expect it to leak so we’re just announcing it.”
Why it matters for small businesses: When three AI mega-companies go public within months of each other, it signals that AI infrastructure is maturing fast. Public companies face quarterly earnings pressure, which means they’ll be pushing even harder to land small and mid-market customers. Expect more accessible pricing tiers, more self-serve tools, and more aggressive competition for your business. That’s good news if you’re buying AI tools — the product treadmill is about to accelerate.

Anthropic Releases Claude Fable 5: Mythos for the Masses

On Tuesday, Anthropic released Claude Fable 5 — the first publicly available model built on its Mythos architecture, the same technology the company held back in April because it could “effortlessly find and exploit software vulnerabilities.”

Fable 5 scores more than 10% above Claude Opus 4.8 on key benchmarks and leads across software engineering, knowledge work, and scientific research. The public version includes guardrails that block responses in high-risk areas like cybersecurity and biology, falling back to Claude Opus 4.8 when needed.
Why it matters for small businesses: This is the most capable AI model that’s ever been broadly available. If you’re using AI for content creation, customer research, data analysis, or workflow automation, Fable 5 represents a meaningful capability jump. Tasks that required careful prompting and multiple iterations on previous models may now work in a single pass. If your business hasn’t started experimenting with AI agents yet, this is the moment to start — the tools just got dramatically better.

White House AI Executive Order: A Voluntary Security Framework

Also this week, the White House released a new executive order on AI innovation and security that directs federal agencies to create a voluntary framework for evaluating frontier AI models before public release. Key points:

• 30-day pre-release review: AI developers will provide the government access to frontier models 30 days before public release (down from a previously proposed 90 days)
• AI cybersecurity clearinghouse: A new government body will share vulnerability information and promote defensive AI tools
• Focus on critical infrastructure: The framework targets models that represent a “meaningful step-change in cyber capabilities,” not incremental updates
• Voluntary, not mandatory: The order explicitly bars creating mandatory pre-clearance requirements

Why it matters for small businesses: The government is signaling that AI security is now a national priority. For small businesses, this means two things: first, AI-powered cybersecurity tools will become more available and more affordable as federal programs expand. Second, if you handle sensitive data (healthcare, financial services, legal), expect compliance frameworks to evolve quickly. Building AI into your workflows now — with proper security guardrails — will put you ahead of the curve.

CrowdStrike: China Behind 58% of State-Sponsored Cyberattacks on Tech

CrowdStrike’s 2026 Technology Threat Landscape Report, released Monday, reveals that China-nexus adversaries are responsible for more than 58% of state-sponsored cyberattacks targeting technology companies — specifically their AI assets and intellectual property.

The report states that Chinese entities are “stealing the AI capabilities and intellectual property they cannot build fast enough on their own.”
Why it matters for small businesses: You might think state-sponsored cyberattacks only target Fortune 500 companies. Think again. Supply chain attacks, compromised SaaS platforms, and credential theft trickle down to small businesses every day. If your business uses cloud tools (and nearly every business does), your data is connected to someone who’s connected to someone who’s a target. Basic cyber hygiene — two-factor authentication, password managers, regular backups — isn’t optional anymore.

87% of U.S. Small Businesses Now Use AI in Marketing

Constant Contact’s latest Small Business Now report, released today, surveyed over 5,000 small business owners and consumers globally. The headline number: AI adoption in U.S. small business marketing surged from 26% to 87% in roughly two years.

Other key findings:

• 73% of small business owners now identify as “creators” — actively producing content for their brand
• 49% of consumers now discover small businesses through social media, surpassing search engines (40%)
• 40% of SMBs are pivoting to AI and automation to manage marketing workload instead of spending more time
• AI cuts email production time by up to 23%

Why it matters for small businesses: This is the “are you keeping up?” data point. If 87% of your peers are using AI in their marketing and you’re not, you’re already behind. The good news: the tools have never been more accessible or more powerful. The businesses winning with AI aren’t the ones with the biggest budgets — they’re the ones that started experimenting first.

The Bottom Line

This week confirmed what the trajectory has been pointing toward: AI is no longer emerging. It’s here.

The biggest AI companies are going public. The most powerful models are available to everyone. The government is building security frameworks around it. And your competitors are already using it.

If you’ve been waiting for the “right time” to get serious about AI in your business, consider this your signal. The right time was last year. The second-best time is right now.

Need help figuring out where to start? SquidCircle builds AI agent systems that run entire business functions for owner-operated companies — from lead intake to invoicing to customer follow-up. Book a free demo and see what an AI-powered business actually looks like.