AI Native Weekly Newsletter: 12 May 2026
Contents
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Anthropic partners with SpaceX to access Colossus 1 data center with over 220,000 NVIDIA GPUs
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xAI releases Grok 4.3 API with 1 million token context window and 40% price reduction
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Anthropic releases 10 Claude agent templates for financial services tasks
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OpenAI releases GPT-5.5 Instant as new default ChatGPT model with improved accuracy and personalization features
Anthropic partners with SpaceX to access Colossus 1 data center with over 220,000 NVIDIA GPUs
Anthropic announced a partnership with SpaceX to use all compute capacity at the Colossus 1 data center in Memphis, providing access to more than 300 megawatts of capacity and over 220,000 NVIDIA GPUs within the month. The additional compute resources will directly improve capacity for Claude Pro and Claude Max subscribers and enable the company to increase usage limits for Claude Code and the Claude API. As part of the agreement, the companies also expressed interest in developing multiple gigawatts of orbital AI compute capacity.
xAI releases Grok 4.3 API with 1 million token context window and 40% price reduction
xAI launched Grok 4.3, its fastest and most intelligent AI model to date, through the official API. The model features a 1 million token context window, native video input support, and significantly reduced pricing at $1.25 per million input tokens and $2.50 per million output tokens. Grok 4.3 achieved top rankings on Artificial Analysis leaderboards for agentic tool calling and instruction following, with ValsAI ranking it #1 in enterprise domains like case law and corporate finance. The model includes always-on reasoning capabilities and is accessible through xAI’s API, Vercel AI Gateway, and OpenRouter platforms.
Anthropic releases 10 Claude agent templates for financial services tasks
Anthropic launched 10 ready-to-run agent templates for financial services firms targeting time-consuming tasks such as building pitchbooks, screening KYC files, conducting valuation reviews, and closing books at month-end. The templates are available as plugins in Claude Cowork and Claude Code or as cookbooks for Claude Managed Agents. The company also announced new integrations with Microsoft 365 applications including Excel, PowerPoint, and Word through add-ins, allowing context to carry automatically between applications.
OpenAI releases GPT-5.5 Instant as new default ChatGPT model with improved accuracy and personalization features
OpenAI released GPT-5.5 Instant as the new default model for ChatGPT, replacing GPT-5.3 Instant. The model reduces hallucination by 52.5% in high-stakes areas like medicine, law, and finance while maintaining low latency. GPT-5.5 Instant also includes enhanced personalization features that draw on past conversations, files, and Gmail to provide more contextual responses, with memory sources visible to users for transparency.