Claude Sonnet 5.5 and GPT-6 Astra tie atop MLCR-AA medical benchmark

Blackstone, with $1.3 trillion in assets under management, says it is the largest owner of compute outside the hyperscalers, backing neoclouds and data centers. Its BXN1 unit committed $5 billion to Crux AI, a neocloud partnered with Google to commercialize TPUs, and also backed chip startup Etched.

Alter gives each agent its own scoped identity and keys instead of one shared over-scoped credential, with default-deny policy checks on every request. One SDK call handles storage, refresh, policy and audit for 140 providers, with LangChain, MCP and AWS integrations.

The release adds /claude-api api-version to move Claude API code to version 2026-10-21, plus a claude_code.safety_event OpenTelemetry event fired whenever a permission rule, auto mode, safety check, hook or sandbox stops or prompts a tool call.

Mammoth-1 (27B) ranks #1 on the Jev Decision Index; Elephant-1 (9B) is tied for #1 on the Artificial Analysis Decision Index. Both take a 16k-token context window and return choices, probabilities, and scores for classifying, routing, and scoring text.

V7 Go builds a Context Graph from company files that agents query for deal screening and insurance underwriting. On V7's hardest graph-query tests across thousands of documents, GPT-6 Astra reached 89% accuracy.