November 2026

Enterprise teams can tag projects with cost codes

Eligible Enterprise orgs can tag projects with codes, like a charge code, and see spend by tag. It is a beta.

Source:Claude support release notes

Claude can link to your bank accounts, read-only

Personal Finance is a beta on Pro, Max and Ultra plans in the US. You choose which accounts to connect. Claude "can't move, manage, or invest your money."

Source:AnthropicTechCrunch

Claude Enterprise gets a security center

The beta checks a company's settings against what Anthropic recommends. Anthropic calls the result "guidance," not a certification.

Source:Anthropic

Claude Marketplace adds 14 agents and products

They include Datadog, Netlify, Runway, Webflow, Asana and Zoom. Eligible enterprise customers can pay for them from their Anthropic commitment.

Source:Anthropic

Claude Code closes a hole in its permission checks

Version 2.1.319 fixes a bug where a crafted prefix could hide part of a shell command from permission checks.

Source:Claude Code changelog

Claude Code asks before sending your account email out

Version 2.1.317 asks before a web or shell tool call sends your account email to the network.

Source:Claude Code changelog

API organizations can refuse requests from unknown addresses

A new IP allowlist (beta) only lets in requests from addresses on your list. Anthropic says that makes a leaked key much harder to use.

Source:Claude Platform docs

Enterprise admins can sign a member out everywhere

The Admin API can now sign a member out of Claude in one call (beta). It does not end their API keys, running cloud sessions or scheduled routines.

Source:Claude Platform docs

Text from some Claude models now carries a watermark

It covers Mythos 5, Opus 4.7 and Sonnet 4.6 on the platforms Anthropic lists. Anthropic says it does not change "the meaning, quality, or readability" of the text.

Source:Claude Platform release notesAnthropic docs

Long agent chats can reply faster with message threads

In the API beta, you send the chat once, then only new messages. For the biggest requests, Anthropic says the typical wait for the first token drops "by about 35%." The price stays the same.

Source:Anthropic

METR says AI likely doubled Anthropic's pace on well-specified tasks

METR says Anthropic is "likely" improving its models "on well-specified tasks at around twice the rate" of March 2024 to October 2025. METR says its estimate is very uncertain.

Source:METR

A scan found 38% of reachable MCP servers had no authentication

The scan reached 514 servers. It is one scanner's view and has not been peer reviewed.

Source:Security Boulevard

A researcher reports a Claude Dispatch flaw he calls "ThisBash"

He says a bad browser extension can make Claude Desktop run code. He says Anthropic closed his report as a duplicate. Anthropic did not answer The Register's questions.

Source:The RegisterResearcher's write-up

Anthropic found two serious Xen holes using Claude

The Xen Project's advisory says Ada Logics confirmed them. One bad virtual machine could read and write the memory of others.

Source:Xen Project advisory 523The Hacker News

Anthropic's updated IPO filing says it "may imminently" reach its own safety line

The line is for AI that greatly speeds up its progress. TechCrunch reports Anthropic says no current model has crossed it.

Source:TechCrunch