Gemini Agent Gets Its Own Identity; AgentCore and MCP Under Fire

Google just gave its new Gemini agent its own email, its own identity and its own audit trail, while researchers showed how a single prompt or one trusting agent can compromise the rest. This week we cover what changed for enterprises running AI agents in production, from identity and sandboxes to the newest models.Stories covered:- Google launches the Gemini agent, with coworker agents that get their own identity and audit trail: https://cloud.google.com/blog/products/ai-machine-learning/welcome-to-gemini-at-work-2026- Zenity’s AgentCorruption research on AWS Bedrock AgentCore, and AWS’s response: https://thenextweb.com/news/aws-agentcore-zenity-agentcorruption-one-prompt-agents- “Protocol pivoting”: MCP trust gaps spread malicious prompts agent to agent: https://arstechnica.com/security/2026/10/vulnerability-in-agents-from-google-and-others-exposes-structural-flaw-in-mcp/- RSA launches Agent ID for regulated industries: https://www.rsa.com/news/press-releases/rsa-agent-id-world-summit-ai/- IBM watsonx Orchestrate adds cross-cloud agent inventory and Agent Identity: https://www.ibm.com/new/announcements/new-in-ibm-watsonx-orchestrate-expanded-third-party-agent-management-and-agent-identities- AWS open-sources Strands Box, policy-enforced agent sandboxes: https://aws.amazon.com/blogs/opensource/introducing-strands-box-ai-agent-sandboxes-powered-by-dogwood/- Meta and Sierra propose the Personal Agent Protocol: https://sierra.ai/blog/introducing-personal-agent-protocol- SAP begins the Joule Work rollout with ISO 42001-certified agent governance: https://www.unite.ai/sap-begins-joule-work-customer-rollout-and-debuts-sap-pay/- Anthropic releases Claude Haiku 5.5 at about 75% lower cost: https://www.anthropic.com/claude-haiku-5-5- OpenAI brings GPT-6 and Intelligent UI to all ChatGPT users: https://openai.com/index/gpt-6-for-everyone/- Mistral previews Large 4, a 1T-parameter open-weight model: https://mistral.ai/news/mistral-large-4- Manus raises over $500M after its Meta deal was unwound: https://techcrunch.com/2026/10/08/chinas-manus-raises-over-500m-in-first-funding-round-since-split-with-metaGet the weekly newsletter: https://aiinsightcentralhub.substack.com/subscribe

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