https://modelsatwork.news/article/google-cloud-model-garden-openai-gpt-6-astra-sol-luna-private-preview Models at Worken 2026-10-22T00:35:00.000Z OpenAI's GPT-6 models arrive in Google Cloud's model garden Model release, Google Cloud, OpenAI, GPT-6, Model selection https://modelsatwork.news/article/amazon-bedrock-structured-outputs-claude-json-schema-strict-tool-use-limits Models at Worken 2026-10-20T09:58:00.000Z Amazon Bedrock adds schema-enforced JSON for Claude, with limits Amazon Bedrock, AWS, Claude, Vendor-published, Tool use https://modelsatwork.news/article/microsoft-guardian-agents-agentic-insider-60-local-agents-dynamic-permissions Models at Worken 2026-10-20T01:05:00.000Z Microsoft adds Guardian Agents to treat AI agents as insiders Microsoft, Agent security, Access control, Agent governance, Monitoring https://modelsatwork.news/briefing/2026-10-21 Models at Worken 2026-10-22T00:50:00.000Z The briefing, 2026-10-21: Google Cloud says OpenAI's three GPT-6 models are in private preview, billed on one Google invoice https://modelsatwork.news/briefing/2026-10-20 Models at Worken 2026-10-20T10:30:00.000Z The briefing, 2026-10-20: Anthropic says Opus 5.5 fast mode is open to all paid tiers at twice the price for up to 2.5x faster output