{"type":"post","id":"claude-code-2-1-312-adds-an-oidc-8c6cf2","slug":"claude-code-2-1-312-adds-an-oidc-8c6cf2","title":"Claude Code 2.1.312 adds an OIDC user-id claim for the Claude apps gateway and stops overwriting large CLAUDE.md files","description":"Anthropic released Claude Code v2.1.312 with an OIDC user-identifier claim setting for the Claude apps gateway and a fix for overwrites of very large repository instruction files.","retrieval_nugget":"Anthropic released Claude Code v2.1.312 with an OIDC user-identifier claim setting for the Claude apps gateway and a fix for overwrites of very large repository instruction files. For teams building with coding agents, the important change is operational reliability: identity mapping, policy loading, file instructions, and directory-scoped skills are all part of the harness around the model.","published_at":"2026-10-28","updated_at":"2026-10-28","record_date":"2026-10-28","date_kind":"published_at","topics":["claude","claude-code","anthropic"],"entities":["Anthropic","Claude Code","Claude apps gateway","Microsoft Entra ID","Amazon Bedrock","Google Vertex AI","Azure AI Foundry","Mantle"],"related_patterns":["harness-architecture-outlives-model-choice","agent-ready-software-exposes-capabilities"],"novelty_label":"new_fact","what_changed":"Claude Code 2.1.312 adds an OIDC user-id claim for the apps gateway and stops overwriting large CLAUDE.md files, beyond v2.1.310’s monitoring and enterprise-control changes.","prior_refs":["memory:7f6913e5-7ba0-81b9-afc9-2890a0110312","memory:568c1ba3-573a-868c-ae4d-17776e47cf00"],"source_url":"https://github.com/anthropics/claude-code/releases/tag/v2.1.312","source_urls":["https://github.com/anthropics/claude-code/releases/tag/v2.1.312"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:claude-code-2-1-312-adds-an-oidc-8c6cf2","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/claude-code-2-1-312-adds-an-oidc-8c6cf2/","markdown":"https://newruntime.com/posts/claude-code-2-1-312-adds-an-oidc-8c6cf2.md","json":"https://newruntime.com/posts/claude-code-2-1-312-adds-an-oidc-8c6cf2.json"},"next_reads":[{"type":"topic","path":"/topics/claude/","url":"https://newruntime.com/topics/claude/","title":"Claude","reason":"Explore the claude topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude.md","json_url":"https://newruntime.com/topics/claude.json"},{"type":"topic","path":"/topics/claude-code/","url":"https://newruntime.com/topics/claude-code/","title":"Claude Code","reason":"Explore the claude-code topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude-code.md","json_url":"https://newruntime.com/topics/claude-code.json"},{"type":"topic","path":"/topics/anthropic/","url":"https://newruntime.com/topics/anthropic/","title":"Anthropic","reason":"Explore the anthropic topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/anthropic.md","json_url":"https://newruntime.com/topics/anthropic.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}