🚀 LibreChat v0.8.3-rc2

What's Changed

✨ Features

🤖 Gemini 3.1 Pricing and Context Window by @danny-avila in #11884
📄 Local Text Extraction for PDF, DOCX, and XLS/XLSX by @danny-avila in #11900
🪨 AWS Bedrock Document Uploads by @dustinhealy in #11912
🖱️ Native Browser Navigation Support for New Chat by @Fahleen1 in #11904
📍 Preserve Deep Link Destinations Through the Auth Redirect Flow by @vmskonakanchi in #10275
🪪 Add OPENID_EMAIL_CLAIM for Configurable OpenID User Identifier by @jkuehn in #11699
🧩 OpenDocument Format File Upload and Native ODS Parsing by @danny-avila in #11959
🪙 Add messageId to Transactions by @danny-avila in #11987
🧠 Add reasoning_effort Configuration for Bedrock Models by @danny-avila in #11991
🔀 Update OpenRouter with New Reasoning Config by @danny-avila in #11993
🎚️ Add Thinking Level Parameter for Gemini 3+ Models by @danny-avila in #11994
🗝️ Credential Variables for DB-Sourced MCP Servers by @danny-avila in #12044
🤖 gemini-3.1-flash-lite-preview Window & Pricing by @danny-avila in #12043
💰 Add gpt-5.3 Context Window and Pricing by @danny-avila in #12049
🧬 Allow Agent Editors to Duplicate Agents by @danny-avila in #12041

🐛 Fixes

🪣 Proper Key Extraction from S3 URL by @H31nz3l in #11241
🪪 Handle Delimited String Role Claims in OpenID Strategy by @danny-avila in #11892
🪣 S3 Path-Style URL Support for MinIO, R2, and Custom Endpoints by @danny-avila in #11894
🪣 Serve Fresh Presigned URLs on Agent List Cache Hits by @danny-avila in #11902
💎 Gemini Image Gen Tool Vertex AI Auth and File Storage by @danny-avila in #11923
🔌 Reuse Undici Agents Per Transport and Close on Disconnect by @danny-avila in #11935
⏱️ Separate MCP GET SSE Stream Timeout from POST and Suppress SDK-Internal Recovery Errors by @danny-avila in #11936
🪣 Prevent Memory Retention from AsyncLocalStorage Context Propagation by @danny-avila in #11942
📌 Populate userMessage.files Before First DB Save by @marbence101 in #11939
🪃 Prevent Recursive Login Redirect Loop by @danny-avila in #11964
🧩 Redirect Stability and Build Chunking by @danny-avila in #11965
🚦 404 JSON Responses for Unmatched API Routes by @danny-avila in #11976
💸 Model Identifier Edge Case in Agent Transactions by @danny-avila in #11988
🎯 Use Agents Endpoint Config for Agent Panel File Upload Validation by @danny-avila in #11992
✂️ Unicode-Safe Title Truncation and Shared View Layout Polish by @danny-avila in #12003
🔗 Normalize MCP OAuth resource Parameter to Match Token Exchange by @danny-avila in #12018
🔌 Resolve MCP OAuth Flow State Race Condition by @busla in #11941
👥 Duplicate Indicators for Model Specs by @dustinhealy in #11946
🚪 Complete OIDC RP-Initiated Logout With id_token_hint and Redirect Race Fix by @danny-avila in #12024
🧭 Restore Post-Auth Navigation After Silent Token Refresh by @danny-avila in #12025
🌐 Preserve URL Query Params Through Auth Refresh and Conversation Init by @danny-avila in #12028
🔒 Request Interceptor for Shared Link Page Scenarios by @danny-avila in #12036
🤝 Respect Server Token Endpoint Auth Method Preference in MCP OAuth by @danny-avila in #12052
🧩 Expand Toolkit Definitions to Include Child Tools in Event-Driven Mode by @danny-avila in #12066

♿ Accessibility

♿ Hide Collapsed Thinking Content From Screen Readers by @danny-avila in #11927
👁️‍🗨️ Replace Select with Menu in AccountSettings for Screen Reader Accuracy by @dlew in #11980
💤 Add inert to Hidden/Background Content by @dlew in #12016
🫳 Restore Background on Drag and Drop Overlay by @dlew in #12017
🔍 Correct Conversations ARIA Role and Increase Placeholder Contrast by @dlew in #12021

🔧 Refactoring

🔒 graphTokenController to Use Federated Access Token for OBO Assertion by @danny-avila in #11893
🧮 Bulk Transactions & Balance Updates for Token Spending by @danny-avila in #11996
🪵 onmessage Handler and Restructure MCP Debug Logging by @danny-avila in #12004
📅 Replace Numeric Weekday Index with Named Day in Date Template Variables by @danny-avila in #12022
🌗 Consistent Mermaid Theming for Inline and Artifact Renderers by @danny-avila in #12055

⚙️ Other Changes

🔍 Update MeiliSearch Version by @danny-avila in #11873
🐳 Update Image Registry References in Docker/Helm Configurations by @danny-avila in #12026
📦 Bump @librechat/agents to v3.1.51–v3.1.55 by @danny-avila in #11891, #12051
📦 Bump @modelcontextprotocol/sdk from 1.26.0 to 1.27.1 by @danny-avila in #11937
🛡️ Bump ESLint Tooling Deps and Resolve ajv Security Vulnerability by @danny-avila in #11938
📦 Bump minimatch due to ReDoS vulnerability, bump rimraf, rollup by @danny-avila in #11963
📦 Update multer dependency to v2.1.0 by @danny-avila in #12000
⚡ Bump vite to v7 by @danny-avila in #12031
📦 Bump fast-xml-parser to v5.3.8 by @danny-avila in #12040
📦 Bump turbo to v2.8.12 by @danny-avila in #12042
📦 Update underscore to v1.13.8 by @danny-avila in #12050
🎨 Update Agent Tool with New SVG Assets by @danny-avila in #12065

🌍 Internationalization

🌍 i18n: Update translation.json with latest translations by @github-actions[bot] in #11887, #12005
🌍 Update translation for "no auth" message in UI by @danny-avila in #12048

New Contributors

@H31nz3l made their first contribution in #11241
@Fahleen1 made their first contribution in #11904
@vmskonakanchi made their first contribution in #10275
@jkuehn made their first contribution in #11699
@marbence101 made their first contribution in #11939

Full Changelog: https://github.com/danny-avila/LibreChat/compare/v0.8.3-rc1...v0.8.3-rc2