Summary

• Add an Atlas Cloud chat model node backed by Flowise's existing OpenAI-compatible ChatOpenAI integration
• Add atlasCloudApi credential support with ATLASCLOUD_API_KEY / ATLAS_CLOUD_API_KEY environment fallbacks
• Preconfigure https://api.atlascloud.ai/v1, qwen/qwen3.5-flash, and deepseek-ai/deepseek-v4-pro
• Add focused Jest coverage for node metadata, default client configuration, env fallback, and missing-key errors

Validation

• corepack pnpm@10.26.0 install --frozen-lockfile --ignore-scripts
• corepack pnpm@10.26.0 --dir packages/components exec jest nodes/chatmodels/ChatAtlasCloud/ChatAtlasCloud.test.ts --runInBand
• corepack pnpm@10.26.0 exec prettier --check packages/components/credentials/AtlasCloudApi.credential.ts packages/components/nodes/chatmodels/ChatAtlasCloud/ChatAtlasCloud.ts packages/components/nodes/chatmodels/ChatAtlasCloud/ChatAtlasCloud.test.ts
• corepack pnpm@10.26.0 --dir packages/components exec eslint credentials/AtlasCloudApi.credential.ts nodes/chatmodels/ChatAtlasCloud/ChatAtlasCloud.ts nodes/chatmodels/ChatAtlasCloud/ChatAtlasCloud.test.ts --ext ts --report-unused-disable-directives --max-warnings 0
• corepack pnpm@10.26.0 --dir packages/components exec tsc --noEmit
• git diff --cached --check
• Atlas Cloud live model catalog returned 374 visible models and confirmed qwen/qwen3.5-flash and deepseek-ai/deepseek-v4-pro

Notes

• No README/docs changes.
• No sponsor, credits, or partner promotion copy.