Opus 5.5, Sonnet 5.5, Fable 5.1, ChatGPT 6.1 Sol, Sol and Astra refresh from your signed-in service.
Native Windows coding workspace
One desktop for models, projects, and research.
Use Claude and ChatGPT models from your MyAPI.world account. Connect GitHub, approve local project tools, continue synchronized chats, and run Cowork or cited Deep Research in a native Windows application.
ProjectsProduct launchResearchGitHubCowork
Deep Research
Sources are compared while you keep working.
Switch chats without interrupting the report.
Comparing evidence3 of 5 research stages complete
Built for practical work
One application for conversations, coding, files, and research.
Compare an independent reply beside your chat without changing its history. Normal usage applies.
Browse current credit packs and complete protected Stripe, PayPal or Crypto checkout inside the app.
Search Anthropic's live marketplace and review, install, enable, update, disable, or remove role-specific toolkits.
Authenticate visibly, choose a repository, download it locally, and keep a private cloud archive.
Live checklist, status bar, citations, cancellation, and background progress between chats.
Plan and complete outcomes using permissioned project, command, browser, and document tools.
Work with code, documents, spreadsheets, PDFs, screenshots, and images.
Create code previews plus Word, Excel, PowerPoint, and PDF deliverables.
Encrypted local sessions with account history sync that excludes credentials and local paths.
Windows releases
Production first. Alpha only when you choose to test.
Use this tested release for Anthropic's official Plugin Directory, synchronized project history, private project Preview, managed publishing, GitHub, Cowork, and Deep Research.
Download Production v1.2.8The tested Alpha features are now in Production v1.2.8. Existing Alpha users receive a mandatory Production upgrade prompt while retaining their preference for future experiments.
New installations should use Production. This previous Alpha remains available only for test continuity and will immediately offer the Production upgrade.
Select MyAPI.world in the app and enter your existing dashboard credentials.
View setupAvailable now as a native application.
Coming soon.