Network requirements changedclaude-science/network-requirements
Nearest release: v2.1.285, published 3 hours after upstream edited the page. Shown because the two are within 24 hours of each other. Nothing here says the release caused the edit.
Upstream edited this page at 29 Sep 2026 14:30 UTC, give or take a minute or two: the time comes from Anthropic’s own sitemap rather than from a commit. This site recorded the change at 29 Sep 2026 14:37 UTC.
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1919| `api.anthropic.com` | Always | The Claude API for every request Claude makes, plus account and usage information |
2020| `o1158394.ingest.us.sentry.io` | When telemetry is on (the default) | Crash and error reporting (the error type and where it happened in Claude Science's own code, never error messages, conversation content, or research data); blocking it degrades diagnostics only |
2121| `*.mcp.claude.com` | When members use the Anthropic-hosted connectors | PubMed, ClinicalTrials.gov, ChEMBL, and bioRxiv connectors |
22| `storage.googleapis.com` | When automatic updates are on | Update manifests and installers |
22| `storage.googleapis.com` | During installation on Linux, and for updates | Update manifests and installers |
2323| `downloads.claude.ai` | On Windows, at first launch and when an update changes it | The app window engine, the component that displays the app window |
2424| `api.github.com`, `codeload.github.com` | When members import skills from a GitHub repository | Fetching the skill repository's contents |
2525
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