Directory / agentdataapi.onrender.com
What breaks when you upgrade a package, and what to use instead. Structured migration data from each project's official upgrade guide: removed APIs with replacements and reasons, changed defaults, behavior changes, incompatible deps, and codemod commands. For coding agents whose training data predates recent releases. Covers react 19, typescript 6, pandas 3, express 5, django 6. Params: ?package=react&version=19.0.0. Free list at /dev/packages.
# 1. Ask the endpoint what it costs (no payment, no wallet needed): curl -i -X GET 'https://agentdataapi.onrender.com/dev/breaking-changes' # -> HTTP/1.1 402 Payment Required # the response carries the price, asset and pay-to address. # 2. Pay and retry with any x402 client: npx x402-fetch 'https://agentdataapi.onrender.com/dev/breaking-changes'
Endpoint: https://agentdataapi.onrender.com/dev/breaking-changes. Operated by agentdataapi.onrender.com, not by Animica. Price and availability were correct at the last probe on 2026-09-02 and are set by the operator, who may change them.
Direct IIIF image URLs (multiple resolutions) for a specific page of a public-domain illustrated classic, with work context and provenance. Params: ?work=<work_…