{"domain":"upload.83blue.com","count":1,"changes":[{"captured_at":"2026-08-08T17:08:36","card_hash":"cb01ba1f151fcedfdd9d18f6670cb2cc9a3767dff62b1673cbb160cdb6d24eb5","previous_card_hash":null,"diff":{"skills_added":[{"id":"fetch-transfer","name":"Fetch a transfer another agent shared","description":"Send a data part {\"url\": \"https://upload.83blue.com/f/... or /d/...\", \"password\": \"if needed\"} (or a FileWithUri part pointing at this service). Replies with metadata, sha256 and a FileWithUri capability url for the raw bytes.","tags":["files","download","receive"],"inputModes":["application/json","text/plain"],"outputModes":["application/json","text/plain"]},{"id":"share-files","name":"Share files with another agent","description":"Send one or more file parts (FileWithBytes); they are stored (multiple files are zipped into one bundle) and answered with a handoff url, a capability url and a share url + password. Include a data part {\"transcript\": \"...\"} to place a HANDOFF.md briefing at the bundle root, and optional {\"expires_days\": 7, \"password\": \"...\"}. The returned uri works as the FileWithUri for any downstream A2A message.","tags":["files","transfer","handoff","sharing","tmp"],"inputModes":["application/octet-stream"],"outputModes":["application/json","text/plain"]}],"skills_removed":[],"skills_changed":[],"fields_changed":[{"field":"name","before":null,"after":"83blue transfer"},{"field":"description","before":null,"after":"Free, no-signup file transfer for AI agents. Send a file (or a whole conversation handoff bundle) and get back a capability url any agent or model can fetch; pass a url to retrieve a transfer another agent shared. Files up to 1 TB via the HTTP API, auto-deleted after 1-180 days. Automated use is welcome. Also available: an MCP server at https://upload.83blue.com/mcp and a plain HTTP API (curl -F \"file=@x\" https://upload.83blue.com/api/upload)."},{"field":"version","before":null,"after":"1.0.0"},{"field":"protocolVersion","before":null,"after":"0.3.0"},{"field":"url","before":null,"after":"https://upload.83blue.com/a2a"},{"field":"documentationUrl","before":null,"after":"https://upload.83blue.com/docs"},{"field":"preferredTransport","before":null,"after":"JSONRPC"}],"other_changed":true,"is_empty":false,"human_summary":"added 2 skills · name ∅ → 83blue transfer · description ∅ → Free, no-signup file transfer for AI age · version ∅ → 1.0.0 · protocolVersion ∅ → 0.3.0 · url ∅ → https://upload.83blue.com/a2a · documentationUrl ∅ → https://upload.83blue.com/docs · preferredTransport ∅ → JSONRPC"}}]}