# Change history: Files

[← Changelog](/docs/changelog). Entries: 7.

- 2026-10-01 [BC-1001-28: Disk file download links require a Vibecode API key](/docs/changelog/2026-10-01#bc-1001-28-disk-file-download-links-require-a-vibecode-api-key)
- 2026-09-30 [NEW-0930-3: Chats: files and CoPilot on the messenger v2 methods](/docs/changelog/2026-09-30#new-0930-3-chats-files-and-copilot-on-the-messenger-v2-methods)
- 2026-09-30 [FIX-0930-4: legacy file metadata for an ordinary key](/docs/changelog/2026-09-30#fix-0930-4-legacy-file-metadata-for-an-ordinary-key)
- 2026-09-29 [BC-0929-14: chat read boundaries, file metadata and publication recovery](/docs/changelog/2026-09-29#bc-0929-14-chat-read-boundaries-file-metadata-and-publication-recovery)
- 2026-09-12 [BC-0912-4: numeric path ids of the chat and notification endpoints are checked before the Bitrix24 call](/docs/changelog/2026-09-12#bc-0912-4-numeric-path-ids-of-the-chat-and-notification-endpoints-are-checked-before-the-bitrix24-call)
- 2026-09-11 [FIX-0911-10: the messenger API description now matches what the endpoints answer](/docs/changelog/2026-09-11#fix-0911-10-the-messenger-api-description-now-matches-what-the-endpoints-answer)
- 2026-08-07 [FIX-0807-18: a file in a CRM field no longer hits the 1 MB wall, and the refusal code is documented](/docs/changelog/2026-08-07#fix-0807-18-a-file-in-a-crm-field-no-longer-hits-the-1-mb-wall-and-the-refusal-code-is-documented)