feat(api): add support for session budgets, advisor tool, pinned inference location and skills auto-loading from GitHublatestOpenAPI 3.1.0▲182○218d72ff6a2026-08-06 18:11
chore(docs): updates to a few documentation stringsOpenAPI 3.1.0▲18○15b7e95bf2026-08-06 14:40
chore(docs): small updates to descriptionsOpenAPI 3.1.0no API changese421c432026-08-04 13:59
feat(api): add new stop reason 'model_context_window_exceeded'OpenAPI 3.1.0●23d051df2026-07-23 17:29
feat(api): add support for Managed Agents model effort, initial session events, and threads delta streamingOpenAPI 3.1.0▲1●1○1181ec55662026-07-22 16:40
chore(api): add support for new refusal categoryOpenAPI 3.1.0●62fb7da52026-07-21 22:04
chore(docs): small updatesOpenAPI 3.1.0no API changes0b390442026-07-20 19:39
chore(docs): small updatesOpenAPI 3.1.0no API changes373cf7e2026-07-17 19:43
feat(api): add support for Managed Agents deployments and environment variable credentialsOpenAPI 3.1.0▲80○36813af322026-06-09 17:34
feat(api): add support for claude-mythos-5 and claude-fable-5, with support for server-side fallbacks on refusalOpenAPI 3.1.0▲14●4○79a7858742026-06-09 16:31
feat(api): small updates to Managed Agents typesOpenAPI 3.1.0▲49●5○179a3f3c972026-06-06 17:01
feat(api): Add support for claude-opus-4-8, mid-conversation system blocks, and usage.output_tokens_detailsOpenAPI 3.1.0●4○861fd7ec72026-05-28 16:43
feat(api): Add support for thinking-token-count beta for estimated tokens in thinking block deltas when streamingOpenAPI 3.1.0no API changes1873a962026-05-21 17:34
chore: release main (#1052)OpenAPI 3.1.0▲10○36409ff0e2026-05-19 07:08
feat(api): Add support for cache diagnostics betaOpenAPI 3.1.0○4d1b8d042026-05-13 18:02