{"version":"2.1.228","anchor":"bundled-api-client-new-endpoints-and-a-stripped-request-fiel","canonical_anchor":"bundled-api-client-new-endpoints-and-a-stripped-request-fiel","heading":"Bundled API client: new endpoints and a stripped request field","tier":"internal","area":"API Client","scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.228\/e\/bundled-api-client-new-endpoints-and-a-stripped-request-fiel","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.228","markdown":"### Bundled API client: new endpoints and a stripped request field\n\nThe bundled client swapped memory-version endpoints for deployment runs and added a threads resource.\n\n**What**\n\nThe bundled Anthropic client swapped its memory-version endpoints for `\/v1\/deployment_runs?beta=true`, added a `threads` resource, and now removes `user_profile_id` from message, token-count and batch-create request bodies before sending.\n\n**Details**\n\n- The model deprecation warning table gained `claude-opus-4-1` and `claude-opus-4-1-20250805` (August 5th, 2026) and `claude-mythos-preview` (June 30th, 2026).\n\n**Evidence**\n\n`\/v1\/deployment_runs?beta=true`\n\n- Area: API Client\n- Tier: Under the hood\n- Useful: 2\/5\n- Signal: 4\/5"}