{"name":"tengu_ccr_stream_flush_on_first_delta","slug":"tengu-ccr-stream-flush-on-first-delta","family":"flag","title":"Feature flags","noun":"feature flag","description":"Remote sessions gain server-controlled options to send streamed output on its first piece and to acknowledge messages only once read","description_source":"entry","described_by":{"version":"2.1.285","anchor":"new-ccr-stream-flush-on-first-delta-and-inbound-read-receipt"},"presence":{"first_seen":"2.1.285","removed_in":null,"in_current_build":true,"newest_mined":"2.1.285","builds":1,"mined_builds":128,"first_cited":{"version":"2.1.285","released_at":"2026-09-29 17:32:09","spans":1}},"aliases":[],"entries":[{"version":"2.1.285","anchor":"new-ccr-stream-flush-on-first-delta-and-inbound-read-receipt","heading":"Two new delivery options for remote sessions, flushing and read receipts","line":"Remote sessions gain server-controlled options to send streamed output on its first piece and to acknowledge messages only once read","released_at":"2026-09-29 17:32:09","reason":"gate cited by this entry"}],"entries_total":1,"docs":[],"docs_total":0,"gates":[{"version":"2.1.285","state":"unknown","account":null,"baseline":null,"code_default":false}],"related":[{"name":"tengu_ccr_stream_event_flush_ms","slug":"tengu-ccr-stream-event-flush-ms","description":"A remotely tuned batching interval is now range-checked so a bad value cannot break event flushing."},{"name":"tengu_ccr_stream_first_flush_ms","slug":"tengu-ccr-stream-first-flush-ms","description":"CCR client can now delay the very first streamed event separately from later ones, via a new first-flush timing setting"}],"url":"https:\/\/changelogs.core-directive.com\/reference\/flag\/tengu-ccr-stream-flush-on-first-delta","family_url":"https:\/\/changelogs.core-directive.com\/reference\/flag.json"}