{"repo":"NousResearch/hermes-agent","public_id":"96927","display_label":"Configurable streaming TTS first-sentence threshold","summary":"These issues and PRs address adding a configurable `tts.streaming.min_len` option to control when the first sentence is sent for streaming TTS, replacing a hard-coded value of 20 that caused delays for CJK and short sentences.","subsystem":"gateway","counts":{"members":3,"open_issues":0,"open_issues_distinct":0,"open_prs":0,"closed_issues":1,"merged_prs":1,"attempt_prs":1},"landed_fix":{"status":"merged_to_main","basis":"structural","pr":115846,"merged_at":"2026-09-19T18:33:16+00:00"},"resolution":{"state":"resolved","by":"pr-115846"},"freshness":{"state":"verified","last_verified_at":"2026-09-19T18:33:16+00:00","is_stale":false},"grouping":{"backbone":"STRUCTURAL_SPANNING","link_density":0.6666666666666666},"fix_edges":[{"issue_number":96927,"pr_number":115846,"tier":"verified","basis":"closing_ref","confidence":0.95,"recoverable_from_timeline":true,"pr_merged_at":"2026-09-19T18:33:16+00:00"}],"members":[{"kind":"issue","number":96927,"title":"Streaming TTS: SentenceChunker min_len=20 is hard-coded — CJK first sentences are always buffered, delaying first audio (add tts.streaming.min_len)","url":null,"state":"closed"},{"kind":"pr","number":96933,"title":"feat(tts): make the streaming first-sentence threshold configurable","url":null,"state":"closed","close_reason":{"refs":[{"kind":"commit","value":"4fda3bbdca94","number":0},{"kind":"pr","value":"#115846","number":115846},{"kind":"pr","value":"#96927","number":96927},{"kind":"pr","value":"#96933","number":96933}],"category":"merged_via","implication":"superseded"},"merged":false},{"kind":"pr","number":96940,"title":"feat(tts): support configurable streaming min_len threshold (#96927)","url":null,"state":"not_found","close_reason":{"category":"uncategorized","implication":"needs_llm"},"merged":false},{"kind":"pr","number":115846,"title":"feat(tts): streaming TTS speaks a short first sentence sooner via tts.streaming.min_len on every surface (#96927, salvage #96933)","url":null,"state":"merged","close_reason":{"category":"merged"},"merged":true,"is_fix_pr":true,"fix_tier":"verified","files_changed":["apps/desktop/src/lib/voice-client-direct.test.ts","apps/desktop/src/lib/voice-client-direct.ts","apps/desktop/src/lib/voice-playback.ts","gateway/streaming_tts_consumer.py","hermes_cli/config_defaults.py","hermes_cli/web_routers/audio.py","tests/gateway/test_streaming_tts_consumer.py","tests/hermes_cli/test_web_server_speak_stream.py","tests/tools/test_tts_streaming.py","tests/tools/test_voice_client_config.py","tools/tts_streaming.py","tools/tts_tool_speaker.py","tools/voice_client_config.py","website/docs/developer-guide/streaming-tts.md","website/docs/user-guide/features/tts.md"]}],"trust":{"default_tier":"verified","includes_suggested":false}}