{"adoption": {"forks": 100, "observed_at": "2026-08-28T04:03:51.698517+00:00", "stars": 1172}, "canonical_url": "https://ross.abutalabs.com/products/dia2", "card": {"archived": false, "artifact_type": "library", "description": "TTS model capable of streaming conversational audio in realtime.", "domain": ["speech-processing", "artificial-intelligence"], "enriched": true, "function": ["tts", "speech-recognition", "llm-inference", "audio-processing", "cli"], "health_score": 53, "homepage": null, "language": "Python", "license": "Apache-2.0", "license_family": "permissive", "maturity": "active", "member_repos": ["nari-labs/dia2"], "name": "nari-labs/dia2", "platform": ["python", "cli", "cross-platform"], "pushed_at": "2025-11-29T00:51:56+00:00", "repo": "nari-labs/dia2", "stars": 1172, "tags": ["streaming-tts", "dialogue-tts", "voice-cloning", "open-weights", "conversational-audio", "cuda", "gradio", "audio", "natural-language-processing", "gpu", "linux"], "topics": ["open-weight", "text-to-speech"], "urls": [], "use_cases": ["generate speech from text in python", "stream conversational tts in realtime", "build a speech-to-speech voice assistant", "clone or condition a voice with audio prefixes", "generate multi-speaker dialogue audio with speaker tags", "run a local text-to-speech model on gpu"], "what_it_is": "Dia2 is a streaming dialogue text-to-speech model from Nari Labs that can generate conversational audio in realtime without needing the full input text. It ships with 1B and 2B open-weight checkpoints, a Python inference library, a CLI, and a Gradio app, and supports conditioning output on audio prefixes for stable voices.", "when_to_avoid": ["you need stable, consistent voices without conditioning or fine-tuning", "you need languages other than English or generations longer than 2 minutes", "you need a CPU-only production TTS solution", "you need a fully managed or hosted TTS API"], "when_to_choose": ["you need realtime or streaming conversational TTS with open weights", "you want multi-speaker dialogue generation with [S1]/[S2] speaker tags", "you want to condition TTS output on prior audio for speech-to-speech pipelines", "you can run CUDA 12.8+ on a local GPU"]}, "data_as_of": "2026-08-30T08:39:29.467469+00:00", "members": [{"path": "/products/dia2", "repo": "nari-labs/dia2", "role": "main", "score": 41}], "provenance": {"archived": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "artifact_type": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "description": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "domain": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "enriched": {"inputs": [], "kind": "computed", "method": "enrichment_status"}, "function": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "health_score": {"inputs": ["days_since_push", "days_since_release", "archived"], "kind": "computed", "method": "health_v1"}, "homepage": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "language": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "license": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "license_family": {"inputs": ["license"], "kind": "computed", "method": "license_family"}, "maturity": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "member_repos": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "name": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "platform": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "pushed_at": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "repo": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "stars": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "tags": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "topics": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "urls": {"kind": "observed", "observed_at": "2026-08-28T04:03:51.698517+00:00", "source": "github"}, "use_cases": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "what_it_is": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "when_to_avoid": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}, "when_to_choose": {"confidence": null, "enriched_at": "2026-08-30T06:28:28.039862+00:00", "kind": "inferred", "prompt_version": 1, "sources": [{"content_hash": "6027eecd0b88e464c009e2b54ab48dbb14745bd17a827ff1a119458aa02b2bcd", "fetched_at": "2026-08-28T04:03:51.698517+00:00", "kind": "readme", "missing": false, "url": "https://github.com/nari-labs/dia2"}], "taxonomy_version": 1}}, "score": {"components": {"activity": 54, "longevity": 20, "rhythm": 35}, "computed_at": "2026-09-03T02:20:16.233290+00:00", "flags": ["no_releases"], "formula": "round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10)", "inputs": {"age_days": 289, "days_push": 278, "days_rel": null, "gap_med": null, "n_releases_24m": 0}, "score": 41, "version": 2}, "staleness": {"enrichment_outdated": false, "low_confidence": false, "scrape_days": 9, "stale_scrape": false}}