{"schema_version":"onlylabs.public_signal.v1","title":"Meituan (LongCat) Repo: meituan-longcat/VitaBench-2.0","description":"Meituan (LongCat) repo signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4","json_url":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4/signal.json","generated_at":"2026-06-11T02:41:55.957556+00:00","org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab","category_label":"Neolab","dossier_url":"https://onlylabs.fyi/labs/meituan","dossier_json_url":"https://onlylabs.fyi/labs/meituan/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4","signal_json":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4/signal.json","source":"https://github.com/meituan-longcat/VitaBench-2.0","lab_dossier":"https://onlylabs.fyi/labs/meituan","lab_dossier_json":"https://onlylabs.fyi/labs/meituan/dossier.json","analysis":"https://onlylabs.fyi/analysis/meituan","analysis_json":"https://onlylabs.fyi/analysis/meituan/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/meituan/evidence.json","category":"https://onlylabs.fyi/neolabs","category_json":"https://onlylabs.fyi/neolabs.json","category_feed":"https://onlylabs.fyi/neolabs/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json?category=neolab","topic":null,"topic_signals_json":null,"topic_feed":null,"data_business":null},"answer_pack":{"answer":"Meituan (LongCat) published meituan-longcat/VitaBench-2.0 (Python). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo meituan-longcat/VitaBench-2.0 ยท language Python ยท Low stars, routine repo. onlylabs links this event to 1 captured evidence page and 6 related repo signals.","signal_desk":"repos","source_context":{"source_url":"https://github.com/meituan-longcat/VitaBench-2.0","source_host":"github.com","occurred_at":"2026-05-26T08:19:36+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source","context":"Python"},"context_markers":[{"label":"Lab","value":"Meituan (LongCat)","source":"signal"},{"label":"Signal desk","value":"repos","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"meituan-longcat/VitaBench-2.0","source":"source"},{"label":"Language","value":"Python","source":"source"},{"label":"Stars","value":"28","source":"traction"},{"label":"Notability","value":"Low stars, routine repo","source":"signal"},{"label":"Watch term","value":"RL environments","source":"evidence"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch term","value":"Model card","source":"model"},{"label":"Watch term","value":"Data pipeline","source":"evidence"},{"label":"Watch term","value":"Agents and tool use","source":"evidence"}],"evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/meituan-longcat/VitaBench-2.0"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T02:41:55.957556+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4/signal.json","dossier_json":"https://onlylabs.fyi/labs/meituan/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/meituan/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/meituan/evidence.json","topic_signals_json":null,"topic_feed":null,"category_signals_json":"https://onlylabs.fyi/signals.json?category=neolab","data_radar_json":null,"opportunities_json":null},"analysis_playbook":{"objective":"Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.","evidence_focus":["repo name","owner","description","language","stars","source URL","first seen time","data, eval, infra, safety, and product terms"],"extraction_questions":["What technical area does this repository expose?","Does the repo imply eval, data, infrastructure, agent, or deployment work?","Is the repo new evidence for a lab direction that is not yet in writing or releases?","Which related signals should an analyst inspect next?"],"signal_questions":["What does this new repository reveal before a formal announcement exists?","What technical area does this repository expose?","Does the repo imply eval, data, infrastructure, agent, or deployment work?","Do the 6 related repo signals show a repeated pattern?"],"output_fields":["org","repo","technical_theme","evidence_url"],"data_business_relevance":"Data-business lane extraction is scoped to frontier labs; for this category, interpret the repository as source-grounded category strategy evidence.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4/signal.json","required":true},{"label":"source","url":"https://github.com/meituan-longcat/VitaBench-2.0","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/meituan/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/meituan/evidence.json","required":true},{"label":"topic_signals_json","url":null,"required":false},{"label":"data_radar_json","url":null,"required":false}],"expected_output":["one-paragraph source-grounded interpretation","category-specific implication","confidence and missing evidence","recommended next source to inspect"],"prompt_seed":"Using only the linked onlylabs JSON, captured source context, and cited evidence, analyze Meituan (LongCat)'s repo signal \"meituan-longcat/VitaBench-2.0\" for neolab strategy."},"semantic_triples":[{"subject":"Meituan (LongCat)","predicate":"published repo","object":"meituan-longcat/VitaBench-2.0","text":"Meituan (LongCat) published repo meituan-longcat/VitaBench-2.0."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"is classified as","object":"repo signal","text":"meituan-longcat/VitaBench-2.0 is classified as repo signal."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"belongs to","object":"repos desk","text":"meituan-longcat/VitaBench-2.0 belongs to repos desk."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has context","object":"Python","text":"meituan-longcat/VitaBench-2.0 has context Python."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has evidence coverage","object":"1 captured evidence page","text":"meituan-longcat/VitaBench-2.0 has evidence coverage 1 captured evidence page."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has captured page count","object":"1","text":"meituan-longcat/VitaBench-2.0 has captured page count 1."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has readable page count","object":"1","text":"meituan-longcat/VitaBench-2.0 has readable page count 1."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has related signal count","object":"6","text":"meituan-longcat/VitaBench-2.0 has related signal count 6."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has analysis playbook objective","object":"Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.","text":"meituan-longcat/VitaBench-2.0 has analysis playbook objective Turn new repository signals into early evidence of tooling, eval, infrastructure, model-adjacent, or product work before it appears in polished launch channels.."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has source host","object":"github.com","text":"meituan-longcat/VitaBench-2.0 has source host github.com."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has lab","object":"Meituan (LongCat)","text":"meituan-longcat/VitaBench-2.0 has lab Meituan (LongCat)."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has signal desk","object":"repos","text":"meituan-longcat/VitaBench-2.0 has signal desk repos."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has source host","object":"github.com","text":"meituan-longcat/VitaBench-2.0 has source host github.com."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has repository","object":"meituan-longcat/VitaBench-2.0","text":"meituan-longcat/VitaBench-2.0 has repository meituan-longcat/VitaBench-2.0."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has language","object":"Python","text":"meituan-longcat/VitaBench-2.0 has language Python."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has stars","object":"28","text":"meituan-longcat/VitaBench-2.0 has stars 28."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has notability","object":"Low stars, routine repo","text":"meituan-longcat/VitaBench-2.0 has notability Low stars, routine repo."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has watch term","object":"RL environments","text":"meituan-longcat/VitaBench-2.0 has watch term RL environments."}]},"intelligence":{"signal_desk":"repos","answer":"Meituan (LongCat) published meituan-longcat/VitaBench-2.0 (Python). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo meituan-longcat/VitaBench-2.0 ยท language Python ยท Low stars, routine repo. onlylabs links this event to 1 captured evidence page and 6 related repo signals.","semantic_triples":[{"subject":"Meituan (LongCat)","predicate":"published repo","object":"meituan-longcat/VitaBench-2.0","text":"Meituan (LongCat) published repo meituan-longcat/VitaBench-2.0."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"is classified as","object":"repo signal","text":"meituan-longcat/VitaBench-2.0 is classified as repo signal."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"belongs to","object":"repos desk","text":"meituan-longcat/VitaBench-2.0 belongs to repos desk."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has context","object":"Python","text":"meituan-longcat/VitaBench-2.0 has context Python."},{"subject":"meituan-longcat/VitaBench-2.0","predicate":"has evidence coverage","object":"1 captured evidence page","text":"meituan-longcat/VitaBench-2.0 has evidence coverage 1 captured evidence page."}]},"signal":{"id":"94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4","url":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4","json_url":"https://onlylabs.fyi/signals/94c3b1d1-3a74-4f03-a1e9-f29d4c43f3f4/signal.json","source_url":"https://github.com/meituan-longcat/VitaBench-2.0","title":"meituan-longcat/VitaBench-2.0","summary":"Meituan (LongCat) published a new repository. onlylabs watches repos for tooling, eval, infra, and model-adjacent work.","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-05-26T08:19:36+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source","evidence_coverage":{"target_pages":1,"captured_pages":1,"readable_pages":1,"capture_methods":["plain"],"missing_page_urls":[],"failed_page_urls":[],"blocked_page_urls":[],"page_urls":["https://github.com/meituan-longcat/VitaBench-2.0"]},"facets":{"repo":"meituan-longcat/VitaBench-2.0","language":"Python"},"traction":{"github_stars":28,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":null,"hf_likes":null},"data_radar":null},"primary_evidence_page":{"url":"https://github.com/meituan-longcat/VitaBench-2.0","final_url":"https://github.com/meituan-longcat/VitaBench-2.0","title":"meituan-longcat/VitaBench-2.0 repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:41:55.957556+00:00","bytes":28562,"raw_path":"6758c574c6c3e804d8809a420134587adb76401231570b32bfcd384388d4f0c4.json","content_hash":"8851a1e0a60d9b5ffd9093d79c62e95595386f900af871c36f35fbf18a788847","excerpt_chars":1200,"truncated":true,"excerpt":"meituan-longcat/VitaBench-2.0 Language: Python License: MIT Stars: 27 Forks: 2 Open issues: 1 Created: 2026-05-26T08:19:36Z Pushed: 2026-06-04T12:42:16Z Default branch: main Fork: no Archived: no README:

VitaBench 2.0: Evaluating Personalized and Proactive Agents in Long-Term User Interactions

๐Ÿ“ƒ Paper โ€ข ๐ŸŒ Website โ€ข ๐Ÿค— Dataset

๐ŸŒ English version benchmark coming soon.

๐Ÿ“– Introduction Large language models (LLMs) have evolved into interactive agents that collaborate with users in real-world tasks. Effective collaboration in such settings increasingly depends on understanding the user beyond what is explicitly stated, as user intent is often reflected in fragmented daily interactions and requires both personalized modeling and proactive interaction. We introduce **VitaBench 2.0**, a benchmark for evaluating personalized and proactive agent behavior in long-term user interactions...."},"evidence_pages":[{"url":"https://github.com/meituan-longcat/VitaBench-2.0","final_url":"https://github.com/meituan-longcat/VitaBench-2.0","title":"meituan-longcat/VitaBench-2.0 repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:41:55.957556+00:00","bytes":28562,"raw_path":"6758c574c6c3e804d8809a420134587adb76401231570b32bfcd384388d4f0c4.json","content_hash":"8851a1e0a60d9b5ffd9093d79c62e95595386f900af871c36f35fbf18a788847","excerpt_chars":1200,"truncated":true,"excerpt":"meituan-longcat/VitaBench-2.0 Language: Python License: MIT Stars: 27 Forks: 2 Open issues: 1 Created: 2026-05-26T08:19:36Z Pushed: 2026-06-04T12:42:16Z Default branch: main Fork: no Archived: no README:

VitaBench 2.0: Evaluating Personalized and Proactive Agents in Long-Term User Interactions

๐Ÿ“ƒ Paper โ€ข ๐ŸŒ Website โ€ข ๐Ÿค— Dataset

๐ŸŒ English version benchmark coming soon.

๐Ÿ“– Introduction Large language models (LLMs) have evolved into interactive agents that collaborate with users in real-world tasks. Effective collaboration in such settings increasingly depends on understanding the user beyond what is explicitly stated, as user intent is often reflected in fragmented daily interactions and requires both personalized modeling and proactive interaction. We introduce **VitaBench 2.0**, a benchmark for evaluating personalized and proactive agent behavior in long-term user interactions...."}],"related_signals":[{"id":"fd1392be-b52c-47b6-a2d3-e1322ca8a782","url":"https://onlylabs.fyi/signals/fd1392be-b52c-47b6-a2d3-e1322ca8a782","source_url":"https://github.com/meituan-longcat/WBench","title":"meituan-longcat/WBench","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-05-22T10:46:52+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"d58efe03-b0c8-422f-b7aa-8d1bb585bf3f","url":"https://onlylabs.fyi/signals/d58efe03-b0c8-422f-b7aa-8d1bb585bf3f","source_url":"https://github.com/meituan-longcat/LARYBench","title":"meituan-longcat/LARYBench","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-04-09T03:09:15+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"6f33edd9-3c47-410e-9863-5abc2339ec9c","url":"https://onlylabs.fyi/signals/6f33edd9-3c47-410e-9863-5abc2339ec9c","source_url":"https://github.com/meituan-longcat/General365","title":"meituan-longcat/General365","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-04-08T03:47:55+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"42d49456-5784-4dd0-a110-c317e9c30dd2","url":"https://onlylabs.fyi/signals/42d49456-5784-4dd0-a110-c317e9c30dd2","source_url":"https://github.com/meituan-longcat/LongCat-AudioDiT","title":"meituan-longcat/LongCat-AudioDiT","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-03-30T02:39:14+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"38a79c48-16c0-4ef9-9741-ace9b10c76da","url":"https://onlylabs.fyi/signals/38a79c48-16c0-4ef9-9741-ace9b10c76da","source_url":"https://github.com/meituan-longcat/LongCat-Next-inference","title":"meituan-longcat/LongCat-Next-inference","context":"Python","kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-03-26T07:09:06+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"aaabc3ba-90f3-4dfc-9a7a-64e177e8371e","url":"https://onlylabs.fyi/signals/aaabc3ba-90f3-4dfc-9a7a-64e177e8371e","source_url":"https://github.com/meituan-longcat/LongCat-Next","title":"meituan-longcat/LongCat-Next","context":null,"kind":{"key":"repo_new","label":"Repo"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-03-25T14:59:18+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"}]}