{"schema_version":"onlylabs.public_signal.v1","title":"Meituan (LongCat) Fork: meituan-longcat/flashinfer","description":"Meituan (LongCat) fork signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1","json_url":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1/signal.json","generated_at":"2026-06-11T02:43:15.844372+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/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1","signal_json":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1/signal.json","source":"https://github.com/meituan-longcat/flashinfer","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":"https://onlylabs.fyi/topics/forks","topic_signals_json":"https://onlylabs.fyi/topics/forks/signals.json?category=neolab","topic_feed":"https://onlylabs.fyi/topics/forks/feed.xml?category=neolab","data_business":null},"answer_pack":{"answer":"Meituan (LongCat) forked meituan-longcat/flashinfer (forked from flashinfer-ai/flashinfer). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo meituan-longcat/flashinfer · parent flashinfer-ai/flashinfer · Routine fork by large company.. onlylabs links this event to 1 captured evidence page and 5 related fork signals.","signal_desk":"forks","source_context":{"source_url":"https://github.com/meituan-longcat/flashinfer","source_host":"github.com","occurred_at":"2026-02-05T08:45:48+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source","context":"forked from flashinfer-ai/flashinfer"},"context_markers":[{"label":"Lab","value":"Meituan (LongCat)","source":"signal"},{"label":"Signal desk","value":"forks","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"meituan-longcat/flashinfer","source":"source"},{"label":"Parent","value":"flashinfer-ai/flashinfer","source":"source"},{"label":"Notability","value":"Routine fork by large company.","source":"signal"},{"label":"Watch term","value":"Infrastructure","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/flashinfer"],"related_signals":5,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T02:43:15.844372+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1/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":"https://onlylabs.fyi/topics/forks/signals.json?category=neolab","topic_feed":"https://onlylabs.fyi/topics/forks/feed.xml?category=neolab","category_signals_json":"https://onlylabs.fyi/signals.json?category=neolab","data_radar_json":null,"opportunities_json":null},"analysis_playbook":{"objective":"Turn fork activity into a map of upstream tools, libraries, model utilities, agent frameworks, and research dependencies being inspected or adapted.","evidence_focus":["forked parent repo","repo owner","language","description","stars","org and recency"],"extraction_questions":["Which upstream projects are repeated across labs?","Which forks point to evals, agents, infrastructure, model tooling, or data pipelines?","Which low-profile forks could precede a release or hiring wave?","Which labs are converging on the same technical adjacency?"],"signal_questions":["What upstream dependency or technical adjacency does this fork reveal?","Which upstream projects are repeated across labs?","Which forks point to evals, agents, infrastructure, model tooling, or data pipelines?","Do the 5 related fork signals show a repeated pattern?"],"output_fields":["org","upstream_repo","language","technical_theme","evidence_url"],"data_business_relevance":"Data-business lane extraction is scoped to frontier labs; for this category, keep conclusions tied to category-specific strategy, source evidence, and follow-up questions.","required_sources":[{"label":"signal_json","url":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1/signal.json","required":true},{"label":"source","url":"https://github.com/meituan-longcat/flashinfer","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":"https://onlylabs.fyi/topics/forks/signals.json?category=neolab","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 fork signal \"meituan-longcat/flashinfer\" for neolab strategy."},"semantic_triples":[{"subject":"Meituan (LongCat)","predicate":"forked","object":"meituan-longcat/flashinfer","text":"Meituan (LongCat) forked meituan-longcat/flashinfer."},{"subject":"meituan-longcat/flashinfer","predicate":"is classified as","object":"fork signal","text":"meituan-longcat/flashinfer is classified as fork signal."},{"subject":"meituan-longcat/flashinfer","predicate":"belongs to","object":"forks desk","text":"meituan-longcat/flashinfer belongs to forks desk."},{"subject":"meituan-longcat/flashinfer","predicate":"has context","object":"forked from flashinfer-ai/flashinfer","text":"meituan-longcat/flashinfer has context forked from flashinfer-ai/flashinfer."},{"subject":"meituan-longcat/flashinfer","predicate":"has evidence coverage","object":"1 captured evidence page","text":"meituan-longcat/flashinfer has evidence coverage 1 captured evidence page."},{"subject":"meituan-longcat/flashinfer","predicate":"has captured page count","object":"1","text":"meituan-longcat/flashinfer has captured page count 1."},{"subject":"meituan-longcat/flashinfer","predicate":"has readable page count","object":"1","text":"meituan-longcat/flashinfer has readable page count 1."},{"subject":"meituan-longcat/flashinfer","predicate":"has related signal count","object":"5","text":"meituan-longcat/flashinfer has related signal count 5."},{"subject":"meituan-longcat/flashinfer","predicate":"has analysis playbook objective","object":"Turn fork activity into a map of upstream tools, libraries, model utilities, agent frameworks, and research dependencies being inspected or adapted.","text":"meituan-longcat/flashinfer has analysis playbook objective Turn fork activity into a map of upstream tools, libraries, model utilities, agent frameworks, and research dependencies being inspected or adapted.."},{"subject":"meituan-longcat/flashinfer","predicate":"has source host","object":"github.com","text":"meituan-longcat/flashinfer has source host github.com."},{"subject":"meituan-longcat/flashinfer","predicate":"has lab","object":"Meituan (LongCat)","text":"meituan-longcat/flashinfer has lab Meituan (LongCat)."},{"subject":"meituan-longcat/flashinfer","predicate":"has signal desk","object":"forks","text":"meituan-longcat/flashinfer has signal desk forks."},{"subject":"meituan-longcat/flashinfer","predicate":"has source host","object":"github.com","text":"meituan-longcat/flashinfer has source host github.com."},{"subject":"meituan-longcat/flashinfer","predicate":"has repository","object":"meituan-longcat/flashinfer","text":"meituan-longcat/flashinfer has repository meituan-longcat/flashinfer."},{"subject":"meituan-longcat/flashinfer","predicate":"has parent","object":"flashinfer-ai/flashinfer","text":"meituan-longcat/flashinfer has parent flashinfer-ai/flashinfer."},{"subject":"meituan-longcat/flashinfer","predicate":"has notability","object":"Routine fork by large company.","text":"meituan-longcat/flashinfer has notability Routine fork by large company.."},{"subject":"meituan-longcat/flashinfer","predicate":"has watch term","object":"Infrastructure","text":"meituan-longcat/flashinfer has watch term Infrastructure."},{"subject":"meituan-longcat/flashinfer","predicate":"has watch term","object":"Agents and tool use","text":"meituan-longcat/flashinfer has watch term Agents and tool use."}]},"intelligence":{"signal_desk":"forks","answer":"Meituan (LongCat) forked meituan-longcat/flashinfer (forked from flashinfer-ai/flashinfer). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo meituan-longcat/flashinfer · parent flashinfer-ai/flashinfer · Routine fork by large company.. onlylabs links this event to 1 captured evidence page and 5 related fork signals.","semantic_triples":[{"subject":"Meituan (LongCat)","predicate":"forked","object":"meituan-longcat/flashinfer","text":"Meituan (LongCat) forked meituan-longcat/flashinfer."},{"subject":"meituan-longcat/flashinfer","predicate":"is classified as","object":"fork signal","text":"meituan-longcat/flashinfer is classified as fork signal."},{"subject":"meituan-longcat/flashinfer","predicate":"belongs to","object":"forks desk","text":"meituan-longcat/flashinfer belongs to forks desk."},{"subject":"meituan-longcat/flashinfer","predicate":"has context","object":"forked from flashinfer-ai/flashinfer","text":"meituan-longcat/flashinfer has context forked from flashinfer-ai/flashinfer."},{"subject":"meituan-longcat/flashinfer","predicate":"has evidence coverage","object":"1 captured evidence page","text":"meituan-longcat/flashinfer has evidence coverage 1 captured evidence page."}]},"signal":{"id":"f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1","url":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1","json_url":"https://onlylabs.fyi/signals/f3188d82-3071-4d4e-ad4b-6c5ad1d7f5f1/signal.json","source_url":"https://github.com/meituan-longcat/flashinfer","title":"meituan-longcat/flashinfer","summary":"Meituan (LongCat) forked upstream code. onlylabs watches forks for tooling, infrastructure, research dependencies, and product-adjacent work.","context":"forked from flashinfer-ai/flashinfer","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"meituan","name":"Meituan 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<h1 align=\"center\"> High-Performance GPU Kernels for Inference </h1> <p align=\"center\"> | <a href=\"https://docs.flashinfer.ai\"><b>Documentation</b></a> | <a href=\"https://github.com/flashinfer-ai/flashinfer/releases/latest\"><b>Latest Release</b></a> | <a href=\"https://flashinfer.ai\"><b>Blog</b></a> | <a href=\"https://join.slack.com/t/flashinfer/shared_invite/zt-379wct3hc-D5jR~1ZKQcU00WHsXhgvtA\"><b>Slack</b></a> | <a href=\"https://github.com/orgs/flashinfer-ai/discussions\"><b>Discussion Forum</b></a> | </p> [![Build..."},"evidence_pages":[{"url":"https://github.com/meituan-longcat/flashinfer","final_url":"https://github.com/meituan-longcat/flashinfer","title":"meituan-longcat/flashinfer repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:43:15.844372+00:00","bytes":31191,"raw_path":"d9a61785e101218ff29b795fa71d85fb265647b8d909cd3df9fa69799946ee24.json","content_hash":"4a4ca4aada017cb697bc0927fd88811f4ef2cb0ebeb0672682aac85f025dc91d","excerpt_chars":1200,"truncated":true,"excerpt":"meituan-longcat/flashinfer Description: FlashInfer: Kernel Library for LLM Serving License: Apache-2.0 Stars: 0 Forks: 0 Open issues: 0 Created: 2026-02-05T08:45:48Z Pushed: 2026-02-05T08:51:03Z Default branch: main Fork: yes Parent repository: flashinfer-ai/flashinfer Archived: no README: <p align=\"center\"> <picture> <source media=\"(prefers-color-scheme: dark)\" srcset=\"https://github.com/flashinfer-ai/web-data/blob/main/logo/FlashInfer-black-background.png?raw=true\"> <img alt=\"FlashInfer\" src=\"https://github.com/flashinfer-ai/web-data/blob/main/logo/FlashInfer-white-background.png?raw=true\" width=55%> </picture> </p> <h1 align=\"center\"> High-Performance GPU Kernels for Inference </h1> <p align=\"center\"> | <a href=\"https://docs.flashinfer.ai\"><b>Documentation</b></a> | <a href=\"https://github.com/flashinfer-ai/flashinfer/releases/latest\"><b>Latest Release</b></a> | <a href=\"https://flashinfer.ai\"><b>Blog</b></a> | <a href=\"https://join.slack.com/t/flashinfer/shared_invite/zt-379wct3hc-D5jR~1ZKQcU00WHsXhgvtA\"><b>Slack</b></a> | <a href=\"https://github.com/orgs/flashinfer-ai/discussions\"><b>Discussion Forum</b></a> | </p> [![Build..."}],"related_signals":[{"id":"f2253f86-6907-4649-b300-f9f43d6c9647","url":"https://onlylabs.fyi/signals/f2253f86-6907-4649-b300-f9f43d6c9647","source_url":"https://github.com/meituan-longcat/mscclpp","title":"meituan-longcat/mscclpp","context":"forked from microsoft/mscclpp","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-02-06T04:12:47+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"7ee1e43f-7f20-4ab5-803a-f2eb0d505c2b","url":"https://onlylabs.fyi/signals/7ee1e43f-7f20-4ab5-803a-f2eb0d505c2b","source_url":"https://github.com/meituan-longcat/fast-hadamard-transform","title":"meituan-longcat/fast-hadamard-transform","context":"forked from Dao-AILab/fast-hadamard-transform","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-02-05T09:02:14+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"a3858646-3e64-4e48-9b10-d3064afdfa92","url":"https://onlylabs.fyi/signals/a3858646-3e64-4e48-9b10-d3064afdfa92","source_url":"https://github.com/meituan-longcat/DeepGEMM","title":"meituan-longcat/DeepGEMM","context":"forked from deepseek-ai/DeepGEMM","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-02-05T08:56:52+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"ce9be3df-48d0-4b48-ab57-83ccced2baba","url":"https://onlylabs.fyi/signals/ce9be3df-48d0-4b48-ab57-83ccced2baba","source_url":"https://github.com/meituan-longcat/DeepEP","title":"meituan-longcat/DeepEP","context":"forked from deepseek-ai/DeepEP","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-02-05T08:52:08+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"},{"id":"8b2605a4-2dd5-48da-92a4-ab2b33e3ce28","url":"https://onlylabs.fyi/signals/8b2605a4-2dd5-48da-92a4-ab2b33e3ce28","source_url":"https://github.com/meituan-longcat/FlashMLA","title":"meituan-longcat/FlashMLA","context":"forked from deepseek-ai/FlashMLA","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"meituan","name":"Meituan (LongCat)","category":"neolab"},"occurred_at":"2026-02-05T08:02:14+00:00","first_seen_at":"2026-06-05T20:58:48.478227+00:00","date_source":"source"}]}