{"schema_version":"onlylabs.public_signal.v1","title":"Reka AI Fork: reka-ai/langchain","description":"Reka AI fork signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9","json_url":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9/signal.json","generated_at":"2026-06-11T03:02:02.382157+00:00","org":{"slug":"reka","name":"Reka AI","category":"neolab","category_label":"Neolab","dossier_url":"https://onlylabs.fyi/labs/reka","dossier_json_url":"https://onlylabs.fyi/labs/reka/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9","signal_json":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9/signal.json","source":"https://github.com/reka-ai/langchain","lab_dossier":"https://onlylabs.fyi/labs/reka","lab_dossier_json":"https://onlylabs.fyi/labs/reka/dossier.json","analysis":"https://onlylabs.fyi/analysis/reka","analysis_json":"https://onlylabs.fyi/analysis/reka/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/reka/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":"Reka AI forked reka-ai/langchain (forked from langchain-ai/langchain). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo reka-ai/langchain · parent langchain-ai/langchain · routine fork, minimal traction. onlylabs links this event to 1 captured evidence page and 6 related fork signals.","signal_desk":"forks","source_context":{"source_url":"https://github.com/reka-ai/langchain","source_host":"github.com","occurred_at":"2024-08-30T23:21:24+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source","context":"forked from langchain-ai/langchain"},"context_markers":[{"label":"Lab","value":"Reka AI","source":"signal"},{"label":"Signal desk","value":"forks","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"reka-ai/langchain","source":"source"},{"label":"Parent","value":"langchain-ai/langchain","source":"source"},{"label":"Stars","value":"1","source":"traction"},{"label":"Notability","value":"routine fork, minimal traction","source":"signal"},{"label":"Watch term","value":"Data pipeline","source":"evidence"},{"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/reka-ai/langchain"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T03:02:02.382157+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9/signal.json","dossier_json":"https://onlylabs.fyi/labs/reka/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/reka/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/reka/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 6 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/35a2008b-af41-4b23-8814-4a453bd79db9/signal.json","required":true},{"label":"source","url":"https://github.com/reka-ai/langchain","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/reka/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/reka/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 Reka AI's fork signal \"reka-ai/langchain\" for neolab strategy."},"semantic_triples":[{"subject":"Reka AI","predicate":"forked","object":"reka-ai/langchain","text":"Reka AI forked reka-ai/langchain."},{"subject":"reka-ai/langchain","predicate":"is classified as","object":"fork signal","text":"reka-ai/langchain is classified as fork signal."},{"subject":"reka-ai/langchain","predicate":"belongs to","object":"forks desk","text":"reka-ai/langchain belongs to forks desk."},{"subject":"reka-ai/langchain","predicate":"has context","object":"forked from langchain-ai/langchain","text":"reka-ai/langchain has context forked from langchain-ai/langchain."},{"subject":"reka-ai/langchain","predicate":"has evidence coverage","object":"1 captured evidence page","text":"reka-ai/langchain has evidence coverage 1 captured evidence page."},{"subject":"reka-ai/langchain","predicate":"has captured page count","object":"1","text":"reka-ai/langchain has captured page count 1."},{"subject":"reka-ai/langchain","predicate":"has readable page count","object":"1","text":"reka-ai/langchain has readable page count 1."},{"subject":"reka-ai/langchain","predicate":"has related signal count","object":"6","text":"reka-ai/langchain has related signal count 6."},{"subject":"reka-ai/langchain","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":"reka-ai/langchain 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":"reka-ai/langchain","predicate":"has source host","object":"github.com","text":"reka-ai/langchain has source host github.com."},{"subject":"reka-ai/langchain","predicate":"has lab","object":"Reka AI","text":"reka-ai/langchain has lab Reka AI."},{"subject":"reka-ai/langchain","predicate":"has signal desk","object":"forks","text":"reka-ai/langchain has signal desk forks."},{"subject":"reka-ai/langchain","predicate":"has source host","object":"github.com","text":"reka-ai/langchain has source host github.com."},{"subject":"reka-ai/langchain","predicate":"has repository","object":"reka-ai/langchain","text":"reka-ai/langchain has repository reka-ai/langchain."},{"subject":"reka-ai/langchain","predicate":"has parent","object":"langchain-ai/langchain","text":"reka-ai/langchain has parent langchain-ai/langchain."},{"subject":"reka-ai/langchain","predicate":"has stars","object":"1","text":"reka-ai/langchain has stars 1."},{"subject":"reka-ai/langchain","predicate":"has notability","object":"routine fork, minimal traction","text":"reka-ai/langchain has notability routine fork, minimal traction."},{"subject":"reka-ai/langchain","predicate":"has watch term","object":"Data pipeline","text":"reka-ai/langchain has watch term Data pipeline."}]},"intelligence":{"signal_desk":"forks","answer":"Reka AI forked reka-ai/langchain (forked from langchain-ai/langchain). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo reka-ai/langchain · parent langchain-ai/langchain · routine fork, minimal traction. onlylabs links this event to 1 captured evidence page and 6 related fork signals.","semantic_triples":[{"subject":"Reka AI","predicate":"forked","object":"reka-ai/langchain","text":"Reka AI forked reka-ai/langchain."},{"subject":"reka-ai/langchain","predicate":"is classified as","object":"fork signal","text":"reka-ai/langchain is classified as fork signal."},{"subject":"reka-ai/langchain","predicate":"belongs to","object":"forks desk","text":"reka-ai/langchain belongs to forks desk."},{"subject":"reka-ai/langchain","predicate":"has context","object":"forked from langchain-ai/langchain","text":"reka-ai/langchain has context forked from langchain-ai/langchain."},{"subject":"reka-ai/langchain","predicate":"has evidence coverage","object":"1 captured evidence page","text":"reka-ai/langchain has evidence coverage 1 captured evidence page."}]},"signal":{"id":"35a2008b-af41-4b23-8814-4a453bd79db9","url":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9","json_url":"https://onlylabs.fyi/signals/35a2008b-af41-4b23-8814-4a453bd79db9/signal.json","source_url":"https://github.com/reka-ai/langchain","title":"reka-ai/langchain","summary":"Reka AI forked upstream code. onlylabs watches forks for tooling, infrastructure, research dependencies, and product-adjacent work.","context":"forked from langchain-ai/langchain","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2024-08-30T23:21:24+00:00","first_seen_at":"2026-06-05T22:32:22.156489+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/reka-ai/langchain"]},"facets":{"repo":"reka-ai/langchain","parent":"langchain-ai/langchain"},"traction":{"github_stars":1,"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/reka-ai/langchain","final_url":"https://github.com/reka-ai/langchain","title":"reka-ai/langchain repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T03:02:02.382157+00:00","bytes":31132,"raw_path":"920ace893e1db434e517799c395254140e42f563d231cc792f2e6e86f514542c.json","content_hash":"c6c60e6f3aca1a2e38f1a2b14b2b14e6ea328e5b5390a9e73768605a0f1cd585","excerpt_chars":1200,"truncated":true,"excerpt":"reka-ai/langchain Description: 🦜🔗 Build context-aware reasoning applications Language: Jupyter Notebook License: MIT Stars: 1 Forks: 0 Open issues: 0 Created: 2024-08-30T23:21:24Z Pushed: 2024-10-10T23:46:04Z Default branch: master Fork: yes Parent repository: langchain-ai/langchain Archived: no README: 🦜️🔗 LangChain ⚡ Build context-aware reasoning applications ⚡ [![Release Notes](https://img.shields.io/github/release/langchain-ai/langchain?style=flat-square)](https://github.com/langchain-ai/langchain/releases) [![CI](https://github.com/langchain-ai/langchain/actions/workflows/check_diffs.yml/badge.svg)](https://github.com/langchain-ai/langchain/actions/workflows/check_diffs.yml) [![PyPI - License](https://img.shields.io/pypi/l/langchain-core?style=flat-square)](https://opensource.org/licenses/MIT) [![PyPI - Downloads](https://img.shields.io/pypi/dm/langchain-core?style=flat-square)](https://pypistats.org/packages/langchain-core) [![GitHub star chart](https://img.shields.io/github/stars/langchain-ai/langchain?style=flat-square)](https://star-history.com/#langchain-ai/langchain) [![Open..."},"evidence_pages":[{"url":"https://github.com/reka-ai/langchain","final_url":"https://github.com/reka-ai/langchain","title":"reka-ai/langchain repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T03:02:02.382157+00:00","bytes":31132,"raw_path":"920ace893e1db434e517799c395254140e42f563d231cc792f2e6e86f514542c.json","content_hash":"c6c60e6f3aca1a2e38f1a2b14b2b14e6ea328e5b5390a9e73768605a0f1cd585","excerpt_chars":1200,"truncated":true,"excerpt":"reka-ai/langchain Description: 🦜🔗 Build context-aware reasoning applications Language: Jupyter Notebook License: MIT Stars: 1 Forks: 0 Open issues: 0 Created: 2024-08-30T23:21:24Z Pushed: 2024-10-10T23:46:04Z Default branch: master Fork: yes Parent repository: langchain-ai/langchain Archived: no README: 🦜️🔗 LangChain ⚡ Build context-aware reasoning applications ⚡ [![Release Notes](https://img.shields.io/github/release/langchain-ai/langchain?style=flat-square)](https://github.com/langchain-ai/langchain/releases) [![CI](https://github.com/langchain-ai/langchain/actions/workflows/check_diffs.yml/badge.svg)](https://github.com/langchain-ai/langchain/actions/workflows/check_diffs.yml) [![PyPI - License](https://img.shields.io/pypi/l/langchain-core?style=flat-square)](https://opensource.org/licenses/MIT) [![PyPI - Downloads](https://img.shields.io/pypi/dm/langchain-core?style=flat-square)](https://pypistats.org/packages/langchain-core) [![GitHub star chart](https://img.shields.io/github/stars/langchain-ai/langchain?style=flat-square)](https://star-history.com/#langchain-ai/langchain) [![Open..."}],"related_signals":[{"id":"980d4f92-40fb-4d91-a70d-a08a946eff2b","url":"https://onlylabs.fyi/signals/980d4f92-40fb-4d91-a70d-a08a946eff2b","source_url":"https://github.com/reka-ai/insert-anything","title":"reka-ai/insert-anything","context":"forked from song-wensong/insert-anything","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2025-08-04T03:15:55+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source"},{"id":"5c1a16d4-6d6c-4ee1-bccc-019bd9a24eef","url":"https://onlylabs.fyi/signals/5c1a16d4-6d6c-4ee1-bccc-019bd9a24eef","source_url":"https://github.com/reka-ai/TAPIP3D","title":"reka-ai/TAPIP3D","context":"forked from zbw001/TAPIP3D","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2025-06-25T17:34:14+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source"},{"id":"3f1bf9a0-553c-4216-bc22-5a2ae2d46eaa","url":"https://onlylabs.fyi/signals/3f1bf9a0-553c-4216-bc22-5a2ae2d46eaa","source_url":"https://github.com/reka-ai/Video-Depth-Anything","title":"reka-ai/Video-Depth-Anything","context":"forked from DepthAnything/Video-Depth-Anything","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2025-06-13T04:58:01+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source"},{"id":"1ac96e01-18d0-4df6-b1d9-6bdd043f36fb","url":"https://onlylabs.fyi/signals/1ac96e01-18d0-4df6-b1d9-6bdd043f36fb","source_url":"https://github.com/reka-ai/diffusers","title":"reka-ai/diffusers","context":"forked from huggingface/diffusers","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2024-12-10T19:38:04+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source"},{"id":"b6125843-031d-4b03-b90b-c4d32d2c0463","url":"https://onlylabs.fyi/signals/b6125843-031d-4b03-b90b-c4d32d2c0463","source_url":"https://github.com/reka-ai/Archon","title":"reka-ai/Archon","context":"forked from ScalingIntelligence/Archon","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2024-10-08T19:57:05+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source"},{"id":"9bc6e5fb-5135-4aed-8b29-84bfc80e3ca9","url":"https://onlylabs.fyi/signals/9bc6e5fb-5135-4aed-8b29-84bfc80e3ca9","source_url":"https://github.com/reka-ai/llama_index","title":"reka-ai/llama_index","context":"forked from run-llama/llama_index","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"reka","name":"Reka AI","category":"neolab"},"occurred_at":"2024-08-28T22:12:07+00:00","first_seen_at":"2026-06-05T22:32:22.156489+00:00","date_source":"source"}]}