{"schema_version":"onlylabs.public_signal.v1","title":"AI21 Labs Repo: AI21Labs/factor","description":"AI21 Labs repo signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246","json_url":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246/signal.json","generated_at":"2026-06-11T04:19:59.858372+00:00","org":{"slug":"ai21","name":"AI21 Labs","category":"neolab","category_label":"Neolab","dossier_url":"https://onlylabs.fyi/labs/ai21","dossier_json_url":"https://onlylabs.fyi/labs/ai21/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246","signal_json":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246/signal.json","source":"https://github.com/AI21Labs/factor","lab_dossier":"https://onlylabs.fyi/labs/ai21","lab_dossier_json":"https://onlylabs.fyi/labs/ai21/dossier.json","analysis":"https://onlylabs.fyi/analysis/ai21","analysis_json":"https://onlylabs.fyi/analysis/ai21/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/ai21/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":"AI21 Labs published AI21Labs/factor (Python). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo AI21Labs/factor · language Python. onlylabs links this event to 1 captured evidence page and 6 related repo signals.","signal_desk":"repos","source_context":{"source_url":"https://github.com/AI21Labs/factor","source_host":"github.com","occurred_at":"2023-07-13T12:15:34+00:00","first_seen_at":"2026-06-05T20:58:44.654825+00:00","date_source":"source","context":"Python"},"context_markers":[{"label":"Lab","value":"AI21 Labs","source":"signal"},{"label":"Signal desk","value":"repos","source":"signal"},{"label":"Source host","value":"github.com","source":"source"},{"label":"Repository","value":"AI21Labs/factor","source":"source"},{"label":"Language","value":"Python","source":"source"},{"label":"Stars","value":"53","source":"traction"},{"label":"Watch term","value":"Eval methodology","source":"evidence"},{"label":"Watch term","value":"Data pipeline","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/AI21Labs/factor"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T04:19:59.858372+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246/signal.json","dossier_json":"https://onlylabs.fyi/labs/ai21/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/ai21/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/ai21/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/0951a0ce-c4b5-4fee-bef1-30836ae14246/signal.json","required":true},{"label":"source","url":"https://github.com/AI21Labs/factor","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/ai21/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/ai21/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 AI21 Labs's repo signal \"AI21Labs/factor\" for neolab strategy."},"semantic_triples":[{"subject":"AI21 Labs","predicate":"published repo","object":"AI21Labs/factor","text":"AI21 Labs published repo AI21Labs/factor."},{"subject":"AI21Labs/factor","predicate":"is classified as","object":"repo signal","text":"AI21Labs/factor is classified as repo signal."},{"subject":"AI21Labs/factor","predicate":"belongs to","object":"repos desk","text":"AI21Labs/factor belongs to repos desk."},{"subject":"AI21Labs/factor","predicate":"has context","object":"Python","text":"AI21Labs/factor has context Python."},{"subject":"AI21Labs/factor","predicate":"has evidence coverage","object":"1 captured evidence page","text":"AI21Labs/factor has evidence coverage 1 captured evidence page."},{"subject":"AI21Labs/factor","predicate":"has captured page count","object":"1","text":"AI21Labs/factor has captured page count 1."},{"subject":"AI21Labs/factor","predicate":"has readable page count","object":"1","text":"AI21Labs/factor has readable page count 1."},{"subject":"AI21Labs/factor","predicate":"has related signal count","object":"6","text":"AI21Labs/factor has related signal count 6."},{"subject":"AI21Labs/factor","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":"AI21Labs/factor 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":"AI21Labs/factor","predicate":"has source host","object":"github.com","text":"AI21Labs/factor has source host github.com."},{"subject":"AI21Labs/factor","predicate":"has lab","object":"AI21 Labs","text":"AI21Labs/factor has lab AI21 Labs."},{"subject":"AI21Labs/factor","predicate":"has signal desk","object":"repos","text":"AI21Labs/factor has signal desk repos."},{"subject":"AI21Labs/factor","predicate":"has source host","object":"github.com","text":"AI21Labs/factor has source host github.com."},{"subject":"AI21Labs/factor","predicate":"has repository","object":"AI21Labs/factor","text":"AI21Labs/factor has repository AI21Labs/factor."},{"subject":"AI21Labs/factor","predicate":"has language","object":"Python","text":"AI21Labs/factor has language Python."},{"subject":"AI21Labs/factor","predicate":"has stars","object":"53","text":"AI21Labs/factor has stars 53."},{"subject":"AI21Labs/factor","predicate":"has watch term","object":"Eval methodology","text":"AI21Labs/factor has watch term Eval methodology."},{"subject":"AI21Labs/factor","predicate":"has watch term","object":"Data pipeline","text":"AI21Labs/factor has watch term Data pipeline."}]},"intelligence":{"signal_desk":"repos","answer":"AI21 Labs published AI21Labs/factor (Python). This repository signal exposes tooling, eval, infrastructure, or model-adjacent work before it may appear in a launch post. High-signal details: repo AI21Labs/factor · language Python. onlylabs links this event to 1 captured evidence page and 6 related repo signals.","semantic_triples":[{"subject":"AI21 Labs","predicate":"published repo","object":"AI21Labs/factor","text":"AI21 Labs published repo AI21Labs/factor."},{"subject":"AI21Labs/factor","predicate":"is classified as","object":"repo signal","text":"AI21Labs/factor is classified as repo signal."},{"subject":"AI21Labs/factor","predicate":"belongs to","object":"repos desk","text":"AI21Labs/factor belongs to repos desk."},{"subject":"AI21Labs/factor","predicate":"has context","object":"Python","text":"AI21Labs/factor has context Python."},{"subject":"AI21Labs/factor","predicate":"has evidence coverage","object":"1 captured evidence page","text":"AI21Labs/factor has evidence coverage 1 captured evidence page."}]},"signal":{"id":"0951a0ce-c4b5-4fee-bef1-30836ae14246","url":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246","json_url":"https://onlylabs.fyi/signals/0951a0ce-c4b5-4fee-bef1-30836ae14246/signal.json","source_url":"https://github.com/AI21Labs/factor","title":"AI21Labs/factor","summary":"AI21 Labs 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":"ai21","name":"AI21 Labs","category":"neolab"},"occurred_at":"2023-07-13T12:15:34+00:00","first_seen_at":"2026-06-05T20:58:44.654825+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/AI21Labs/factor"]},"facets":{"repo":"AI21Labs/factor","language":"Python"},"traction":{"github_stars":53,"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/AI21Labs/factor","final_url":"https://github.com/AI21Labs/factor","title":"AI21Labs/factor repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T04:19:59.858372+00:00","bytes":9917,"raw_path":"8ab17724fe4332477fe24e02b76a08dae3e79e1882f8c47ece120a78104fe900.json","content_hash":"1782819ce1db4785cb16630f11fe083f1640ca1d72d9055e874f6033a86235b8","excerpt_chars":1200,"truncated":true,"excerpt":"AI21Labs/factor Description: Code and data for the FACTOR paper Language: Python License: MIT Stars: 53 Forks: 6 Open issues: 6 Created: 2023-07-13T12:15:34Z Pushed: 2023-11-15T08:11:30Z Default branch: main Fork: no Archived: yes README: FACTOR This repo contains data from [AI21 Labs](https://www.ai21.com/)' paper [Generating Benchmarks for Factuality Evaluation of Language Models](https://arxiv.org/abs/2307.06908). Data We include the following FACTOR benchmarks for evaluating factuality of language models: * WIKI-FACTOR: Based on the Wikipedia section of [The Pile’s](https://github.com/EleutherAI/the-pile)) validation split. The dataset consists of 2994 examples. * NEWS-FACTOR: Based on Reuters articles extracted from [The RefinedWeb Dataset](https://arxiv.org/abs/2306.01116). The dataset consists of 1036 examples. * EXPERT-FACTOR: Based on the validation and test splits of [ExpertQA](https://arxiv.org/abs/2309.07852), a long-from question answering dataset. The benchmark consists of 236 examples. Evaluation Setup To install the required libraries in our repo, run: ```bash pip install -r requirements.txt ``` To have a Pytorch version specific to your CUDA,..."},"evidence_pages":[{"url":"https://github.com/AI21Labs/factor","final_url":"https://github.com/AI21Labs/factor","title":"AI21Labs/factor repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T04:19:59.858372+00:00","bytes":9917,"raw_path":"8ab17724fe4332477fe24e02b76a08dae3e79e1882f8c47ece120a78104fe900.json","content_hash":"1782819ce1db4785cb16630f11fe083f1640ca1d72d9055e874f6033a86235b8","excerpt_chars":1200,"truncated":true,"excerpt":"AI21Labs/factor Description: Code and data for the FACTOR paper Language: Python License: MIT Stars: 53 Forks: 6 Open issues: 6 Created: 2023-07-13T12:15:34Z Pushed: 2023-11-15T08:11:30Z Default branch: main Fork: no Archived: yes README: FACTOR This repo contains data from [AI21 Labs](https://www.ai21.com/)' paper [Generating Benchmarks for Factuality Evaluation of Language Models](https://arxiv.org/abs/2307.06908). Data We include the following FACTOR benchmarks for evaluating factuality of language models: * WIKI-FACTOR: Based on the Wikipedia section of [The Pile’s](https://github.com/EleutherAI/the-pile)) validation split. The dataset consists of 2994 examples. * NEWS-FACTOR: Based on Reuters articles extracted from [The RefinedWeb Dataset](https://arxiv.org/abs/2306.01116). The dataset consists of 1036 examples. * EXPERT-FACTOR: Based on the validation and test splits of [ExpertQA](https://arxiv.org/abs/2309.07852), a long-from question answering dataset. The benchmark consists of 236 examples. 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