{"schema_version":"onlylabs.public_signal.v1","title":"Arcee AI Model: arcee-ai/AFM-4.5B-Base","description":"Arcee AI model signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85","json_url":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85/signal.json","generated_at":"2026-06-11T02:50:38.273888+00:00","org":{"slug":"arcee","name":"Arcee AI","category":"neolab","category_label":"Neolab","dossier_url":"https://onlylabs.fyi/labs/arcee","dossier_json_url":"https://onlylabs.fyi/labs/arcee/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85","signal_json":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85/signal.json","source":"https://huggingface.co/arcee-ai/AFM-4.5B-Base","lab_dossier":"https://onlylabs.fyi/labs/arcee","lab_dossier_json":"https://onlylabs.fyi/labs/arcee/dossier.json","analysis":"https://onlylabs.fyi/analysis/arcee","analysis_json":"https://onlylabs.fyi/analysis/arcee/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/arcee/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/releases","topic_signals_json":"https://onlylabs.fyi/topics/releases/signals.json?category=neolab","topic_feed":"https://onlylabs.fyi/topics/releases/feed.xml?category=neolab","data_business":null},"answer_pack":{"answer":"Arcee AI published arcee-ai/AFM-4.5B-Base. This model signal is evidence of what shipped on model infrastructure and how the release is positioned. High-signal details: license apache-2.0 · 29.6K HF downloads · Notable model release with solid HF downloads, not top-tier but substantive.. onlylabs links this event to 1 captured evidence page and 6 related model signals.","signal_desk":"releases","source_context":{"source_url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base","source_host":"huggingface.co","occurred_at":"2025-07-29T15:01:10+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source","context":null},"context_markers":[{"label":"Lab","value":"Arcee AI","source":"signal"},{"label":"Signal desk","value":"releases","source":"signal"},{"label":"Source host","value":"huggingface.co","source":"source"},{"label":"Task","value":"text-generation","source":"model"},{"label":"License","value":"apache-2.0","source":"model"},{"label":"Library","value":"transformers","source":"model"},{"label":"Params","value":"4.6B","source":"model"},{"label":"Downloads","value":"29.6K","source":"traction"},{"label":"Likes","value":"34","source":"traction"},{"label":"Notability","value":"Notable model release with solid HF downloads, not top-tier but substantive.","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":"Infrastructure","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://huggingface.co/arcee-ai/AFM-4.5B-Base/raw/main/README.md"],"related_signals":6,"has_source_url":true,"latest_page_fetched_at":"2026-06-11T02:50:38.273888+00:00"},"data_business":{"matches":false,"lanes":[],"matched_terms":[],"score":null,"reason":null},"agent_handoff":{"signal_json":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85/signal.json","dossier_json":"https://onlylabs.fyi/labs/arcee/dossier.json","analysis_json":"https://onlylabs.fyi/analysis/arcee/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/arcee/evidence.json","topic_signals_json":"https://onlylabs.fyi/topics/releases/signals.json?category=neolab","topic_feed":"https://onlylabs.fyi/topics/releases/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 model cards, repository releases, and launch artifacts into a current view of what shipped and what changed.","evidence_focus":["model card","release note","version or tag","pipeline tag","license","downloads, likes, stars, and linked papers"],"extraction_questions":["What actually shipped, and through which public artifact?","Which releases include inspectable model, repo, paper, or package evidence?","Which launches create new eval, data, infra, or deployment needs?","Which shipped signals are missing captured page context?"],"signal_questions":["What shipped in this model artifact, and what evidence describes its capability, license, or traction?","What actually shipped, and through which public artifact?","Which releases include inspectable model, repo, paper, or package evidence?","Do the 6 related model signals show a repeated pattern?"],"output_fields":["org","release_type","artifact","traction","evidence_url"],"data_business_relevance":"Data-business lane extraction is scoped to frontier labs; 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This model signal is evidence of what shipped on model infrastructure and how the release is positioned. High-signal details: license apache-2.0 · 29.6K HF downloads · Notable model release with solid HF downloads, not top-tier but substantive.. onlylabs links this event to 1 captured evidence page and 6 related model signals.","semantic_triples":[{"subject":"Arcee AI","predicate":"published model","object":"arcee-ai/AFM-4.5B-Base","text":"Arcee AI published model arcee-ai/AFM-4.5B-Base."},{"subject":"arcee-ai/AFM-4.5B-Base","predicate":"is classified as","object":"model signal","text":"arcee-ai/AFM-4.5B-Base is classified as model signal."},{"subject":"arcee-ai/AFM-4.5B-Base","predicate":"belongs to","object":"releases desk","text":"arcee-ai/AFM-4.5B-Base belongs to releases desk."},{"subject":"arcee-ai/AFM-4.5B-Base","predicate":"has evidence coverage","object":"1 captured evidence page","text":"arcee-ai/AFM-4.5B-Base has evidence coverage 1 captured evidence page."}]},"signal":{"id":"2e6a8619-e906-45af-8cac-a777dee82a85","url":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85","json_url":"https://onlylabs.fyi/signals/2e6a8619-e906-45af-8cac-a777dee82a85/signal.json","source_url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base","title":"arcee-ai/AFM-4.5B-Base","summary":"Arcee AI published a model signal. onlylabs watches model cards, launch context, and traction.","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2025-07-29T15:01:10+00:00","first_seen_at":"2026-06-06T01:50:05.756622+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://huggingface.co/arcee-ai/AFM-4.5B-Base/raw/main/README.md"]},"facets":{"pipeline_tag":"text-generation","license":"apache-2.0"},"traction":{"github_stars":null,"hn_points":null,"hn_comments":null,"hn_story_id":null,"hf_downloads":29647,"hf_likes":34},"data_radar":null},"primary_evidence_page":{"url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base/raw/main/README.md","final_url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base/raw/main/README.md","title":"arcee-ai/AFM-4.5B-Base model card","http_status":200,"content_type":"text/plain; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T02:50:38.273888+00:00","bytes":3800,"raw_path":"a50547d4d4156f8da95a059877765e7ef57225b202c2abaf71d771eb57eb6d2a.md","content_hash":"c60973fbc789e9c122e8d41cfd5a91eda6fe8beb47fff0c9ec373d8a745935f7","excerpt_chars":1200,"truncated":true,"excerpt":"--- license: apache-2.0 language: - en - es - fr - de - it - pt - ru - ar - hi - ko - zh library_name: transformers extra_gated_prompt: Company name is optional, please put NA if you would prefer not to share it. --- <div align=\"center\"> <picture> <img src=\"https://cdn-uploads.huggingface.co/production/uploads/6435718aaaef013d1aec3b8b/Lj9YVLIKKdImV_jID0A1g.png\" width=\"25%\" alt=\"Arcee AFM 4.5B\"> </picture> </div> AFM-4.5B-Base **AFM-4.5B-Base** is a 4.5 billion parameter instruction-tuned model developed by Arcee.ai, designed for enterprise-grade performance across diverse deployment environments from cloud to edge. The base model was trained on a dataset of 8 trillion tokens, comprising 6.5 trillion tokens of general pretraining data followed by 1.5 trillion tokens of midtraining data with enhanced focus on mathematical reasoning and code generation. Following pretraining, the model underwent supervised fine-tuning on high-quality instruction datasets. The instruction-tuned model was further refined through reinforcement learning on verifiable rewards as well as for human preference. We use a modified version of [TorchTitan](https://arxiv.org/abs/2410.06511) for pretraining,..."},"evidence_pages":[{"url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base/raw/main/README.md","final_url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base/raw/main/README.md","title":"arcee-ai/AFM-4.5B-Base model card","http_status":200,"content_type":"text/plain; charset=utf-8","capture_method":"plain","fetched_at":"2026-06-11T02:50:38.273888+00:00","bytes":3800,"raw_path":"a50547d4d4156f8da95a059877765e7ef57225b202c2abaf71d771eb57eb6d2a.md","content_hash":"c60973fbc789e9c122e8d41cfd5a91eda6fe8beb47fff0c9ec373d8a745935f7","excerpt_chars":1200,"truncated":true,"excerpt":"--- license: apache-2.0 language: - en - es - fr - de - it - pt - ru - ar - hi - ko - zh library_name: transformers extra_gated_prompt: Company name is optional, please put NA if you would prefer not to share it. --- <div align=\"center\"> <picture> <img src=\"https://cdn-uploads.huggingface.co/production/uploads/6435718aaaef013d1aec3b8b/Lj9YVLIKKdImV_jID0A1g.png\" width=\"25%\" alt=\"Arcee AFM 4.5B\"> </picture> </div> AFM-4.5B-Base **AFM-4.5B-Base** is a 4.5 billion parameter instruction-tuned model developed by Arcee.ai, designed for enterprise-grade performance across diverse deployment environments from cloud to edge. The base model was trained on a dataset of 8 trillion tokens, comprising 6.5 trillion tokens of general pretraining data followed by 1.5 trillion tokens of midtraining data with enhanced focus on mathematical reasoning and code generation. Following pretraining, the model underwent supervised fine-tuning on high-quality instruction datasets. The instruction-tuned model was further refined through reinforcement learning on verifiable rewards as well as for human preference. We use a modified version of [TorchTitan](https://arxiv.org/abs/2410.06511) for pretraining,..."}],"related_signals":[{"id":"429af5af-ee30-4a25-874a-139c404e5dec","url":"https://onlylabs.fyi/signals/429af5af-ee30-4a25-874a-139c404e5dec","source_url":"https://huggingface.co/arcee-ai/Trinity-Large-Thinking","title":"arcee-ai/Trinity-Large-Thinking","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2026-04-01T03:35:06+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source"},{"id":"b357f482-7717-4ab4-ae03-f146b4efef08","url":"https://onlylabs.fyi/signals/b357f482-7717-4ab4-ae03-f146b4efef08","source_url":"https://huggingface.co/arcee-ai/Trinity-Large-Preview","title":"arcee-ai/Trinity-Large-Preview","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2026-01-27T14:52:00+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source"},{"id":"d077f164-5763-41f9-925d-f7baa485ef29","url":"https://onlylabs.fyi/signals/d077f164-5763-41f9-925d-f7baa485ef29","source_url":"https://huggingface.co/arcee-ai/Trinity-Large-Base","title":"arcee-ai/Trinity-Large-Base","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2026-01-27T11:31:37+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source"},{"id":"a4e0c878-5f8b-40c6-9f98-4ee804203235","url":"https://onlylabs.fyi/signals/a4e0c878-5f8b-40c6-9f98-4ee804203235","source_url":"https://huggingface.co/arcee-ai/Trinity-Large-TrueBase","title":"arcee-ai/Trinity-Large-TrueBase","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2026-01-27T10:15:24+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source"},{"id":"b8d9abb6-e894-46ef-9a30-93ce6bcf43fc","url":"https://onlylabs.fyi/signals/b8d9abb6-e894-46ef-9a30-93ce6bcf43fc","source_url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base-KDA-NoPE","title":"arcee-ai/AFM-4.5B-Base-KDA-NoPE","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2025-12-14T21:35:17+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source"},{"id":"854622d8-0334-40e4-8706-9c1a05e69792","url":"https://onlylabs.fyi/signals/854622d8-0334-40e4-8706-9c1a05e69792","source_url":"https://huggingface.co/arcee-ai/AFM-4.5B-Base-KDA-Only","title":"arcee-ai/AFM-4.5B-Base-KDA-Only","context":null,"kind":{"key":"model_released","label":"Model"},"org":{"slug":"arcee","name":"Arcee AI","category":"neolab"},"occurred_at":"2025-12-14T21:35:04+00:00","first_seen_at":"2026-06-06T01:50:05.756622+00:00","date_source":"source"}]}