{"schema_version":"onlylabs.public_signal.v1","title":"CoreWeave Fork: coreweave/nccl-tests-json","description":"CoreWeave fork signal with public source context, captured evidence pages, related signals, and category-scoped analysis context.","url":"https://onlylabs.fyi/signals/cb81de4c-6088-4b36-a473-5796f8a5c7f1","json_url":"https://onlylabs.fyi/signals/cb81de4c-6088-4b36-a473-5796f8a5c7f1/signal.json","generated_at":"2026-06-11T02:43:31.869089+00:00","org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud","category_label":"Neocloud","dossier_url":"https://onlylabs.fyi/labs/coreweave","dossier_json_url":"https://onlylabs.fyi/labs/coreweave/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/cb81de4c-6088-4b36-a473-5796f8a5c7f1","signal_json":"https://onlylabs.fyi/signals/cb81de4c-6088-4b36-a473-5796f8a5c7f1/signal.json","source":"https://github.com/coreweave/nccl-tests-json","lab_dossier":"https://onlylabs.fyi/labs/coreweave","lab_dossier_json":"https://onlylabs.fyi/labs/coreweave/dossier.json","analysis":"https://onlylabs.fyi/analysis/coreweave","analysis_json":"https://onlylabs.fyi/analysis/coreweave/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/coreweave/evidence.json","category":"https://onlylabs.fyi/neoclouds","category_json":"https://onlylabs.fyi/neoclouds.json","category_feed":"https://onlylabs.fyi/neoclouds/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json?category=neocloud","topic":"https://onlylabs.fyi/topics/forks","topic_signals_json":"https://onlylabs.fyi/topics/forks/signals.json?category=neocloud","topic_feed":"https://onlylabs.fyi/topics/forks/feed.xml?category=neocloud","data_business":null},"answer_pack":{"answer":"CoreWeave forked coreweave/nccl-tests-json (forked from NVIDIA/nccl-tests). This fork signal points to upstream code the lab may be inspecting, patching, or building on. 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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/cb81de4c-6088-4b36-a473-5796f8a5c7f1/signal.json","required":true},{"label":"source","url":"https://github.com/coreweave/nccl-tests-json","required":true},{"label":"dossier_json","url":"https://onlylabs.fyi/labs/coreweave/dossier.json","required":true},{"label":"analysis_evidence_json","url":"https://onlylabs.fyi/analysis/coreweave/evidence.json","required":true},{"label":"topic_signals_json","url":"https://onlylabs.fyi/topics/forks/signals.json?category=neocloud","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 CoreWeave's fork signal \"coreweave/nccl-tests-json\" for neocloud strategy."},"semantic_triples":[{"subject":"CoreWeave","predicate":"forked","object":"coreweave/nccl-tests-json","text":"CoreWeave forked coreweave/nccl-tests-json."},{"subject":"coreweave/nccl-tests-json","predicate":"is classified as","object":"fork signal","text":"coreweave/nccl-tests-json is classified as fork signal."},{"subject":"coreweave/nccl-tests-json","predicate":"belongs to","object":"forks desk","text":"coreweave/nccl-tests-json belongs to forks desk."},{"subject":"coreweave/nccl-tests-json","predicate":"has context","object":"forked from NVIDIA/nccl-tests","text":"coreweave/nccl-tests-json has context forked from NVIDIA/nccl-tests."},{"subject":"coreweave/nccl-tests-json","predicate":"has evidence coverage","object":"1 captured evidence page","text":"coreweave/nccl-tests-json has evidence coverage 1 captured evidence page."},{"subject":"coreweave/nccl-tests-json","predicate":"has captured page count","object":"1","text":"coreweave/nccl-tests-json has captured page count 1."},{"subject":"coreweave/nccl-tests-json","predicate":"has readable page count","object":"1","text":"coreweave/nccl-tests-json has readable page count 1."},{"subject":"coreweave/nccl-tests-json","predicate":"has related signal count","object":"6","text":"coreweave/nccl-tests-json has related signal count 6."},{"subject":"coreweave/nccl-tests-json","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":"coreweave/nccl-tests-json 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":"coreweave/nccl-tests-json","predicate":"has source host","object":"github.com","text":"coreweave/nccl-tests-json has source host github.com."},{"subject":"coreweave/nccl-tests-json","predicate":"has lab","object":"CoreWeave","text":"coreweave/nccl-tests-json has lab CoreWeave."},{"subject":"coreweave/nccl-tests-json","predicate":"has signal desk","object":"forks","text":"coreweave/nccl-tests-json has signal desk forks."},{"subject":"coreweave/nccl-tests-json","predicate":"has source host","object":"github.com","text":"coreweave/nccl-tests-json has source host github.com."},{"subject":"coreweave/nccl-tests-json","predicate":"has repository","object":"coreweave/nccl-tests-json","text":"coreweave/nccl-tests-json has repository coreweave/nccl-tests-json."},{"subject":"coreweave/nccl-tests-json","predicate":"has parent","object":"NVIDIA/nccl-tests","text":"coreweave/nccl-tests-json has parent NVIDIA/nccl-tests."},{"subject":"coreweave/nccl-tests-json","predicate":"has notability","object":"Routine fork, no novelty.","text":"coreweave/nccl-tests-json has notability Routine fork, no novelty.."},{"subject":"coreweave/nccl-tests-json","predicate":"has watch term","object":"Infrastructure","text":"coreweave/nccl-tests-json has watch term Infrastructure."}]},"intelligence":{"signal_desk":"forks","answer":"CoreWeave forked coreweave/nccl-tests-json (forked from NVIDIA/nccl-tests). This fork signal points to upstream code the lab may be inspecting, patching, or building on. High-signal details: repo coreweave/nccl-tests-json · parent NVIDIA/nccl-tests · Routine fork, no novelty.. onlylabs links this event to 1 captured evidence page and 6 related fork signals.","semantic_triples":[{"subject":"CoreWeave","predicate":"forked","object":"coreweave/nccl-tests-json","text":"CoreWeave forked coreweave/nccl-tests-json."},{"subject":"coreweave/nccl-tests-json","predicate":"is classified as","object":"fork signal","text":"coreweave/nccl-tests-json is classified as fork signal."},{"subject":"coreweave/nccl-tests-json","predicate":"belongs to","object":"forks desk","text":"coreweave/nccl-tests-json belongs to forks desk."},{"subject":"coreweave/nccl-tests-json","predicate":"has context","object":"forked from NVIDIA/nccl-tests","text":"coreweave/nccl-tests-json has context forked from NVIDIA/nccl-tests."},{"subject":"coreweave/nccl-tests-json","predicate":"has evidence coverage","object":"1 captured evidence page","text":"coreweave/nccl-tests-json has evidence coverage 1 captured evidence page."}]},"signal":{"id":"cb81de4c-6088-4b36-a473-5796f8a5c7f1","url":"https://onlylabs.fyi/signals/cb81de4c-6088-4b36-a473-5796f8a5c7f1","json_url":"https://onlylabs.fyi/signals/cb81de4c-6088-4b36-a473-5796f8a5c7f1/signal.json","source_url":"https://github.com/coreweave/nccl-tests-json","title":"coreweave/nccl-tests-json","summary":"CoreWeave forked upstream code. onlylabs watches forks for tooling, infrastructure, research dependencies, and product-adjacent work.","context":"forked from NVIDIA/nccl-tests","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2025-11-01T03:27:05+00:00","first_seen_at":"2026-06-05T05:43:02.359092+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/coreweave/nccl-tests-json"]},"facets":{"repo":"coreweave/nccl-tests-json","parent":"NVIDIA/nccl-tests"},"traction":{"github_stars":0,"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/coreweave/nccl-tests-json","final_url":"https://github.com/coreweave/nccl-tests-json","title":"coreweave/nccl-tests-json repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:43:31.869089+00:00","bytes":26131,"raw_path":"c8a242df3b386c1484e77d35c1f6c7300d98bf7a8bec446ce8cc95507d139430.json","content_hash":"b47b5e7172ed348a6c55afcd3ae5dd32e3150a09bb8f8890bae9dbb9e120f397","excerpt_chars":1200,"truncated":true,"excerpt":"coreweave/nccl-tests-json Description: NCCL Tests License: BSD-3-Clause Stars: 0 Forks: 1 Open issues: 1 Created: 2025-11-01T03:27:05Z Pushed: 2026-06-08T01:32:54Z Default branch: master Fork: yes Parent repository: NVIDIA/nccl-tests Archived: no README: NCCL Tests These tests check both the performance and the correctness of [NCCL](http://github.com/nvidia/nccl) operations. Build To build the tests, just type `make` or `make -j` If CUDA is not installed in `/usr/local/cuda`, you may specify `CUDA_HOME`. Similarly, if NCCL is not installed in `/usr`, you may specify `NCCL_HOME`. ```shell $ make CUDA_HOME=/path/to/cuda NCCL_HOME=/path/to/nccl ``` NCCL tests rely on MPI to work on multiple processes, hence multiple nodes. If you want to compile the tests with MPI support, you need to set `MPI=1` and set `MPI_HOME` to the path where MPI is installed. ```shell $ make MPI=1 MPI_HOME=/path/to/mpi CUDA_HOME=/path/to/cuda NCCL_HOME=/path/to/nccl ``` You can also add a suffix to the name of the generated binaries with `NAME_SUFFIX`. For example when compiling with the MPI versions you could use: ```shell $ make MPI=1 NAME_SUFFIX=_mpi MPI_HOME=/path/to/mpi CUDA_HOME=/path/to/cuda..."},"evidence_pages":[{"url":"https://github.com/coreweave/nccl-tests-json","final_url":"https://github.com/coreweave/nccl-tests-json","title":"coreweave/nccl-tests-json repository metadata","http_status":200,"content_type":"application/json","capture_method":"plain","fetched_at":"2026-06-11T02:43:31.869089+00:00","bytes":26131,"raw_path":"c8a242df3b386c1484e77d35c1f6c7300d98bf7a8bec446ce8cc95507d139430.json","content_hash":"b47b5e7172ed348a6c55afcd3ae5dd32e3150a09bb8f8890bae9dbb9e120f397","excerpt_chars":1200,"truncated":true,"excerpt":"coreweave/nccl-tests-json Description: NCCL Tests License: BSD-3-Clause Stars: 0 Forks: 1 Open issues: 1 Created: 2025-11-01T03:27:05Z Pushed: 2026-06-08T01:32:54Z Default branch: master Fork: yes Parent repository: NVIDIA/nccl-tests Archived: no README: NCCL Tests These tests check both the performance and the correctness of [NCCL](http://github.com/nvidia/nccl) operations. Build To build the tests, just type `make` or `make -j` If CUDA is not installed in `/usr/local/cuda`, you may specify `CUDA_HOME`. Similarly, if NCCL is not installed in `/usr`, you may specify `NCCL_HOME`. ```shell $ make CUDA_HOME=/path/to/cuda NCCL_HOME=/path/to/nccl ``` NCCL tests rely on MPI to work on multiple processes, hence multiple nodes. If you want to compile the tests with MPI support, you need to set `MPI=1` and set `MPI_HOME` to the path where MPI is installed. ```shell $ make MPI=1 MPI_HOME=/path/to/mpi CUDA_HOME=/path/to/cuda NCCL_HOME=/path/to/nccl ``` You can also add a suffix to the name of the generated binaries with `NAME_SUFFIX`. For example when compiling with the MPI versions you could use: ```shell $ make MPI=1 NAME_SUFFIX=_mpi MPI_HOME=/path/to/mpi CUDA_HOME=/path/to/cuda..."}],"related_signals":[{"id":"39aabbb2-48c6-4ee7-a396-df02c8e81be8","url":"https://onlylabs.fyi/signals/39aabbb2-48c6-4ee7-a396-df02c8e81be8","source_url":"https://github.com/coreweave/substrate","title":"coreweave/substrate","context":"forked from agent-substrate/substrate","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2026-05-20T19:15:43+00:00","first_seen_at":"2026-06-05T05:43:02.359092+00:00","date_source":"source"},{"id":"47f2776b-223d-441b-aecc-ec2e834a308d","url":"https://onlylabs.fyi/signals/47f2776b-223d-441b-aecc-ec2e834a308d","source_url":"https://github.com/coreweave/imds-credential-server","title":"coreweave/imds-credential-server","context":"forked from benkehoe/imds-credential-server","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2025-11-18T17:45:39+00:00","first_seen_at":"2026-06-05T05:43:02.359092+00:00","date_source":"source"},{"id":"ade612b7-9d71-4704-99c8-deb19bfd75e0","url":"https://onlylabs.fyi/signals/ade612b7-9d71-4704-99c8-deb19bfd75e0","source_url":"https://github.com/coreweave/k8s-kata-manager","title":"coreweave/k8s-kata-manager","context":"forked from NVIDIA/k8s-kata-manager","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2025-11-13T19:06:09+00:00","first_seen_at":"2026-06-05T05:43:02.359092+00:00","date_source":"source"},{"id":"c857650e-0543-427d-8f87-f179296b8ca0","url":"https://onlylabs.fyi/signals/c857650e-0543-427d-8f87-f179296b8ca0","source_url":"https://github.com/coreweave/s5cmd","title":"coreweave/s5cmd","context":"forked from peak/s5cmd","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2025-11-04T17:18:09+00:00","first_seen_at":"2026-06-05T05:43:02.359092+00:00","date_source":"source"},{"id":"26b8a603-459b-4d4c-85b9-79ab50a2fae3","url":"https://onlylabs.fyi/signals/26b8a603-459b-4d4c-85b9-79ab50a2fae3","source_url":"https://github.com/coreweave/ai-conformance","title":"coreweave/ai-conformance","context":"forked from cncf/k8s-ai-conformance","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2025-10-13T19:24:54+00:00","first_seen_at":"2026-06-05T05:43:02.359092+00:00","date_source":"source"},{"id":"109b5034-660c-4869-b6cf-f502a5618eab","url":"https://onlylabs.fyi/signals/109b5034-660c-4869-b6cf-f502a5618eab","source_url":"https://github.com/coreweave/autoscaler","title":"coreweave/autoscaler","context":"forked from kubernetes/autoscaler","kind":{"key":"repo_forked","label":"Fork"},"org":{"slug":"coreweave","name":"CoreWeave","category":"neocloud"},"occurred_at":"2025-07-18T13:50:00+00:00","first_seen_at":"2026-06-05T05:43:02.359092+00:00","date_source":"source"}]}