{"schema_version":"onlylabs.public_signal.v1","title":"OpenAI Writing: How Wasmer used Codex to build a Node.js runtime for the edge","description":"OpenAI writing signal with public source context, captured evidence pages, related signals, and data-business radar classification.","url":"https://onlylabs.fyi/signals/621aceed-7d89-4727-9b1c-614c8718043b","json_url":"https://onlylabs.fyi/signals/621aceed-7d89-4727-9b1c-614c8718043b/signal.json","generated_at":"2026-06-08T15:44:54.125+00:00","org":{"slug":"openai","name":"OpenAI","category":"frontier-lab","category_label":"Frontier lab","dossier_url":"https://onlylabs.fyi/labs/openai","dossier_json_url":"https://onlylabs.fyi/labs/openai/dossier.json"},"related_urls":{"signal":"https://onlylabs.fyi/signals/621aceed-7d89-4727-9b1c-614c8718043b","signal_json":"https://onlylabs.fyi/signals/621aceed-7d89-4727-9b1c-614c8718043b/signal.json","source":"https://openai.com/index/wasmer","lab_dossier":"https://onlylabs.fyi/labs/openai","lab_dossier_json":"https://onlylabs.fyi/labs/openai/dossier.json","analysis":"https://onlylabs.fyi/analysis/openai","analysis_json":"https://onlylabs.fyi/analysis/openai/analysis.json","analysis_evidence_json":"https://onlylabs.fyi/analysis/openai/evidence.json","category":"https://onlylabs.fyi/frontier","category_json":"https://onlylabs.fyi/frontier.json","category_feed":"https://onlylabs.fyi/frontier/feed.xml","category_signals_json":"https://onlylabs.fyi/signals.json","topic":"https://onlylabs.fyi/topics/talking","topic_signals_json":"https://onlylabs.fyi/topics/talking/signals.json","topic_feed":"https://onlylabs.fyi/topics/talking/feed.xml","data_business":null},"answer_pack":{"answer":"OpenAI published How Wasmer used Codex to build a Node.js runtime for the edge. 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[Contact sales](https://openai.com/contact-sales/) Company size: Enterprise Region: North America Industry: Technology Products: Codex 10x to 20x Increase in development speed Loading… Share Engineers at Wasmer experienced a breakthrough this year: They figured out how to run Node.js workloads inside a WebAssembly sandbox, enabling developers to run JavaScript apps, MCPs, and agents without Docker. This effort would have taken one year without Codex, but with Codex, it took two weeks. Now, they’re the first cloud host to provide full Node.js at the edge layer. > “We are actually moving out of the IDE itself. 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