{
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    "website": "https://cosine.sh/",
    "record": "https://startuphistory.org/c/cosine.sh"
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      "variants": [
        {
          "headline": "Automate EVERYTHING",
          "subhead": "Cosine is your developer companion. At your side when you need it most. Ready to help you find where the implentation for a particular feature is, write new code and find what you're looking for.",
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          "evidence": "https://web.archive.org/web/20240224100022/https://cosine.sh/",
          "evidence_kind": "internet_archive"
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          "subhead": "Cosine is a Human reasoning lab that trains AI to reason like a human. Creating AI colleagues that are truly autonomous.",
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      "subhead": "Cosine is a Human reasoning lab that trains AI to reason like a human. Creating AI colleagues that are truly autonomous.",
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      "to": "2024-08-03T21:51:37.000Z",
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          "to": "2024-08-03T21:51:37.000Z"
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      },
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    },
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      "quote_observed_at": "2025-01-05T03:00:44.000Z",
      "variants": [
        {
          "headline": "Cosine AI - Human Reasoning Lab",
          "subhead": "Cosine is a Human reasoning lab that trains AI to reason like a human. Creating AI colleagues that are truly autonomous.",
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          "evidence": "https://web.archive.org/web/20250105030044/https://cosine.sh/",
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        }
      ],
      "headline": "Cosine AI - Human Reasoning Lab",
      "subhead": "Cosine is a Human reasoning lab that trains AI to reason like a human. Creating AI colleagues that are truly autonomous.",
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      "to": "2025-01-05T03:00:44.000Z",
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      },
      "current": false
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    {
      "quote_observed_at": "2026-01-07T14:14:15.000Z",
      "variants": [
        {
          "headline": "Self sufficient agentic AI software engineer | Cosine AI",
          "subhead": "Cosine uses multi-agent reasoning to mirror how human engineers work. Offload tickets, ship faster, and collaborate asynchronously across your workflow tools.",
          "observed_at": "2026-01-07T14:14:15.000Z",
          "evidence": "https://web.archive.org/web/20260107141415/https://cosine.sh/",
          "evidence_kind": "internet_archive"
        }
      ],
      "headline": "Self sufficient agentic AI software engineer | Cosine AI",
      "subhead": "Cosine uses multi-agent reasoning to mirror how human engineers work. Offload tickets, ship faster, and collaborate asynchronously across your workflow tools.",
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      "to": "2026-01-07T14:14:15.000Z",
      "captures": 1,
      "evidence": "https://web.archive.org/web/20260107141415/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "seen": {
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      "quote_observed_at": "2026-07-23T06:45:42.000Z",
      "variants": [
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          "headline": "The Coding Model That Actually Gets It",
          "subhead": "Cosine is the AI engineer for production software teams. Lumen is trained for maintainable code, real benchmarks, and production workflows.",
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          "evidence": "https://web.archive.org/web/20260721082932/https://cosine.sh/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "The Coding Model That Actually Gets It",
          "subhead": "Cosine is the AI engineer for production software teams. Lumen is trained for maintainable code, real benchmarks, and production workflows.",
          "observed_at": "2026-07-23T06:45:42.000Z",
          "evidence": "https://web.archive.org/web/20260723064542/https://cosine.sh/",
          "evidence_kind": "internet_archive"
        }
      ],
      "headline": "The Coding Model That Actually Gets It",
      "subhead": "Cosine is the AI engineer for production software teams. Lumen is trained for maintainable code, real benchmarks, and production workflows.",
      "from": "2026-07-21T08:29:32.000Z",
      "to": "2026-07-23T06:45:42.000Z",
      "captures": 2,
      "evidence": "https://web.archive.org/web/20260723064542/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "seen": {
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          "to": "2026-07-23T06:45:42.000Z"
        }
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      "current": false
    },
    {
      "quote_observed_at": "2026-11-05T13:01:56.081Z",
      "variants": [
        {
          "headline": "The Sovereign AI Lab",
          "subhead": "Cosine trains AI models and specialised coding agents for organisations that need frontier capability within secure environments.",
          "observed_at": "2026-10-04T04:56:00.000Z",
          "evidence": "https://web.archive.org/web/20261004045600/https://cosine.sh/",
          "evidence_kind": "internet_archive"
        },
        {
          "headline": "Sovereign AI you control Sovereign AI you own, monitor and control Sovereign AI you own monitor control",
          "subhead": "Cosine trains AI models and specialised coding agents for organisations that need frontier capability within secure environments.",
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          "evidence": "https://cosine.sh/",
          "evidence_kind": "live_capture"
        }
      ],
      "headline": "Sovereign AI you control Sovereign AI you own, monitor and control Sovereign AI you own monitor control",
      "subhead": "Cosine trains AI models and specialised coding agents for organisations that need frontier capability within secure environments.",
      "from": "2026-10-04T04:56:00.000Z",
      "to": "2026-11-05T13:01:56.081Z",
      "captures": 2,
      "evidence": "https://cosine.sh/",
      "evidence_kind": "live_capture",
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          "to": "2026-11-05T13:01:56.081Z"
        }
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      "id": "page-07f01e3d453223d22893b2ddeed180bca3149cbe5fc20b70d766241c88b1a4c0:649a8873a38ef6d9763e9c5f0e0b5e724de6fdc95bf7d1ca95e2d5754eb88c01:gtm:71fb5032b8ee999a",
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      "kind": "gtm",
      "label": "Go-to-market",
      "summary": "Closed its waitlist and opened sign-up.",
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        "to": "2025-07-19T17:02:22.000Z"
      },
      "evidence": "https://web.archive.org/web/20250719170222/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": "https://startuphistory.org/t/opened-sign-up"
    },
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        "to": "2025-07-19T17:02:22.000Z"
      },
      "evidence": "https://web.archive.org/web/20250719170222/https://cosine.sh/",
      "evidence_kind": "internet_archive",
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      "topic": "https://startuphistory.org/t/added-free-trial"
    },
    {
      "n": 3,
      "id": "page-950e9c8c3812a41819b5b8885b652a206951f6e6bb3459283c5541e028323776:156e0327d69ad637959f3ff661bb5ba142e4a24b7668b024acad6fe8ce2ff1dd:pricing:ef162f2c55d8c41b",
      "before_evidence": "https://web.archive.org/web/20250801193536/https://cosine.sh/",
      "before_evidence_kind": "internet_archive",
      "kind": "pricing",
      "label": "Pricing",
      "summary": "Added a pricing page.",
      "between": {
        "from": "2025-08-01T19:35:36.000Z",
        "to": "2025-11-03T10:48:09.000Z"
      },
      "evidence": "https://web.archive.org/web/20251103104809/https://cosine.sh/",
      "evidence_kind": "internet_archive",
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      "topic": "https://startuphistory.org/t/added-pricing-page"
    },
    {
      "n": 4,
      "id": "page-156e0327d69ad637959f3ff661bb5ba142e4a24b7668b024acad6fe8ce2ff1dd:2117970fc0c889605aed189298898585be75f8892415e08eb69e4d1622d1cdb8:compliance:1e937143af689a25",
      "before_evidence": "https://web.archive.org/web/20251103104809/https://cosine.sh/",
      "before_evidence_kind": "internet_archive",
      "kind": "compliance",
      "label": "Compliance",
      "summary": "Now states HIPAA, ISO 27001 and SOC 2 compliance on its homepage.",
      "between": {
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        "to": "2026-01-07T14:14:15.000Z"
      },
      "evidence": "https://web.archive.org/web/20260107141415/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": "https://startuphistory.org/t/added-soc-2"
    },
    {
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      "id": "page-2117970fc0c889605aed189298898585be75f8892415e08eb69e4d1622d1cdb8:6e4b82caf4a8883e9cf160a3ea63f5c1d617d869aeed1fab8fad8d890c5c9c79:hiring:20dd4c09cc4ab0aa",
      "before_evidence": "https://web.archive.org/web/20260107141415/https://cosine.sh/",
      "before_evidence_kind": "internet_archive",
      "kind": "hiring",
      "label": "Hiring",
      "summary": "Added a careers page.",
      "between": {
        "from": "2026-01-07T14:14:15.000Z",
        "to": "2026-07-21T08:29:32.000Z"
      },
      "evidence": "https://web.archive.org/web/20260721082932/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": "https://startuphistory.org/t/added-careers-page"
    },
    {
      "n": 6,
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      "before_evidence": "https://web.archive.org/web/20260723064542/https://cosine.sh/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “The Coding Model That Actually Gets It” to “The Sovereign AI Lab”.",
      "between": {
        "from": "2026-07-23T06:45:42.000Z",
        "to": "2026-10-04T04:56:00.000Z"
      },
      "evidence": "https://web.archive.org/web/20261004045600/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 7,
      "id": "page-0ad1e622c9c37cbdb01791ef3d4bbbf1e4d8bcc49b51ba6c5252ecf399350221:394e01990010a7bb6aead7f00a41b91e024f1c527fb12cf2e163580887ebe2bc:logos:2f24615861c0bb60",
      "before_evidence": "https://web.archive.org/web/20260723064542/https://cosine.sh/",
      "before_evidence_kind": "internet_archive",
      "kind": "logos",
      "label": "New logos",
      "summary": "Added logos to its homepage: Fujitsu, Deloitte, Vodafone, EY and QINETIQ.",
      "between": {
        "from": "2026-07-23T06:45:42.000Z",
        "to": "2026-10-04T04:56:00.000Z"
      },
      "evidence": "https://web.archive.org/web/20261004045600/https://cosine.sh/",
      "evidence_kind": "internet_archive",
      "basis": "page_facts",
      "topic": null
    },
    {
      "n": 8,
      "id": "page-394e01990010a7bb6aead7f00a41b91e024f1c527fb12cf2e163580887ebe2bc:c6087701c22aa77a6196c5cf61cc8597d0586bb1bd1acaf1cdc17530882efce2:headline:18af62cd3e32bcae",
      "before_evidence": "https://web.archive.org/web/20261004045600/https://cosine.sh/",
      "before_evidence_kind": "internet_archive",
      "kind": "headline",
      "label": "Headline",
      "summary": "Changed its homepage headline from “The Sovereign AI Lab” to “Sovereign AI you control Sovereign AI you own, monitor and control Sovereign AI you own monitor control”.",
      "between": {
        "from": "2026-10-04T04:56:00.000Z",
        "to": "2026-11-05T13:01:56.081Z"
      },
      "evidence": "https://cosine.sh/",
      "evidence_kind": "live_capture",
      "basis": "page_facts",
      "topic": null
    }
  ],
  "update": null,
  "method": {
    "version": "messaging-v1",
    "description": "https://startuphistory.org/method"
  },
  "license": "CC-BY-4.0",
  "cite": "StartupHistory, “Cosine” company record, https://startuphistory.org/c/cosine.sh"
}