{
  "count": 1,
  "data": [
    {
      "id": "callosum",
      "name": "Callosum",
      "short": "Callosum",
      "category": "hardware",
      "founded": 2024,
      "employees": "Early",
      "funding": "$10.25M",
      "funding_num_m": 10,
      "valuation": "Undisclosed",
      "focus": "Multi-chip AI orchestration · heterogeneous inference across NVIDIA, AMD, AWS Trainium, Cerebras, SambaNova · sovereign compute",
      "ethos": "Intelligence is heterogeneous",
      "hq": "London",
      "key_people": "Danyal Akarca (CEO), Jascha Achterberg (CTO)",
      "milestones": "$10.25M Seed (Feb 2026, led by Plural) · ARIA UK gov research funding · ARIA Scaling Inference Lab · 2x accuracy, 7x speed, 4x cost reduction vs single-chip",
      "founders": "Danyal Akarca & Jascha Achterberg (Cambridge neuroscience PhDs, published in Nature, collaborated with DeepMind)",
      "careers_url": "https://www.callosum.com/join-us",
      "created_at": "2026-03-09T15:36:54.426141+00:00",
      "updated_at": "2026-03-09T15:36:54.426141+00:00",
      "ch_number": "16076949",
      "github_org": null,
      "website_url": "https://callosum.ai",
      "twitter": null,
      "linkedin_url": null,
      "logo_url": "https://logo.clearbit.com/callosum.ai",
      "tags": [
        "enterprise",
        "analytics"
      ],
      "description": "Callosum. Multi-chip AI orchestration · heterogeneous inference across NVIDIA, AMD, AWS Trainium, Cerebras, SambaNova · sovereign compute. Intelligence is heterogeneous. HQ: London. Founded: 2024. Funding: $10.25M. Tags: enterprise, analytics",
      "clients": null
    }
  ]
}