{
  "version": "2026-09-17",
  "description": "Drive unit prices for Deployment Cost & TCO. Unpriced rows stay null; totals must mark incomplete.",
  "last_updated": "2026-09-17",
  "confidence": "medium",
  "evidence_class": "E",
  "evidence_classes": {
    "E": 3,
    "C": 19,
    "A": 12
  },
  "schema": {
    "rows[]": "{ id, price_usd, currency, evidence_class, listing_date, retailer, status, representative, sources[] }"
  },
  "coverage": {
    "rows": 34,
    "priced": 28
  },
  "rows": [
    {
      "id": "kingston_dc1500m_1920gb",
      "price_usd": null,
      "currency": "USD",
      "evidence_class": "E",
      "listing_date": null,
      "retailer": null,
      "status": "discontinued",
      "representative": false,
      "sources": [
        {
          "publisher": "EdgeAIStack",
          "document": "Price registry pending research pass",
          "doc_id": "kingston_dc1500m_1920gb.unpriced",
          "url": "https://edgeaistack.ai/methodology/edge-ai-deployment-cost/",
          "retrieved": "2026-09-17",
          "verified": "2026-09-17",
          "class": "E",
          "measurement": {
            "kind": "heuristic",
            "as_of": "2026-09-17",
            "conditions": "no vendor listing on record yet"
          }
        }
      ]
    },
    {
      "id": "kingston_dc2000b_480gb",
      "price_usd": 546.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Kingston 480GB DC2000B PCIe 4.0 M.2 2280 Enterprise SSD - SEDC2000BM8/480G",
          "doc_id": "cdw.com.8012697",
          "url": "https://www.cdw.com/product/kingston-480gb-dc2000b-pcie-4.0-m.2-2280-enterprise-ssd/8012697",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Kingston 480GB DC2000B PCIe 4.0 M.2 2280 Enterprise SSD - SEDC2000BM8/480G"
        }
      ]
    },
    {
      "id": "kingston_dc2000b_960gb",
      "price_usd": 735.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Kingston 960GB DC2000B PCIe 4.0 M.2 2280 Enterprise SSD - SEDC2000BM8/960G",
          "doc_id": "cdw.com.8012699",
          "url": "https://www.cdw.com/product/kingston-960gb-dc2000b-pcie-4.0-m.2-2280-enterprise-ssd/8012699",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Kingston 960GB DC2000B PCIe 4.0 M.2 2280 Enterprise SSD - SEDC2000BM8/960G"
        }
      ]
    },
    {
      "id": "kingston_nv3_1tb_2230",
      "price_usd": 237.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Kingston NV3 - SSD - 1 TB - PCIe 4.0 x4 (NVMe) - SNV3SM3/1T0",
          "doc_id": "cdw.com.8427222",
          "url": "https://www.cdw.com/product/kingston-nv3-ssd-1-tb-pcie-4.0-x4-nvme/8427222",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Kingston NV3 - SSD - 1 TB - PCIe 4.0 x4 (NVMe) - SNV3SM3/1T0"
        }
      ]
    },
    {
      "id": "kingston_nv3_1tb_2280",
      "price_usd": 179.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Kingston 1000GB NV3 M.2 2280 NVMe SSD Up to 6000 MB/s - SNV3S/1000G",
          "doc_id": "cdw.com.8012704",
          "url": "https://www.cdw.com/product/kingston-1000gb-nv3-m.2-2280-nvme-ssd-up-to-6000-mb-s/8012704",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Kingston 1000GB NV3 M.2 2280 NVMe SSD Up to 6000 MB/s - SNV3S/1000G"
        }
      ]
    },
    {
      "id": "kingston_nv3_2tb_2280",
      "price_usd": 362.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Kingston 2000GB NV3 M.2 2280 NVMe SSD Up to 6000 MB/s - SNV3S/2000G",
          "doc_id": "cdw.com.8012706",
          "url": "https://www.cdw.com/product/kingston-2000gb-nv3-m.2-2280-nvme-ssd-up-to-6000-mb-s/8012706",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Kingston 2000GB NV3 M.2 2280 NVMe SSD Up to 6000 MB/s - SNV3S/2000G"
        }
      ]
    },
    {
      "id": "kingston_nv3_500gb_2230",
      "price_usd": 149.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Kingston NV3 - SSD - 500 GB - PCIe 4.0 x4 (NVMe) - SNV3SM3/500G",
          "doc_id": "cdw.com.8427221",
          "url": "https://www.cdw.com/product/kingston-nv3-ssd-500-gb-pcie-4.0-x4-nvme/8427221",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Kingston NV3 - SSD - 500 GB - PCIe 4.0 x4 (NVMe) - SNV3SM3/500G"
        }
      ]
    },
    {
      "id": "kioxia_cd8r_1920gb",
      "price_usd": 1995,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-18",
      "retailer": "Newegg Marketplace (sold by 3C Expert)",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Newegg Marketplace (sold by 3C Expert)",
          "document": "Kioxia KCD8XRUG1T92 CD8-R Data Center SSD 1.92TB 2.5\" U.2/U.3 15mm PCIe 4 x 4 NVMe 3D TLC 1DWPD",
          "doc_id": "newegg.com.0D9-00SE-00017",
          "url": "https://www.newegg.com/p/0D9-00SE-00017",
          "retrieved": "2026-09-18",
          "verified": "2026-09-18",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-18"
          },
          "quote": "Kioxia KCD8XRUG1T92 CD8-R Data Center SSD 1.92TB 2.5\" U.2/U.3 15mm PCIe 4 x 4 NVMe 3D TLC 1DWPD"
        }
      ],
      "note": "Class C distributor listing — KIOXIA and Micron sell datacenter SSDs only through distribution; no class A vendor-store price exists for these rows."
    },
    {
      "id": "kioxia_cd8r_3840gb",
      "price_usd": 2869,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-18",
      "retailer": "Newegg Marketplace (sold by TechSavers)",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Newegg Marketplace (sold by TechSavers)",
          "document": "Kioxia KCD8XRUG3T84 CD8-R 3.84TB PCIe 4.0x4 (NVMe) 2.5-Inch Solid State Drive",
          "doc_id": "newegg.com.3C6-05GJ-00026",
          "url": "https://www.newegg.com/p/3C6-05GJ-00026",
          "retrieved": "2026-09-18",
          "verified": "2026-09-18",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-18"
          },
          "quote": "Kioxia KCD8XRUG3T84 CD8-R 3.84TB PCIe 4.0x4 (NVMe) 2.5-Inch Solid State Drive"
        }
      ],
      "note": "Class C distributor listing — KIOXIA and Micron sell datacenter SSDs only through distribution; no class A vendor-store price exists for these rows."
    },
    {
      "id": "micron_7500_pro_1920gb",
      "price_usd": 2013.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-18",
      "retailer": "CDW",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Micron 7500 PRO - SSD - Read Intensive - 1.92 TB - U.3 PCIe 4.0 (NVMe) (Mfg # MTFDKCC1T9TGP-1BK1DABYYR, CDW # 7853993)",
          "doc_id": "cdw.com.7853993",
          "url": "https://www.cdw.com/product/micron-7500-pro-ssd-read-intensive-1.92-tb-u.3-pcie-4.0-nvme/7853993",
          "retrieved": "2026-09-18",
          "verified": "2026-09-18",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-18"
          },
          "quote": "Micron 7500 PRO - SSD - Read Intensive - 1.92 TB - U.3 PCIe 4.0 (NVMe) (Mfg # MTFDKCC1T9TGP-1BK1DABYYR, CDW # 7853993)"
        }
      ],
      "note": "Class C distributor listing — KIOXIA and Micron sell datacenter SSDs only through distribution; no class A vendor-store price exists for these rows."
    },
    {
      "id": "micron_7500_pro_3840gb",
      "price_usd": 3687.31,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-18",
      "retailer": "Newegg Marketplace (sold by antonline)",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Newegg Marketplace (sold by antonline)",
          "document": "Micron MTFDKCC3T8TGP-1BK1DABYYR 7500 Pro 3.84TB U.3 PCIe 4.0 NVMe SSD",
          "doc_id": "newegg.com.0D9-003D-00335",
          "url": "https://www.newegg.com/p/0D9-003D-00335",
          "retrieved": "2026-09-18",
          "verified": "2026-09-18",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-18"
          },
          "quote": "Micron MTFDKCC3T8TGP-1BK1DABYYR 7500 Pro 3.84TB U.3 PCIe 4.0 NVMe SSD"
        }
      ],
      "note": "Class C distributor listing — KIOXIA and Micron sell datacenter SSDs only through distribution; no class A vendor-store price exists for these rows."
    },
    {
      "id": "samsung_870_evo_1tb",
      "price_usd": 414.99,
      "currency": "USD",
      "evidence_class": "A",
      "listing_date": "2026-09-15",
      "retailer": "Samsung.com",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Samsung.com",
          "document": "870 EVO SATA 2.5 inch 1TB SSD",
          "doc_id": "samsung.com.listing",
          "url": "https://www.samsung.com/us/memory-storage/sata-ssd/870-evo-sata-2-5-ssd-1tb-sku-mz-77e1t0b-am/",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "A",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "870 EVO SATA 2.5 inch 1TB SSD"
        }
      ]
    },
    {
      "id": "samsung_870_evo_2tb",
      "price_usd": 879.99,
      "currency": "USD",
      "evidence_class": "A",
      "listing_date": "2026-09-15",
      "retailer": "Samsung.com",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Samsung.com",
          "document": "870 EVO SATA 2.5 inch 2TB SSD",
          "doc_id": "samsung.com.listing",
          "url": "https://www.samsung.com/us/memory-storage/sata-ssd/870-evo-sata-2-5-ssd-2tb-sku-mz-77e2t0b-am/",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "A",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "870 EVO SATA 2.5 inch 2TB SSD"
        }
      ]
    },
    {
      "id": "samsung_870_evo_4tb",
      "price_usd": 1759.99,
      "currency": "USD",
      "evidence_class": "A",
      "listing_date": "2026-09-15",
      "retailer": "Samsung.com",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Samsung.com",
          "document": "870 EVO SATA 2.5 inch 4TB SSD",
          "doc_id": "samsung.com.listing",
          "url": "https://www.samsung.com/us/computing/memory-storage/solid-state-drives/870-evo-sata-2-5-ssd-4tb-mz-77e4t0b-am/",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "A",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "870 EVO SATA 2.5 inch 4TB SSD"
        }
      ]
    },
    {
      "id": "samsung_990_pro_1tb",
      "price_usd": 319.99,
      "currency": "USD",
      "evidence_class": "A",
      "listing_date": "2026-09-15",
      "retailer": "Samsung.com",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Samsung.com",
          "document": "1TB PCIe 4.0 NVMe M.2 SSD 990 PRO",
          "doc_id": "samsung.com.listing",
          "url": "https://www.samsung.com/us/memory-storage/nvme-ssd/990-pro-pcie-4-0-nvme-ssd-2tb-sku-mz-v9p1t0b-am/",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "A",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "1TB PCIe 4.0 NVMe M.2 SSD 990 PRO"
        }
      ]
    },
    {
      "id": "samsung_990_pro_2tb",
      "price_usd": 639.99,
      "currency": "USD",
      "evidence_class": "A",
      "listing_date": "2026-09-15",
      "retailer": "Samsung.com",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Samsung.com",
          "document": "2TB PCIe 4.0 NVMe M.2 SSD 990 PRO",
          "doc_id": "samsung.com.listing",
          "url": "https://www.samsung.com/us/memory-storage/nvme-ssd/990-pro-pcie-4-0-nvme-ssd-1tb-sku-mz-v9p2t0b-am/",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "A",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "2TB PCIe 4.0 NVMe M.2 SSD 990 PRO"
        }
      ]
    },
    {
      "id": "seagate_ironwolf_pro_16tb_st16000nt001",
      "price_usd": 579.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "Newegg",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Newegg",
          "document": "Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5\" Internal Hard Drive - OEM",
          "doc_id": "newegg.com.N82E16822185073",
          "url": "https://www.newegg.com/seagate-ironwolf-pro-st16000nt001-16tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185073",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Seagate IronWolf Pro ST16000NT001 16TB 7200 RPM 256MB Cache 3.5\" Internal Hard Drive - OEM"
        }
      ]
    },
    {
      "id": "seagate_ironwolf_pro_20tb_st20000nt001",
      "price_usd": 719.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "Newegg",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Newegg",
          "document": "Seagate IronWolf Pro ST20000NT001 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5\" Internal Hard Drive",
          "doc_id": "newegg.com.N82E16822185071",
          "url": "https://www.newegg.com/seagate-ironwolf-pro-st20000nt001-20tb-enterprise-nas-hard-drives-7200-rpm/p/N82E16822185071",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Seagate IronWolf Pro ST20000NT001 20TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5\" Internal Hard Drive"
        }
      ]
    },
    {
      "id": "seagate_ironwolf_pro_24tb_st24000nt002",
      "price_usd": 859.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "Newegg",
      "status": "priced",
      "representative": false,
      "sources": [
        {
          "publisher": "Newegg",
          "document": "Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5\" Internal Hard Drive",
          "doc_id": "newegg.com.N82E16822185104",
          "url": "https://www.newegg.com/seagate-ironwolf-pro-st24000nt002-24tb-7200-rpm/p/N82E16822185104",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Seagate IronWolf Pro ST24000NT002 24TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5\" Internal Hard Drive"
        }
      ]
    },
    {
      "id": "seagate_skyhawk_3tb_st3000vx009",
      "price_usd": null,
      "currency": "USD",
      "evidence_class": "E",
      "listing_date": null,
      "retailer": null,
      "status": "unpriced",
      "representative": false,
      "sources": [
        {
          "publisher": "EdgeAIStack",
          "document": "Price registry pending research pass",
          "doc_id": "seagate_skyhawk_3tb_st3000vx009.unpriced",
          "url": "https://edgeaistack.ai/methodology/edge-ai-deployment-cost/",
          "retrieved": "2026-09-17",
          "verified": "2026-09-17",
          "class": "E",
          "measurement": {
            "kind": "heuristic",
            "as_of": "2026-09-17",
            "conditions": "no vendor listing on record yet"
          }
        }
      ]
    },
    {
      "id": "seagate_skyhawk_4tb_st4000vx007",
      "price_usd": 179.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "substitute",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Seagate SkyHawk ST4000VX016 - hard drive - 4 TB - SATA 6Gb/s",
          "doc_id": "cdw.com.7236499",
          "url": "https://www.cdw.com/product/seagate-skyhawk-st4000vx016-hard-drive-4-tb-sata-6gb-s/7236499",
          "retrieved": "2026-09-15",
          "verified": "2026-09-15",
          "class": "C",
          "measurement": {
            "kind": "vendor_listing",
            "as_of": "2026-09-15"
          },
          "quote": "Seagate SkyHawk ST4000VX016 - hard drive - 4 TB - SATA 6Gb/s"
        }
      ],
      "note": "Substitute listing for seagate_skyhawk_4tb_st4000vx016: Seagate SkyHawk ST4000VX016 - hard drive - 4 TB - SATA 6Gb/s"
    },
    {
      "id": "seagate_skyhawk_6tb_st6000vx001",
      "price_usd": 262.99,
      "currency": "USD",
      "evidence_class": "C",
      "listing_date": "2026-09-15",
      "retailer": "CDW",
      "status": "substitute",
      "representative": false,
      "sources": [
        {
          "publisher": "CDW",
          "document": "Seagate SkyHawk ST6000VX009 - hard drive - 6 TB - SATA 6Gb/s",
          "doc_id": "cdw.com.5674879",
          "url": "https://www.cdw.com/product/seagate-6tb-skyhawk-5400rpm-256mb/5674879",
          "retrieved": "2026-09-15",
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      "note": "Substitute listing for seagate_skyhawk_6tb_st6000vx009: Seagate SkyHawk ST6000VX009 - hard drive - 6 TB - SATA 6Gb/s"
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}