Static demo · this is a pre-rendered snapshot showing real Akamai Blackwell results from 2026-05-04. Run experiments yourself by cloning the repo. GitHub →
Q
cudaq
molecular simulation blueprint
← back to results

20260503T231151Z-fa1efa

LIH · qpp-cpu · 12 qubits · 92 parameters

energy
-7.876328 Ha
reference
-7.862500 Ha
error vs ref
-1.38e-02 Ha
wall time
1818.290 s

Convergence

Manifest

{
  "schema_version": "1.0",
  "run_id": "20260503T231151Z-fa1efa",
  "project_name": "cudaq-molecular-simulation-blueprint",
  "project_version": "0.1.0",
  "created_at": "2026-05-03T23:11:52.147576Z",
  "completed_at": "2026-05-03T23:42:10.471967Z",
  "status": "completed",
  "backend": "cpu",
  "target_string": "qpp-cpu",
  "seed": 43,
  "molecule": {
    "name": "lih",
    "geometry": [
      [
        "Li",
        [
          0.0,
          0.0,
          0.0
        ]
      ],
      [
        "H",
        [
          0.0,
          0.0,
          1.5957
        ]
      ]
    ],
    "basis": "sto-3g",
    "charge": 0,
    "multiplicity": 1,
    "active_electrons": 2,
    "active_orbitals": 5
  },
  "optimizer": {
    "name": "cobyla",
    "max_iterations": 1500,
    "tolerance": 1e-6,
    "initial_parameters": [
      0.024422950667176008,
      0.06781783200788559,
      -0.05855293813520697,
      -0.09086731231253482,
      -0.19918382111213648,
      0.09716229819862016,
      0.0016657300576047058,
      0.020573134494682815,
      -0.07835948765056135,
      0.12264980292859606,
      0.09432005776780167,
      -0.012182388148769024,
      -0.05558634579022823,
      -0.03566913840585801,
      -0.07986255424246493,
      0.002656414924054107,
      -0.06161677197005472,
      0.05855425205420422,
      -0.035946857465874366,
      -0.03539570639393583,
      0.15372530042019916,
      -0.07257195225520553,
      -0.15679158879454647,
      0.036621519240744776,
      -0.2077868511409373,
      0.026437863582572066,
      0.09817201418926419,
      0.00701150307541132,
      0.0009275074296206387,
      -0.20506093522495542,
      0.05553036855587887,
      0.03962925672466116,
      -0.1171997758374501,
      0.19131707472462034,
      -0.12240162007402255,
      -0.16792903617171492,
      -0.18110577699106647,
      0.002597090732105973,
      0.0337871250147097,
      0.04409739109346426,
      -0.03373599782154893,
      -0.08126750220358618,
      0.08427645820080418,
      -0.08975853865617808,
      -0.12098402059798324,
      0.14013156674932134,
      0.017757150814284983,
      0.04712898953909814,
      0.06258407046445028,
      -0.057179710899931714,
      -0.05328625860015204,
      0.06405816830656459,
      -0.06171512238777086,
      0.03360206914446697,
      -0.008945955292809645,
      -0.11942715158413304,
      0.0966390768932815,
      -0.12893619498023043,
      0.023296344452977215,
      0.006698467909483407,
      0.12666112172939298,
      -0.11196252235034804,
      -0.05431967015635717,
      -0.010030654480682888,
      0.01808470634830872,
      0.08684571437377586,
      0.03110985796914578,
      0.0024860582209951868,
      0.10283377898533,
      0.20960635427113053,
      -0.13555250416058354,
      -0.00057465866492687,
      0.07596398959857405,
      0.008574265591638134,
      0.14346377670509952,
      -0.03341724146117992,
      -0.10140036793194539,
      0.08705107298823132,
      -0.2772899659973919,
      -0.04757587971918294,
      0.23660796090116398,
      0.002624358907410097,
      0.03577642351124069,
      -0.09516060778809193,
      -0.0023186860180478774,
      -0.01421988419682058,
      0.1858336434049549,
      -0.10100823426203576,
      -0.27617636462653844,
      0.040665112414077234,
      0.15500158095421232,
      -0.06886655550322025
    ]
  },
  "qubit_count": 12,
  "parameter_count": 92,
  "system_info": {
    "python_version": "3.11.0rc1",
    "platform": "Linux-5.15.0-130-generic-x86_64-with-glibc2.35",
    "machine": "x86_64",
    "processor": "x86_64",
    "cpu_count": 16,
    "cudaq_version": "0.14.2",
    "gpus": [
      {
        "name": "NVIDIA RTX PRO 6000 Blackwell Server Edition",
        "uuid": "GPU-4345a4d8-091c-cac7-8ad3-856b99476ca1",
        "driver_version": "580.159.03",
        "cuda_version": "13.0",
        "memory_total_mib": 97887
      }
    ],
    "git_sha": null
  },
  "result": {
    "energy": -7.876328326845466,
    "iterations": 1500,
    "parameters": [
      0.0003761366162996732,
      0.0010136411017165044,
      0.01135504775438548,
      -0.0009930081979084822,
      -0.008242214524552817,
      -0.026503596801446684,
      -0.019146091588410043,
      3.184420650570336,
      -0.009346278189772027,
      0.004791951090565988,
      -0.004669075468560067,
      0.09324447801931579,
      -0.027892206905814038,
      -0.01212101967173767,
      -0.014008604306099697,
      3.1521169346665,
      0.008447994865788002,
      -0.005536002055410528,
      -0.00975156688676886,
      -0.10222846188842054,
      -0.012243593566237622,
      0.007712015580041158,
      -0.037012011867503185,
      0.3903651506397557,
      0.007465270403005658,
      0.021103368491600476,
      0.21315365564661123,
      0.26918966464770044,
      -0.0560272067244731,
      -0.25645680528203807,
      0.09936476467774914,
      0.09896241123563311,
      -0.5432691744881308,
      -0.022100913627354918,
      0.12855267351624639,
      0.20099418563491483,
      -0.4135845775397542,
      -0.5270346393834247,
      -0.4309421943707449,
      0.9580965159239404,
      -0.0015396143762380543,
      0.03461542623740664,
      -0.535746911973345,
      -0.029610397655195998,
      0.6104076457603176,
      0.5877410213688683,
      -0.549046765260281,
      0.1278560758100953,
      0.05383588732489766,
      0.3484659154458679,
      -0.2174897651489186,
      0.4757762535004179,
      0.40642889145675487,
      0.03587356591280025,
      0.011401751963739774,
      0.01229613587947117,
      0.3570714540704622,
      -0.03095567568513428,
      0.23074942670101262,
      0.19767057846939254,
      0.25632476114105085,
      -1.3360819629468008,
      0.12923949106487614,
      -0.09987733338771819,
      -0.09611524549087927,
      0.10974606639295599,
      -0.15696551245512685,
      1.3931668866899678,
      -0.14881977705977137,
      0.6567295278328962,
      -0.20464102221614905,
      0.32408624878355446,
      -0.06268940596578583,
      -0.25310224722105645,
      0.10336763967866962,
      0.23613911150610029,
      -0.15017742903767456,
      0.8652682902145,
      -0.14071575822281737,
      0.0015980186715714132,
      -0.322065938857386,
      0.14046659442327614,
      -0.5451663703675345,
      -0.11873137314292255,
      0.9034863676363054,
      0.12697714883430972,
      -0.3127710404458573,
      0.02432785646431728,
      0.5993900474825128,
      0.010184246520813008,
      1.6691570794020807,
      -0.00009811103091645701
    ],
    "wall_time_seconds": 1818.2903446749997,
    "converged": false,
    "reference_energy": -7.8625,
    "error_vs_reference_hartree": -0.013828326845466421,
    "chemical_accuracy_reached": false
  },
  "error": null,
  "notes": {
    "experiment": "lih_vqe",
    "hamiltonian_terms": 276,
    "n_electrons": 4,
    "n_orbitals": 6,
    "bond_distance_angstrom": 1.5957,
    "reference": {
      "molecule": "lih",
      "basis": "sto-3g",
      "bond_distance_angstrom": 1.5957,
      "method": "CASCI(2e,5o)",
      "energy_hartree": -7.8625,
      "note": "(2 active electrons, 5 active orbitals); freeze 1s of Li."
    }
  }
}

System info

{
  "cpu_count": 16,
  "cudaq_version": "0.14.2",
  "git_sha": null,
  "gpus": [
    {
      "cuda_version": "13.0",
      "driver_version": "580.159.03",
      "memory_total_mib": 97887,
      "name": "NVIDIA RTX PRO 6000 Blackwell Server Edition",
      "uuid": "GPU-4345a4d8-091c-cac7-8ad3-856b99476ca1"
    }
  ],
  "machine": "x86_64",
  "platform": "Linux-5.15.0-130-generic-x86_64-with-glibc2.35",
  "processor": "x86_64",
  "python_version": "3.11.0rc1"
}