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

20260504T004837Z-3b4c34

LIH · nvidia:fp64 · 12 qubits · 92 parameters

energy
-7.756153 Ha
reference
-7.862500 Ha
error vs ref
+1.06e-01 Ha
wall time
1087.976 s

Convergence

Manifest

{
  "schema_version": "1.0",
  "run_id": "20260504T004837Z-3b4c34",
  "project_name": "cudaq-molecular-simulation-blueprint",
  "project_version": "0.1.0",
  "created_at": "2026-05-04T00:48:37.157987Z",
  "completed_at": "2026-05-04T01:06:45.169871Z",
  "status": "completed",
  "backend": "gpu_fp64",
  "target_string": "nvidia:fp64",
  "seed": 44,
  "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": [
      0.14459627328942798,
      0.010230513964028179,
      0.03267527777640876,
      0.1136462394642464,
      0.0824243935767969,
      0.057895651044483826,
      -0.03791705837207303,
      -0.10188735508398639,
      0.037616889619326806,
      -0.051195950954885154,
      0.08272348654990747,
      0.021125444805077526,
      -0.07452943516631282,
      0.026772526284116013,
      0.07091804748044624,
      0.017752011628136492,
      -0.07825690979470794,
      0.026232899967310326,
      0.0357001704721309,
      0.08242873759764426,
      0.0722034422659204,
      -0.09082575129676726,
      -0.0497771356202959,
      0.06057131279533329,
      -0.16976786020842596,
      0.07772288109823668,
      -0.08394498883349977,
      -0.042177564388443334,
      0.14433399342491568,
      -0.006448288782689198,
      -0.030187914508096506,
      0.028141310317720332,
      -0.009394490048932266,
      -0.06259090209943582,
      0.024985754536975244,
      0.21368298339300693,
      0.09196307357367628,
      0.04379057336192282,
      0.02572842061504668,
      0.07977890697790292,
      0.06240881317831657,
      -0.08567355971305934,
      0.05070579757016108,
      0.005223792148973362,
      0.17158566820432467,
      -0.021107603284996324,
      0.12517617977519638,
      -0.11556848411709156,
      0.03129126749262291,
      -0.07114407717623863,
      -0.08773788065405666,
      0.078532272478865,
      -0.09831428006151513,
      -0.01381096183332893,
      -0.07019839861971033,
      0.03959208675416462,
      0.027761867086459155,
      -0.2164781087673153,
      0.07012876668716293,
      -0.06093881964267575,
      0.20078042559187229,
      0.08842422623131227,
      0.09566515018847627,
      -0.23525533092408057,
      0.1753712794966784,
      0.006708310924506603,
      -0.13003327469693654,
      0.033223357603025604,
      0.12986952624944872,
      -0.15423138619238047,
      0.10691512188841282,
      -0.029418779076212632,
      -0.05310421138750543,
      -0.03899196598172066,
      -0.07861305125732093,
      0.021933300414694587,
      0.026718747345164717,
      0.10407786232958904,
      0.1391122156978565,
      -0.029251659629470007,
      0.10738755335889277,
      -0.11147424236014954,
      0.0642837966698953,
      -0.10519619429311695,
      -0.05298651471801137,
      0.06092533496496614,
      -0.07017816425682831,
      0.04960965649559546,
      -0.14025355779361648,
      -0.06759957523318395,
      0.05348999556059621,
      0.14759085901813077
    ]
  },
  "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": -7.756152811125988,
    "iterations": 1500,
    "parameters": [
      -0.04008169659694622,
      -0.06916356955789978,
      -0.002632398351720666,
      2.8123061433719267,
      0.00969709183354672,
      -0.4457596596983163,
      -0.010796140814756139,
      -0.3006603043925322,
      0.08880262278250152,
      0.035860912765650566,
      -0.246495620482981,
      0.231064733607757,
      0.02907657437540342,
      0.00024724810279430924,
      -0.008609322107052293,
      3.2089468613282963,
      -0.10413305533848,
      -0.04731728337041031,
      0.09329800591920012,
      0.048035620810876624,
      -0.11688231035352259,
      -0.21775749093430335,
      0.08027437987370802,
      0.2386755467509278,
      0.03607654564422902,
      -0.027672986611717666,
      -0.022728467546592385,
      1.3434045113721895,
      -0.8703651480413945,
      -0.1559404167300052,
      0.7709772700948032,
      0.04633203207273277,
      0.5376129320207085,
      0.4499539595969397,
      -0.21728775026312988,
      1.9290307078662325,
      0.36698666013585507,
      0.3328286788925191,
      -0.5650931343638694,
      0.16658315674084753,
      0.22669452580165395,
      0.1606377683203476,
      0.0324742176510123,
      -0.12056087481301855,
      0.17769129101825196,
      1.6089430737408337,
      0.3077129943540626,
      0.0018918414609844449,
      0.02899247456972611,
      -0.004286372265434562,
      0.005108504153594472,
      1.4409127839212377,
      0.0532155305960082,
      0.014518665382859631,
      0.013957408047307069,
      0.616923179560822,
      -0.10205355844774132,
      -0.022186483663482977,
      -0.07404624928347876,
      -0.1338330073713588,
      -0.08152062937403637,
      0.514891399961965,
      -0.062184368080536005,
      -0.17167152929703497,
      0.26517083846998574,
      0.06530596363518211,
      -0.06895446498261551,
      1.7103188311532789,
      0.43231450569210617,
      -0.04644791815691122,
      0.028055502595110984,
      1.1795556212215452,
      -0.6916320463091677,
      -0.44188553619989335,
      -0.11816460215297658,
      0.9536178058003281,
      -0.15183769068230973,
      1.6139844218157007,
      0.3849238954119765,
      0.04290899365307486,
      0.16120290088229783,
      -0.3072792412401856,
      0.39038245887069756,
      -0.10625227195262506,
      -0.5460901867763044,
      -0.07855411129743353,
      0.11766160019306257,
      0.03179638780134195,
      0.456441836851346,
      0.04326899365275297,
      -0.04888311373110175,
      1.0526277652057
    ],
    "wall_time_seconds": 1087.9763706640006,
    "converged": false,
    "reference_energy": -7.8625,
    "error_vs_reference_hartree": 0.10634718887401196,
    "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"
}