{
  "id": "IA-0333",
  "version": "0.1",
  "date": "2026-11-02",
  "moteur": "0.3.1",
  "designation": "Étude menée de bout en bout avec l'IA",
  "titre_court": "Étude de bout en bout",
  "description": "Une étude de 30 pages menée avec l'IA de bout en bout : recherches approfondies et documentaires, documents lus, entretiens transcrits, rédaction et reprises, présentation. Les volumes sont des hypothèses.",
  "categorie": {
    "code": "activites",
    "nom": "Métiers et activités"
  },
  "etage": {
    "code": "activites",
    "numero": "3",
    "nom": "Métiers et activités"
  },
  "famille": {
    "code": "meta-taches",
    "nom": "Projets confiés à l'IA"
  },
  "unite": "1 projet",
  "grandeur": "electricite",
  "type": "recette",
  "statut": "estimé",
  "repose_sur": {
    "releves": 0,
    "conventions": 0,
    "hypotheses": 1
  },
  "valeur": {
    "electricite": {
      "valeur": 1188.96,
      "basse": 1027.13,
      "haute": 1428.05,
      "unite": "Wh",
      "fourchette": "propagee",
      "publie": false
    },
    "co2e": {
      "valeur": 544.891,
      "basse": 470.723,
      "haute": 654.462,
      "unite": "gCO2e",
      "publie": false,
      "lieu": "monde",
      "gCO2e_par_kWh": 458.29
    },
    "facteur": null,
    "recomposition_Wh": 1188.96
  },
  "lieux": {
    "monde": {
      "libelle": "Dans le monde",
      "gCO2e_par_kWh": 458.29,
      "co2e_gCO2e": 544.891
    },
    "france": {
      "libelle": "En France",
      "gCO2e_par_kWh": 41.44,
      "co2e_gCO2e": 49.2707
    },
    "ue": {
      "libelle": "Dans l'Union européenne",
      "gCO2e_par_kWh": 209.9,
      "co2e_gCO2e": 249.564
    },
    "etats-unis": {
      "libelle": "Aux États-Unis",
      "gCO2e_par_kWh": 384.4,
      "co2e_gCO2e": 457.038
    },
    "allemagne": {
      "libelle": "En Allemagne",
      "gCO2e_par_kWh": 329.65,
      "co2e_gCO2e": 391.942
    },
    "irlande": {
      "libelle": "En Irlande",
      "gCO2e_par_kWh": 256.54,
      "co2e_gCO2e": 305.017
    },
    "pays-bas": {
      "libelle": "Aux Pays-Bas",
      "gCO2e_par_kWh": 253.56,
      "co2e_gCO2e": 301.474
    },
    "pologne": {
      "libelle": "En Pologne",
      "gCO2e_par_kWh": 588.6,
      "co2e_gCO2e": 699.825
    },
    "suede": {
      "libelle": "En Suède",
      "gCO2e_par_kWh": 35.26,
      "co2e_gCO2e": 41.9229
    },
    "norvege": {
      "libelle": "En Norvège",
      "gCO2e_par_kWh": 28.11,
      "co2e_gCO2e": 33.4218
    },
    "suisse": {
      "libelle": "En Suisse",
      "gCO2e_par_kWh": 39.22,
      "co2e_gCO2e": 46.6312
    },
    "finlande": {
      "libelle": "En Finlande",
      "gCO2e_par_kWh": 57.47,
      "co2e_gCO2e": 68.3298
    }
  },
  "parametres": [],
  "reglages": [
    {
      "dimension": "classe",
      "actuel": "moyen",
      "valeurs": [
        {
          "cle": "petit",
          "libelle": "Petit modèle",
          "defaut": false,
          "electricite_Wh": 465.083,
          "co2e_gCO2e": 213.143
        },
        {
          "cle": "moyen",
          "libelle": "Modèle moyen",
          "defaut": true,
          "electricite_Wh": 1188.96,
          "co2e_gCO2e": 544.891
        },
        {
          "cle": "grand",
          "libelle": "Grand modèle",
          "defaut": false,
          "electricite_Wh": 3794.7,
          "co2e_gCO2e": 1739.07
        }
      ]
    },
    {
      "dimension": "raisonnement",
      "actuel": "sans",
      "valeurs": [
        {
          "cle": "sans",
          "libelle": "Sans raisonnement",
          "defaut": true,
          "electricite_Wh": 1188.96,
          "co2e_gCO2e": 544.891
        },
        {
          "cle": "moyen",
          "libelle": "Raisonnement moyen",
          "defaut": false,
          "electricite_Wh": 1324.31,
          "co2e_gCO2e": 606.917
        },
        {
          "cle": "pousse",
          "libelle": "Raisonnement poussé",
          "defaut": false,
          "electricite_Wh": 2512.97,
          "co2e_gCO2e": 1151.67
        }
      ]
    },
    {
      "dimension": "taille",
      "actuel": "standard",
      "valeurs": [
        {
          "cle": "standard",
          "libelle": "Image standard",
          "defaut": true,
          "electricite_Wh": 1188.96,
          "co2e_gCO2e": 544.891
        },
        {
          "cle": "grande",
          "libelle": "Grande image",
          "defaut": false,
          "electricite_Wh": 1246.52,
          "co2e_gCO2e": 571.269
        }
      ]
    },
    {
      "dimension": "calage",
      "actuel": "mesures",
      "valeurs": [
        {
          "cle": "mesures",
          "libelle": "Calé sur les chiffres publiés",
          "defaut": true,
          "electricite_Wh": 1188.96,
          "co2e_gCO2e": 544.891
        },
        {
          "cle": "bruts",
          "libelle": "Facteurs bruts",
          "defaut": false,
          "electricite_Wh": 1628.54,
          "co2e_gCO2e": 746.344
        }
      ]
    }
  ],
  "curseurs": [],
  "params": {
    "lieu": "monde",
    "adoption": "courant",
    "calage": "mesures",
    "classe": "moyen",
    "outillage": "assistant",
    "raisonnement": "sans",
    "secteur": "services",
    "taille": "standard",
    "t_mot": 1.6,
    "t_consigne": 40,
    "t_question": 100,
    "t_reponse": 400,
    "t_email": 240,
    "t_page": 640,
    "t_article": 1600,
    "t_document": 19200,
    "t_roman": 128000,
    "t_tolkien": 768000,
    "t_minute_parole": 240,
    "t_reunion": 17600,
    "t_page_web": 1600,
    "t_extrait": 320,
    "t_image_lue": 1100,
    "t_minute_audio_lue": 600,
    "t_minute_audio_ecrite": 1200,
    "t_ligne_code": 12,
    "t_fonction": 480,
    "t_fichier_code": 3600,
    "t_tableur": 9300,
    "t_consigne_systeme": 500,
    "pages": 30,
    "part_utilisateurs": 0.25,
    "k_calage": 0.6556
  },
  "perimetre": {
    "court": "étapes confiées à l'IA, centre de données",
    "compte": "les recherches, les lectures, la rédaction, les reprises, la présentation et le refroidissement du centre de données",
    "non_compte": "le temps humain, la fabrication des serveurs et l'entraînement des modèles"
  },
  "recette": [
    {
      "id": "IA-0045",
      "designation": "Faire une recherche approfondie",
      "role": "entree",
      "quantite": 5,
      "unitaire_Wh": 98.9177,
      "contribution_Wh": 494.588,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 5 recherches approfondies",
      "adresse": "https://projetcelsius.com/ia/base/taches/faire-une-recherche-approfondie/"
    },
    {
      "id": "IA-0225",
      "designation": "Mener une recherche documentaire, 10 sources",
      "role": "entree",
      "quantite": 3,
      "unitaire_Wh": 28.6479,
      "contribution_Wh": 85.9438,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 3 recherches documentaires de 10 sources",
      "adresse": "https://projetcelsius.com/ia/base/taches/mener-une-recherche-documentaire-10-sources/"
    },
    {
      "id": "IA-0043",
      "designation": "Interroger un PDF de 30 pages",
      "role": "entree",
      "quantite": 20,
      "unitaire_Wh": 4.73081,
      "contribution_Wh": 94.6162,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 20 documents longs interrogés",
      "adresse": "https://projetcelsius.com/ia/base/taches/interroger-un-pdf-de-30-pages/"
    },
    {
      "id": "IA-0207",
      "designation": "Résumer un document de 30 pages",
      "role": "entree",
      "quantite": 10,
      "unitaire_Wh": 4.88312,
      "contribution_Wh": 48.8312,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 10 documents résumés",
      "adresse": "https://projetcelsius.com/ia/base/taches/resumer-un-document-de-30-pages/"
    },
    {
      "id": "IA-0208",
      "designation": "Analyser un tableur",
      "role": "entree",
      "quantite": 5,
      "unitaire_Wh": 2.77849,
      "contribution_Wh": 13.8924,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 5 tableurs analysés",
      "adresse": "https://projetcelsius.com/ia/base/taches/analyser-un-tableur/"
    },
    {
      "id": "IA-0216",
      "designation": "Transcrire et résumer une réunion d'une heure",
      "role": "entree",
      "quantite": 10,
      "unitaire_Wh": 29.5939,
      "contribution_Wh": 295.939,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 10 entretiens ou réunions d'une heure transcrits",
      "adresse": "https://projetcelsius.com/ia/base/taches/transcrire-et-resumer-une-reunion-d-une-heure/"
    },
    {
      "id": "IA-0203",
      "designation": "Rédiger une page",
      "role": "entree",
      "quantite": 30,
      "unitaire_Wh": 0.452312,
      "contribution_Wh": 13.5693,
      "nature": "hypothese",
      "source": null,
      "note": "La rédaction du rapport de 30 pages",
      "adresse": "https://projetcelsius.com/ia/base/taches/rediger-une-page/"
    },
    {
      "id": "IA-0205",
      "designation": "Corriger ou reformuler une page",
      "role": "entree",
      "quantite": 60,
      "unitaire_Wh": 0.600005,
      "contribution_Wh": 36.0003,
      "nature": "hypothese",
      "source": null,
      "note": "Deux reprises par page",
      "adresse": "https://projetcelsius.com/ia/base/taches/corriger-ou-reformuler-une-page/"
    },
    {
      "id": "IA-0223",
      "designation": "Préparer une présentation de 10 diapositives",
      "role": "entree",
      "quantite": 2,
      "unitaire_Wh": 11.3977,
      "contribution_Wh": 22.7954,
      "nature": "hypothese",
      "source": null,
      "note": "Deux présentations",
      "adresse": "https://projetcelsius.com/ia/base/taches/preparer-une-presentation-de-10-diapositives/"
    },
    {
      "id": "IA-0042",
      "designation": "Poser une question rapide",
      "role": "entree",
      "quantite": 100,
      "unitaire_Wh": 0.3,
      "contribution_Wh": 30,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 100 questions au fil de l'étude",
      "adresse": "https://projetcelsius.com/ia/base/taches/poser-une-question-rapide/"
    },
    {
      "id": "IA-0201",
      "designation": "Avoir une conversation de 10 échanges",
      "role": "entree",
      "quantite": 15,
      "unitaire_Wh": 3.51926,
      "contribution_Wh": 52.7889,
      "nature": "hypothese",
      "source": null,
      "note": "Environ 15 séances de réflexion",
      "adresse": "https://projetcelsius.com/ia/base/taches/avoir-une-conversation-de-10-echanges/"
    }
  ],
  "lignage": [
    {
      "id": "IA-0045",
      "designation": "Faire une recherche approfondie",
      "etage": "taches",
      "quantite": 5,
      "contribution_Wh": 494.588,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 577.072,
          "contribution_Wh": 184.663,
          "nature": "hypothese"
        },
        {
          "id": "IA-0012",
          "designation": "Relire 1 000 tokens en cache",
          "etage": "machine",
          "quantite": 5769.28,
          "contribution_Wh": 184.617,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 576.928,
              "contribution_Wh": 184.617,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0011",
          "designation": "Écrire 1 000 tokens",
          "etage": "machine",
          "quantite": 83.6546,
          "contribution_Wh": 80.3084,
          "nature": "hypothese"
        },
        {
          "id": "IA-0049",
          "designation": "Faire une recherche web classique (référence)",
          "etage": "taches",
          "quantite": 150,
          "contribution_Wh": 45,
          "nature": "hypothese"
        }
      ]
    },
    {
      "id": "IA-0216",
      "designation": "Transcrire et résumer une réunion d'une heure",
      "etage": "taches",
      "quantite": 10,
      "contribution_Wh": 295.939,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0018",
          "designation": "Transcrire une minute d'audio",
          "etage": "machine",
          "quantite": 660,
          "contribution_Wh": 250.8,
          "nature": "mesure"
        },
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 127.213,
          "contribution_Wh": 40.708,
          "nature": "convention"
        },
        {
          "id": "IA-0011",
          "designation": "Écrire 1 000 tokens",
          "etage": "machine",
          "quantite": 4.61542,
          "contribution_Wh": 4.43081,
          "nature": "convention"
        }
      ]
    },
    {
      "id": "IA-0043",
      "designation": "Interroger un PDF de 30 pages",
      "etage": "taches",
      "quantite": 20,
      "contribution_Wh": 94.6162,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 278.368,
          "contribution_Wh": 89.0777,
          "nature": "convention"
        },
        {
          "id": "IA-0021",
          "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
          "etage": "machine",
          "quantite": 5.76928,
          "contribution_Wh": 5.53851,
          "nature": "convention",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 5.76928,
              "contribution_Wh": 5.53851,
              "nature": "convention"
            }
          ]
        }
      ]
    },
    {
      "id": "IA-0225",
      "designation": "Mener une recherche documentaire, 10 sources",
      "etage": "taches",
      "quantite": 3,
      "contribution_Wh": 85.9438,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0207",
          "designation": "Résumer un document de 30 pages",
          "etage": "taches",
          "quantite": 30,
          "contribution_Wh": 57.8774,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 139.328,
              "contribution_Wh": 44.585,
              "nature": "convention"
            },
            {
              "id": "IA-0021",
              "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
              "etage": "machine",
              "quantite": 13.8463,
              "contribution_Wh": 13.2924,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0209",
          "designation": "Faire une recherche web assistée par une IA",
          "etage": "taches",
          "quantite": 9,
          "contribution_Wh": 24.7155,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 52.5726,
              "contribution_Wh": 16.8232,
              "nature": "hypothese"
            },
            {
              "id": "IA-0049",
              "designation": "Faire une recherche web classique (référence)",
              "etage": "taches",
              "quantite": 18,
              "contribution_Wh": 5.4,
              "nature": "hypothese"
            },
            {
              "id": "IA-0021",
              "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
              "etage": "machine",
              "quantite": 2.59618,
              "contribution_Wh": 2.49233,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0204",
          "designation": "Rédiger un article de 1 000 mots",
          "etage": "taches",
          "quantite": 3,
          "contribution_Wh": 3.3508,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0021",
              "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
              "etage": "machine",
              "quantite": 3.46157,
              "contribution_Wh": 3.32311,
              "nature": "convention"
            },
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 0.0865392,
              "contribution_Wh": 0.0276925,
              "nature": "convention"
            }
          ]
        }
      ]
    },
    {
      "id": "IA-0201",
      "designation": "Avoir une conversation de 10 échanges",
      "etage": "taches",
      "quantite": 15,
      "contribution_Wh": 52.7889,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0021",
          "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
          "etage": "machine",
          "quantite": 43.2696,
          "contribution_Wh": 41.5388,
          "nature": "convention",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 43.2696,
              "contribution_Wh": 41.5388,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0012",
          "designation": "Relire 1 000 tokens en cache",
          "etage": "machine",
          "quantite": 243.391,
          "contribution_Wh": 7.78853,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 24.3392,
              "contribution_Wh": 7.78853,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 10.8174,
          "contribution_Wh": 3.46157,
          "nature": "convention"
        }
      ]
    },
    {
      "id": "IA-0207",
      "designation": "Résumer un document de 30 pages",
      "etage": "taches",
      "quantite": 10,
      "contribution_Wh": 48.8312,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 138.751,
          "contribution_Wh": 44.4004,
          "nature": "convention"
        },
        {
          "id": "IA-0021",
          "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
          "etage": "machine",
          "quantite": 4.61542,
          "contribution_Wh": 4.43081,
          "nature": "convention",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 4.61542,
              "contribution_Wh": 4.43081,
              "nature": "convention"
            }
          ]
        }
      ]
    },
    {
      "id": "IA-0205",
      "designation": "Corriger ou reformuler une page",
      "etage": "taches",
      "quantite": 60,
      "contribution_Wh": 36.0003,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0021",
          "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
          "etage": "machine",
          "quantite": 27.6925,
          "contribution_Wh": 26.5848,
          "nature": "convention",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 27.6925,
              "contribution_Wh": 26.5848,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 29.4233,
          "contribution_Wh": 9.41546,
          "nature": "convention"
        }
      ]
    },
    {
      "id": "IA-0042",
      "designation": "Poser une question rapide",
      "etage": "taches",
      "quantite": 100,
      "contribution_Wh": 30,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0011",
          "designation": "Écrire 1 000 tokens",
          "etage": "machine",
          "quantite": 28.8462,
          "contribution_Wh": 27.6923,
          "nature": "convention"
        },
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 7.21154,
          "contribution_Wh": 2.30769,
          "nature": "convention"
        }
      ]
    },
    {
      "id": "IA-0223",
      "designation": "Préparer une présentation de 10 diapositives",
      "etage": "taches",
      "quantite": 2,
      "contribution_Wh": 22.7954,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0046",
          "designation": "Créer une image",
          "etage": "taches",
          "quantite": 6,
          "contribution_Wh": 19.1862,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0013",
              "designation": "Générer une image",
              "etage": "machine",
              "quantite": 6.6,
              "contribution_Wh": 19.1862,
              "nature": "mesure"
            }
          ]
        },
        {
          "id": "IA-0203",
          "designation": "Rédiger une page",
          "etage": "taches",
          "quantite": 4,
          "contribution_Wh": 1.80925,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0021",
              "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
              "etage": "machine",
              "quantite": 1.84617,
              "contribution_Wh": 1.77232,
              "nature": "convention"
            },
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 0.115386,
              "contribution_Wh": 0.0369234,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0042",
          "designation": "Poser une question rapide",
          "etage": "taches",
          "quantite": 6,
          "contribution_Wh": 1.8,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 1.73077,
              "contribution_Wh": 1.66154,
              "nature": "convention"
            },
            {
              "id": "IA-0010",
              "designation": "Lire 1 000 tokens",
              "etage": "machine",
              "quantite": 0.432692,
              "contribution_Wh": 0.138462,
              "nature": "convention"
            }
          ]
        }
      ]
    },
    {
      "id": "IA-0208",
      "designation": "Analyser un tableur",
      "etage": "taches",
      "quantite": 5,
      "contribution_Wh": 13.8924,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 33.8945,
          "contribution_Wh": 10.8462,
          "nature": "hypothese"
        },
        {
          "id": "IA-0021",
          "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
          "etage": "machine",
          "quantite": 3.1731,
          "contribution_Wh": 3.04618,
          "nature": "hypothese",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 3.1731,
              "contribution_Wh": 3.04618,
              "nature": "convention"
            }
          ]
        }
      ]
    },
    {
      "id": "IA-0203",
      "designation": "Rédiger une page",
      "etage": "taches",
      "quantite": 30,
      "contribution_Wh": 13.5693,
      "nature": "hypothese",
      "fait_de": [
        {
          "id": "IA-0021",
          "designation": "Écrire 1 000 tokens, avec l'effort de raisonnement",
          "etage": "machine",
          "quantite": 13.8463,
          "contribution_Wh": 13.2924,
          "nature": "convention",
          "fait_de": [
            {
              "id": "IA-0011",
              "designation": "Écrire 1 000 tokens",
              "etage": "machine",
              "quantite": 13.8463,
              "contribution_Wh": 13.2924,
              "nature": "convention"
            }
          ]
        },
        {
          "id": "IA-0010",
          "designation": "Lire 1 000 tokens",
          "etage": "machine",
          "quantite": 0.865392,
          "contribution_Wh": 0.276925,
          "nature": "convention"
        }
      ]
    }
  ],
  "entre_dans": [],
  "conventions": [
    {
      "code": "C1",
      "nom": "La requête type",
      "regle": "Une requête compte 100 tokens lus et 400 écrits",
      "valeur": "100 lus, 400 écrits",
      "alternatives": "410 et 90 (calage de Watershed) ; 1 000 et 400"
    },
    {
      "code": "C3",
      "nom": "Le centre de données",
      "regle": "L'électricité des serveurs est multipliée par 1,10 pour le centre de données",
      "valeur": "× 1,10",
      "alternatives": "× 1,72 des puces au service complet chez Google, à ne jamais cumuler"
    },
    {
      "code": "C4",
      "nom": "Le cache",
      "regle": "Un token relu en cache coûte 10 % d'un token lu",
      "valeur": "10 %",
      "alternatives": "bornes 1 % et 25 %"
    },
    {
      "code": "C5",
      "nom": "Le lieu par défaut",
      "regle": "Sans autre information, les serveurs sont dans le monde, à l'électricité moyenne mondiale",
      "valeur": "monde",
      "alternatives": "les États-Unis, où tournent la plupart des grands assistants"
    },
    {
      "code": "C7",
      "nom": "L'électricité, location-based, en cycle de vie",
      "regle": "Le kilowattheure est celui du pays des serveurs, en cycle de vie, d'une seule source pour tous les pays",
      "valeur": "Ember et Our World in Data, 2025",
      "alternatives": "market-based, avec les contrats d'achat, affiché à côté quand il est publié"
    },
    {
      "code": "C8",
      "nom": "Deux chiffres significatifs",
      "regle": "Une valeur calculée s'arrondit à deux chiffres significatifs, une valeur publiée est reprise avec la précision de sa source ; le calcul garde toute la précision",
      "valeur": "2 chiffres",
      "alternatives": ""
    }
  ],
  "releves": [],
  "adresses": {
    "page": "https://projetcelsius.com/ia/base/activites/etude-menee-de-bout-en-bout-avec-l-ia/",
    "lien_court": "https://projetcelsius.com/ia/base/IA-0333/",
    "json": "https://projetcelsius.com/ia/base/activites/etude-menee-de-bout-en-bout-avec-l-ia.json",
    "markdown": "https://projetcelsius.com/ia/base/activites/etude-menee-de-bout-en-bout-avec-l-ia.md"
  },
  "licence": "CC BY 4.0",
  "citation": "Projet Celsius, Base Impact de l'IA, « Étude menée de bout en bout avec l'IA », IA-0333, version 0.1, 2 novembre 2026, projetcelsius.com/ia/base/IA-0333/ · CC BY 4.0."
}