AI Rate Card

Claude Opus 4.8 · impossibl

Claude Opus 4.8 is an Opus-tier model from Anthropic aimed at agentic coding, legal and financial document work, and complex multi-step reasoning in enterprise workflows. Over Opus 4.7 it is far more willing to flag flaws and uncertainties, catches its own mistakes during agentic runs, and uses tokens more efficiently.

Modèle de baseTous les modèles de cette baseTous les modèles du fournisseurvers le fournisseur

Entrée, $/1M $5.00

Sortie, $/1M $25.00

Lecture cache $0.50

Écriture cache $6.25

Contexte 1 000 000

Accepte images, texte

Dernière vérification 04.11.2026 12:00:14 UTC

Source page du fournisseur

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API

API compatible OpenAI : les SDK officiels d'OpenAI fonctionnent avec cette URL de base. Remplacez YOUR_API_KEY par votre clé du fournisseur.

URL de base de l'API
https://api.impossibl.com/v1
Point de terminaison
https://api.impossibl.com/v1/chat/completions
ID du modèle
anthropic/claude-opus-4-8
curl
curl https://api.impossibl.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "anthropic/claude-opus-4-8", "messages": [{"role": "user", "content": "Hello!"}], "max_tokens": 256}'
Python
import requests

r = requests.post(
    "https://api.impossibl.com/v1/chat/completions",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "anthropic/claude-opus-4-8",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ],
      "max_tokens": 256
    },
)
print(r.json())
JavaScript
const r = await fetch("https://api.impossibl.com/v1/chat/completions", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "anthropic/claude-opus-4-8",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ],
    "max_tokens": 256
  }),
});
console.log(await r.json());
Requête (JSON)
{
  "model": "anthropic/claude-opus-4-8",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "max_tokens": 256
}
Réponse (JSON)
{
  "id": "chatcmpl-...",
  "object": "chat.completion",
  "model": "anthropic/claude-opus-4-8",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Hi! How can I help?"
      },
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 9,
    "completion_tokens": 12,
    "total_tokens": 21
  }
}

L'adresse provient de la liste de modèles du fournisseur ; vérifiez-la dans sa documentation.

Documentation API du fournisseur

Source: AI Rate Card, https://airatecard.com/fr/c/offer%3Aimpossibl%7Canthropic/claude-opus-4-8, prices checked 2026-11-04; seller's page: https://impossibl.com/models/anthropic/claude-opus-4-8

Détails techniques

ID: offer:impossibl|anthropic/claude-opus-4-8