Meta: LLaMA 3.1 8B Instant · fastrouter

Llama 3.1 8B Instruct is Meta's compact, efficiency-focused language model from the Llama 3.1 family. At just 8 billion parameters, this instruction-tuned variant delivers impressive performance with minimal computational requirements, making it ideal for resource-constrained environments and latency-sensitive applications. Despite its smaller size, the model maintains competitive performance in human evaluations against much larger models, particularly excelling in straightforward dialogue, content generation, and common instruction-following tasks. The model features improved inference speed and reduced deployment costs compared to larger variants while maintaining the core capabilities that make Llama models effective. It's particularly well-suited for mobile applications, edge devices, and scaled deployments where efficiency and performance balance are critical considerations.

Modèle de base Tous les modèles de cette base Tous les modèles du fournisseur vers le fournisseur

Entrée, $/1M $0.22

Sortie, $/1M $0.22

Contexte 8 192

Sortie max. 4 096

Accepte texte

Dernière vérification 04.11.2026 12:00:14 UTC

Source page du fournisseur

Alertes de prix

Connectez-vous pour suivre le prix

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://go.fastrouter.ai/api/v1`
Point de terminaison	`https://go.fastrouter.ai/api/v1/chat/completions`
ID du modèle	`meta-llama/llama-3.1-8b-instant`

curl

curl https://go.fastrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "meta-llama/llama-3.1-8b-instant", "messages": [{"role": "user", "content": "Hello!"}], "max_tokens": 256}'

Python

import requests

r = requests.post(
    "https://go.fastrouter.ai/api/v1/chat/completions",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "meta-llama/llama-3.1-8b-instant",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ],
      "max_tokens": 256
    },
)
print(r.json())

JavaScript

const r = await fetch("https://go.fastrouter.ai/api/v1/chat/completions", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "meta-llama/llama-3.1-8b-instant",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ],
    "max_tokens": 256
  }),
});
console.log(await r.json());

Requête (JSON)

{
  "model": "meta-llama/llama-3.1-8b-instant",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "max_tokens": 256
}

Réponse (JSON)

{
  "id": "chatcmpl-...",
  "object": "chat.completion",
  "model": "meta-llama/llama-3.1-8b-instant",
  "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%3Afastrouter%7Cmeta-llama/llama-3.1-8b-instant, prices checked 2026-11-04; seller's page: https://fastrouter.ai/models/meta-llama/llama-3.1-8b-instant

Détails techniques

ID: offer:fastrouter|meta-llama/llama-3.1-8b-instant