Claude Sonnet 4.5 (latest) · poe

Claude Sonnet 4.5 represents a major leap forward in AI capability and alignment. It is the most advanced model released by Anthropic to date, distinguished by dramatic improvements in reasoning, mathematics, and real-world coding. Supports 200k tokens of context - Anthropic retired the 1M-token beta for this model on 2026-04-30 (platform.claude.com/docs/en/release-notes/api).

Basismodell Alle Modelle dieser Basis Alle Modelle des Anbieters zum Anbieter

Eingabe, $/1M $2.58

Ausgabe, $/1M $12.88

Cache-Lesen $0.26

Cache-Schreiben $3.22

Kontext 196 608

Akzeptiert Bilder, Text

Zuletzt geprüft 04.11.2026 12:00:14 UTC

Quelle Seite des Anbieters

Preisalarme

Anmelden, um dem Preis zu folgen

API

OpenAI-kompatible API: Die offiziellen OpenAI-SDKs funktionieren mit dieser Basis-URL. Ersetzen Sie YOUR_API_KEY durch Ihren Schlüssel vom Anbieter.

API-Basis-URL	`https://api.poe.com/v1`
Endpunkt	`https://api.poe.com/v1/chat/completions`
Modell-ID	`claude-sonnet-4.5`

curl

curl https://api.poe.com/v1/chat/completions \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "claude-sonnet-4.5", "messages": [{"role": "user", "content": "Hello!"}], "max_tokens": 256}'

Python

import requests

r = requests.post(
    "https://api.poe.com/v1/chat/completions",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    json={
      "model": "claude-sonnet-4.5",
      "messages": [
        {
          "role": "user",
          "content": "Hello!"
        }
      ],
      "max_tokens": 256
    },
)
print(r.json())

JavaScript

const r = await fetch("https://api.poe.com/v1/chat/completions", {
  method: "POST",
  headers: {Authorization: "Bearer YOUR_API_KEY", "Content-Type": "application/json"},
  body: JSON.stringify({
    "model": "claude-sonnet-4.5",
    "messages": [
      {
        "role": "user",
        "content": "Hello!"
      }
    ],
    "max_tokens": 256
  }),
});
console.log(await r.json());

Anfrage (JSON)

{
  "model": "claude-sonnet-4.5",
  "messages": [
    {
      "role": "user",
      "content": "Hello!"
    }
  ],
  "max_tokens": 256
}

Antwort (JSON)

{
  "id": "chatcmpl-...",
  "object": "chat.completion",
  "model": "claude-sonnet-4.5",
  "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
  }
}

Die Adresse stammt aus der Modellliste des Anbieters; bitte mit seiner Dokumentation abgleichen.

API-Dokumentation des Anbieters

Source: AI Rate Card, https://airatecard.com/de/c/offer%3Apoe%7Cclaude-sonnet-4.5, prices checked 2026-11-04; seller's page: https://poe.com/claude-sonnet-4.5

Technische Details

ID: offer:poe|claude-sonnet-4.5