seed-1.8

Live
ByteDance

Optimized specifically for multimodal agent scenarios. It features enhanced agent capabilities, upgraded multimodal comprehension, and more flexible context management.

Modality

Chat

Context window

256K tokens

Max output

16K tokens

Region

US

Published

Jul 21, 2026

Pricing

Input

14.05

EGP per 1M tokens

Output

112.40

EGP per 1M tokens

Use it via the API

seed-1.8 works with any OpenAI-compatible SDK — point the base URL at https://preprod-backend.sovereigneg.com/v1 and use your SovereignEG API key.

Run inference

OpenAI-compatible — POST /v1/chat/completions — drop-in for any OpenAI SDK.

from openai import OpenAI

client = OpenAI(
    base_url="https://preprod-backend.sovereigneg.com/v1",
    api_key="YOUR_API_KEY",
)

response = client.chat.completions.create(
    model="seed-1.8",
    messages=[
        {"role": "user", "content": "What are some fun things to do in Cairo?"}
    ],
)

print(response.choices[0].message.content)

Frequently asked questions

How much does seed-1.8 cost?

14.05 EGP per 1M input tokens; 112.40 EGP per 1M output tokens. Billing is metered per token in Egyptian pounds (EGP), with no minimum commitment.

What is the context window of seed-1.8?

seed-1.8 supports a context window of 256,000 tokens (256K), with up to 16,384 output tokens per response.

Where is seed-1.8 hosted?

seed-1.8 is served from US (US-hosted inference).

How do I use seed-1.8 via the API?

seed-1.8 is available through the OpenAI-compatible SovereignEG API: point your SDK's base URL at https://preprod-backend.sovereigneg.com/v1 and call /v1/chat/completions with model "seed-1.8" and your API key.