Last refreshed 2026-07-10. Next refresh: weekly.
Why use Seedream 4.5 on Vercel AI Gateway?
Vercel AI Gateway offers Seedream 4.5 with competitive pricing. Vercel AI Gateway is a unified AI proxy providing a single OpenAI-compatible API endpoint to 275+ models from 25+ providers including Anthropic, OpenAI, Google, Meta, Mistral, DeepSeek, xAI, Alibaba, Amazon, ByteDance, Cohere, MiniMax, MoonshotAI, KwaiPilot, Black Forest Labs, Recraft, Voyage AI, NVIDIA, and more.
Compare Seedream 4.5 across 3 providers to find the best fit for your use caseInput / 1M
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Output / 1M
-
Cache
Not sourced
Batch
Not sourced
Setup recipe
Python + curlInstall
pip install openaiAuth
export AI_GATEWAY_API_KEY=...Call
import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],Model ID
bytedance/seedream-4.5Request example
import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["AI_GATEWAY_API_KEY"],
base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
model="bytedance/seedream-4.5",
messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)Gotchas
- Use provider model ID "bytedance/seedream-4.5", not the LLMReference slug "seedream-v4.5".
- creator/model-name e.g. kwaipilot/kat-coder-pro-v2
- The examples expect AI_GATEWAY_API_KEY; rename it only if your application config maps the new variable.
Compare Seedream 4.5 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Vercel AI Gateway | — | — |
| Volcengine | — | — |
| fal API | — | — |
Pricing
| Type | Rate |
|---|---|
| Image input | $0.04 |
Capabilities
Multimodal
About Seedream 4.5
Seedream 4.5 by ByteDance Seed team. High-quality text-to-image generation model released December 2025. Available via Fal API (fal-ai/bytedance/seedream/v4.5/text-to-image).
Get Started
Model Specs
Released2025-12-04