---
title: ByteDance Seed: Seed 1.6 API | Text Generation | ModelsLab
description: ByteDance Seed 1.6 Flash: Ultra-fast multimodal LLM with 256K context, text/image/video input, 16K output tokens.
url: https://modelslab.com/models/bytedance-seed/bytedance-seed-seed-1.6.md
canonical: https://modelslab.com/models/bytedance-seed/bytedance-seed-seed-1.6.md
type: product
component: Playground/LLM/Index
generated_at: 2026-06-03T20:24:42.917792Z
---

ByteDance Seed: Seed 1.6
---

 [LLMs.txt](https://modelslab.com/models/open_router/bytedance-seed-seed-1.6/llms.txt) [.md](https://modelslab.com/models/bytedance-seed/bytedance-seed-seed-1.6.md)

ByteDance Seed: Seed 1.6
---

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### ByteDance Seed: Seed 1.6

bytedance-seed bytedance-seed-seed-1.6

Copy model ID

PricingInput $0.25 / 1M tokens

Output $2.00 / 1M tokens

API EndpointsOpenAI Compatible

`https://modelslab.com/api/v7/llm/chat/completions`Endpoint

Anthropic Compatible

`https://modelslab.com/api/v7/llm/v1/messages`Messages

`https://modelslab.com/api/v7/llm/v1/messages/count_tokens`Count Tokens

`https://modelslab.com/api/v7/llm/v1/models`Models

Use with Claude Code

cURL Example

ParametersSystem MessageYou are a helpful AI assistant specialized in providing accurate and detailed responses.

Temperature0.7

Max Tokens1000

Top P0.9

Frequency Penalty0

Presence Penalty0

Model Info

Support

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About ByteDance Seed: Seed 1.6
---

Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.

### Technical Specifications

Model IDbytedance-seed-seed-1.6

CategoryLLM Models

TaskText Generation

Price$1.125 per million tokens

AddedFebruary 20, 2026

### Key Features

- Chat completion and multi-turn conversation API
- Streaming response with token-by-token output
- Function calling and tool use support
- System prompts and role-based messaging
- JSON mode and structured output

### Quick Start

Integrate ByteDance Seed: Seed 1.6 into your application with a single API call. Get your API key from the [pricing page](https://modelslab.com/pricing) to get started.

PythonJavaScriptcURLPHP

```
<code>import requests
import json

url = "https://modelslab.com/api/v7/llm/chat/completions"

headers = {
    "Content-Type": "application/json"
}

data = {
        "model_id": "bytedance-seed-seed-1.6",
        "messages": [
            {
                "role": "user",
                "content": "Hello!"
            }
        ],
        "max_tokens": 1000,
        "key": "YOUR_API_KEY"
    }

try:
    response = requests.post(url, headers=headers, json=data)
    response.raise_for_status()  # Raises an HTTPError for bad responses (4XX or 5XX)
    result = response.json()
    print("API Response:")
    print(json.dumps(result, indent=2))
except requests.exceptions.HTTPError as http_err:
    print(f"HTTP error occurred: {http_err} - {response.text}")
except Exception as err:
    print(f"Other error occurred: {err}")</code>
```

### Pricing

ByteDance Seed: Seed 1.6 API costs $1.125000 per million tokens. Pay only for what you use with no minimum commitments. [View pricing plans](https://modelslab.com/pricing)

### Use Cases

- AI chatbots and virtual assistants
- Code generation and developer tools
- Content writing and copywriting automation
- Data analysis, summarization, and extraction

[Browse LLM Models](https://modelslab.com/models?feature=llmaster) [More from Bytedance Seed](https://modelslab.com/models/open_router) [View Pricing](https://modelslab.com/pricing)

ByteDance Seed: Seed 1.6 FAQ
---

### What is ByteDance Seed: Seed 1.6?

Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.

### How do I use the ByteDance Seed: Seed 1.6 API?

You can integrate ByteDance Seed: Seed 1.6 into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "bytedance-seed-seed-1.6" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation.

### How much does ByteDance Seed: Seed 1.6 cost?

ByteDance Seed: Seed 1.6 costs $1.125000 per million tokens. ModelsLab uses pay-per-use pricing with no minimum commitments. A free tier is available to get started.

### What is the ByteDance Seed: Seed 1.6 model ID?

The model ID for ByteDance Seed: Seed 1.6 is "bytedance-seed-seed-1.6". Use this ID in your API requests to specify this model.

### Does ByteDance Seed: Seed 1.6 have a free tier?

Yes, ModelsLab offers a free tier that lets you try ByteDance Seed: Seed 1.6 and other AI models. Sign up to get free API credits and start building immediately.

---

*This markdown version is optimized for AI agents and LLMs.*

**Links:**
- [Website](https://modelslab.com)
- [API Documentation](https://docs.modelslab.com)
- [Blog](https://modelslab.com/blog)

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*Generated by ModelsLab - 2026-06-04*