ByteDance Seed: Seed-OSS-36B-Instruct
Seed-OSS-36B-Instruct is a language model from ByteDance Seed released on Sep 4, 2025. It reads text and writes text, with a 262K token context window and up to 262K tokens per reply.
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It costs $0.21 per million input tokens and $0.57 per million output tokens.
It supports tool calling and structured JSON output.
2 providers serve it, including SiliconFlow and SiliconFlow (China).
- Modalities
- In / out price
- $0.21 / $0.57 per 1M
- Context
- 262K
- Max output
- 262K
- Released
- Sep 4, 2025
- Knowledge cutoff
- n/a
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
Seed-OSS-36B-Instruct pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $0.21 / 1M tokens | |
|---|---|---|
| Output | $0.57 / 1M tokens |
Seed-OSS-36B-Instruct providers
2 providers serve it, including SiliconFlow and SiliconFlow (China). Each host sets its own price and limits, so the cheapest one is not always the one with the longest context.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output |
|---|---|---|---|---|---|
| SiliconFlow | $0.21 | $0.57 | – | 262K | 262K |
| SiliconFlow (China) | $0.21 | $0.57 | – | 262K | 262K |
What Seed-OSS-36B-Instruct costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call Seed-OSS-36B-Instruct through an OpenAI compatible API.
- Tools
tools - Structured outputs
structured_outputs - Temperature
temperature
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Seed-OSS-36B-Instruct questions
How much does the Seed-OSS-36B-Instruct API cost?
$0.21 per million input tokens and $0.57 per million output tokens. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of Seed-OSS-36B-Instruct?
262,000 tokens of input, and it can write up to 262,000 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Which providers serve Seed-OSS-36B-Instruct?
2 providers serve it, including SiliconFlow and SiliconFlow (China). Prices differ by host, so the Providers table on this page lists each one with its input and output price.
Does Seed-OSS-36B-Instruct support tool calling?
Yes. It accepts tool definitions and can return JSON that matches a schema, which is what an agent needs to call your APIs.
Is Seed-OSS-36B-Instruct open source?
No. ByteDance Seed serves it through an API only, so you cannot download the weights or host it yourself.
When was Seed-OSS-36B-Instruct released?
Sep 4, 2025.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on Seed-OSS-36B-Instruct?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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