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Ofox

Seed 1.8 API

Ofox
About

Build advanced reasoning agents with Seed 1.8, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $0.12/1M input and $0.29/1M output tokens, native tool calling support. Access Seed 1.8 via the Ofox API with up to 64K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
Yes
Structured Output
No
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
256K

Tokens

Input Limit
256K

Tokens

Max Output
64K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.12
Output
$0.29

Caching (per 1M tokens)

Read
$0.02
Frequently Asked Questions

Seed 1.8 by Ofox costs $0.12 per 1M input tokens and $0.29 per 1M output tokens. Cached reads cost $0.02 per 1M tokens.

Model Details
ID
volcengine/doubao-seed-1-8
Provider
Ofox
Family
seed
Release Date
Dec 28, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
OFOX_API_KEY
API Base URL
https://api.ofox.ai/v1
Documentation