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NanoGPT

Doubao Seed Character API

NanoGPT
About

Build advanced reasoning agents with Doubao Seed Character, 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. Access Doubao Seed Character via the NanoGPT API with up to 33K output tokens.

Capabilities

Input Modalities

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Output Modalities

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Reasoning
Yes
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Supported
Limits
Context Window
128K

Tokens

Input Limit
128K

Tokens

Max Output
33K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.12
Output
$0.29

Caching (per 1M tokens)

Read
$0.02
Write
$0.0025
Frequently Asked Questions

Doubao Seed Character by NanoGPT costs $0.12 per 1M input tokens and $0.29 per 1M output tokens. Cached reads cost $0.02 per 1M tokens. Cache writes cost $0.0025 per 1M tokens.

Model Details
ID
bytedance/doubao-seed-character
Provider
NanoGPT
Family
seed
Release Date
Jul 18, 2026
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
NANO_GPT_API_KEY
API Base URL
https://nano-gpt.com/api/v1
Documentation