What is the context window of Celeris 1 by NanoGPT?

Celeris 1 by NanoGPT has a context window of 8K tokens. It supports up to 8K input tokens and can generate up to 8K output tokens.

What input and output types does Celeris 1 support?

Celeris 1 by NanoGPT accepts text as input and can generate text as output.

Is Celeris 1 by NanoGPT open source?

No, Celeris 1 by NanoGPT has closed weights. The model is only available through the NanoGPT API.

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Celeris 1 API

NanoGPT

About

Celeris 1 is a high-performance LLM available via the NanoGPT API, ideal for scalable text generation and natural language processing. This model delivers cost-effective pricing at $2.00/1M input and $6.00/1M output tokens. Access Celeris 1 via the NanoGPT API with up to 8K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text

Reasoning

Structured Output

Tool Use

WeightsClosed

Temperature

Fixed

Attachment

Not Supported

Limits

Context Window

Tokens

Input Limit

Tokens

Max Output

Tokens

Pricing

Standard (per 1M tokens)

Input

$2.00

Output

$6.00

Caching (per 1M tokens)

Read

$1.00

Frequently Asked Questions

Celeris 1 by NanoGPT costs $2.00 per 1M input tokens and $6.00 per 1M output tokens. Cached reads cost $1.00 per 1M tokens.

Model Details

celeris-1

Provider

NanoGPT

Family

Release Date

Jul 25, 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