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NanoGPT

Grok 3 Beta API

NanoGPT
About

Process massive datasets with Grok 3 Beta, featuring an expansive 131K context window for long-document analysis. This model delivers cost-effective pricing at $3.00/1M input and $15.00/1M output tokens. Access Grok 3 Beta via the NanoGPT API with up to 131K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
No
Structured Output
No
Tool Use
No
WeightsClosed
Temperature
Fixed
Attachment
Not Supported
Limits
Context Window
131K

Tokens

Input Limit
131K

Tokens

Max Output
131K

Tokens

Pricing

Standard (per 1M tokens)

Input
$3.00
Output
$15.00
Frequently Asked Questions

Grok 3 Beta by NanoGPT costs $3.00 per 1M input tokens and $15.00 per 1M output tokens.

Model Details
ID
grok-3-beta
Provider
NanoGPT
Family
Release Date
Sep 29, 2025
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