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Abacus

Grok 4.1 Fast (Non-Reasoning) API

Abacus
About

Integrate multimodal vision capabilities using Grok 4.1 Fast (Non-Reasoning), designed to process both text and images seamlessly. This model delivers cost-effective pricing at $0.20/1M input and $0.50/1M output tokens, native tool calling support. Access Grok 4.1 Fast (Non-Reasoning) via the Abacus API with up to 16K output tokens.

Capabilities

Input Modalities

textimage

Output Modalities

text
Reasoning
No
Structured Output
No
Tool Use
Yes
WeightsClosed
Temperature
Adjustable
Attachment
Supported
Limits
Context Window
2.0M

Tokens

Input Limit
2.0M

Tokens

Max Output
16K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.20
Output
$0.50
Frequently Asked Questions

Grok 4.1 Fast (Non-Reasoning) by Abacus costs $0.20 per 1M input tokens and $0.50 per 1M output tokens.

Model Details
ID
grok-4-1-fast-non-reasoning
Provider
Abacus
Family
grok
Release Date
Nov 17, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@ai-sdk/openai-compatible
Environment Variables
ABACUS_API_KEY
API Base URL
https://routellm.abacus.ai/v1
Documentation