Grok-2 Image 1212 vs Grok-4.1 Fast Non-Reasoning
Comparing Grok-2 Image 1212 and Grok-4.1 Fast Non-Reasoning across benchmarks, pricing, and capabilities.
xAI · xAI · Updated for 2026
Which is better?
Grok-2 Image 1212 and Grok-4.1 Fast Non-Reasoning trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.
Grok-4.1 Fast Non-Reasoning also accepts a larger context window (2,000,000 input tokens), making it the stronger choice for long documents and large codebases.
Based on current benchmark, pricing, and model metadata for 2026.
Choose Grok-2 Image 1212
- you are already invested in the xAI ecosystem
Choose Grok-4.1 Fast Non-Reasoning
- you process long inputs — it offers a 2,000,000 token context window
- you want the most recent training data — it shipped Nov 2025
At a glance
The differences that matter most.
Performance Benchmarks
Comparative analysis across standard metrics
Grok-2 Image 1212 and Grok-4.1 Fast Non-Reasoningdon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.
Arena Performance
Playground indexes and blind preference scores
Context Window
Maximum input and output token capacity
Grok-4.1 Fast Non-Reasoning accepts 2,000,000 input tokens compared to Grok-2 Image 1212's 131,072 tokens. Only Grok-4.1 Fast Non-Reasoning specifies output context (30,000 tokens).
Input Capabilities
Supported data types and modalities
Grok-4.1 Fast Non-Reasoning supports multimodal inputs, whereas Grok-2 Image 1212 does not.
Grok-4.1 Fast Non-Reasoning can handle both text and other forms of data like images, making it suitable for multimodal applications.
Grok-2 Image 1212
Grok-4.1 Fast Non-Reasoning
License
Usage and distribution terms
Both models are licensed under proprietary licenses.
Both models have usage restrictions defined by their respective organizations.
Proprietary
Closed source
Proprietary
Closed source
Release Timeline
When each model was launched
Grok-2 Image 1212 was released on 2024-12-12, while Grok-4.1 Fast Non-Reasoning was released on 2025-11-17.
Grok-4.1 Fast Non-Reasoning is 11 months newer than Grok-2 Image 1212.
Dec 12, 2024
1.7 years ago
Nov 17, 2025
9 months ago
11mo newerKnowledge Cutoff
When training data ends
Neither model specifies a knowledge cutoff date.
Unable to compare the recency of their training data.
Provider Availability
Grok-2 Image 1212 is available from xAI. Grok-4.1 Fast Non-Reasoning is available from xAI.
Grok-2 Image 1212
Grok-4.1 Fast Non-Reasoning
Outputs Comparison
Judge for yourself.
Run your own prompts against Grok-2 Image 1212 and Grok-4.1 Fast Non-Reasoning side-by-side, then vote on the output you prefer.
FAQ
Common questions about Grok-2 Image 1212 vs Grok-4.1 Fast Non-Reasoning.