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Grok-1.5V vs Inkling 2 Small

Inkling 2 Small leads the LLM Stats Score 47.2 to -1.4.

xAI · Thinking Machines Lab · Updated for 2026

Which is better?

Inkling 2 Small leads the overall LLM Stats Score 47.2 to -1.4, ranking #40 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Grok-1.5V

  • you are already invested in the xAI ecosystem

Choose Inkling 2 Small

  • overall performance matters — it scores 47.2 and ranks #40 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you want the most recent training data — it shipped Nov 2026

At a glance

The differences that matter most.

Grok-1.5V
xAI
Inkling 2 Small
Thinking Machines Lab
Core performance indexes
LLM Stats Score
-1.4
#380
47.2
#40
Reasoning
-0.7
#365
48.0
#26
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.30 / M
Output price
— / M
$1.00 / M
Context window
—
256,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Grok-1.5V
Inkling 2 Small
Vision
-2.0#222
29.2#45
Multimodal
0.3#180
28.9#42
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

7 reported for Grok-1.5V · 11 for Inkling 2 Small

No common benchmarks found

Grok-1.5V and Inkling 2 Smalldon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Inkling 2 Small specifies input context (256,000 tokens).

xAI
Grok-1.5V
Input- tokens
Output- tokens
Thinking Machines Lab
Inkling 2 Small
Input256,000 tokens
Output- tokens
Fri Nov 13 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Grok-1.5V and Inkling 2 Small support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Grok-1.5V

Text
Images
Audio
Video

Inkling 2 Small

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Grok-1.5V

Proprietary

Closed source

Inkling 2 Small

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-1.5V was released on 2024-04-12, while Inkling 2 Small was released on 2026-11-05.

Inkling 2 Small is 31 months newer than Grok-1.5V.

Grok-1.5V

Apr 12, 2024

2.6 years ago

Inkling 2 Small

Nov 5, 2026

1 weeks ago

2.6yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Grok-1.5V and Inkling 2 Small side-by-side, then vote on the output you prefer.

Grok-1.5V
✓ Preferred
Inkling 2 Small
Open in Playground

FAQ

Common questions about Grok-1.5V vs Inkling 2 Small.

Which is better, Grok-1.5V or Inkling 2 Small?

Inkling 2 Small leads the LLM Stats Score 47.2 to -1.4. Grok-1.5V is made by xAI and Inkling 2 Small is made by Thinking Machines Lab. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Grok-1.5V compare to Inkling 2 Small in benchmarks?

Grok-1.5V scores AI2D: 88.3%, DocVQA: 85.6%, TextVQA: 78.1%, ChartQA: 76.1%, RealWorldQA: 68.7%. Inkling 2 Small scores GPQA: 93.0%, BrowseComp: 90.2%, CharXiv-R: 85.6%, MCP Atlas: 85.0%, SWE-Bench Verified: 82.2%.

What are the context window sizes for Grok-1.5V and Inkling 2 Small?

Grok-1.5V supports an unknown number of tokens and Inkling 2 Small supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-1.5V and Inkling 2 Small?

Key differences include LLM Stats Score (-1.4 vs 47.2). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-1.5V and Inkling 2 Small?

Grok-1.5V is developed by xAI and Inkling 2 Small is developed by Thinking Machines Lab.

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