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Claude Fable 5.2 vs Granite 3.3 8B Base

Claude Fable 5.2 leads the LLM Stats Score 61.3 to -1.1.

Anthropic · IBM · Updated for 2026

Which is better?

Claude Fable 5.2 leads the overall LLM Stats Score 61.3 to -1.1, ranking #1 overall.

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

Choose Claude Fable 5.2

  • overall performance matters — it scores 61.3 and ranks #1 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Nov 2026

Choose Granite 3.3 8B Base

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Claude Fable 5.2
Anthropic
Granite 3.3 8B Base
IBM
Core performance indexes
LLM Stats Score
61.3
#1
-1.1
#374
Reasoning
60.3
#1
-1.2
#367
Coding
50.7
#1
10.9
#195
Cost, coverage & limits
Benchmark wins
—
—
Input price
$8.00 / M
— / M
Output price
$40.00 / M
— / M
Context window
1,000,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Claude Fable 5.2
Granite 3.3 8B Base
Math
46.8#2
-0.9#324
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

29 reported for Claude Fable 5.2 · 20 for Granite 3.3 8B Base

No common benchmarks found

Claude Fable 5.2 and Granite 3.3 8B Basedon'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 Claude Fable 5.2 specifies input context (1,000,000 tokens). Only Claude Fable 5.2 specifies output context (128,000 tokens).

Anthropic
Claude Fable 5.2
Input1,000,000 tokens
Output128,000 tokens
IBM
Granite 3.3 8B Base
Input- tokens
Output- tokens
Mon Nov 09 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Fable 5.2 and Granite 3.3 8B Base support multimodal inputs.

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

Claude Fable 5.2

Text
Images
Audio
Video

Granite 3.3 8B Base

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Fable 5.2 is licensed under a proprietary license, while Granite 3.3 8B Base uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

Claude Fable 5.2

Proprietary

Closed source

Granite 3.3 8B Base

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Fable 5.2 was released on 2026-11-09, while Granite 3.3 8B Base was released on 2025-04-16.

Claude Fable 5.2 is 19 months newer than Granite 3.3 8B Base.

Claude Fable 5.2

Nov 9, 2026

0 days ago

1.6yr newer
Granite 3.3 8B Base

Apr 16, 2025

1.6 years ago

Knowledge Cutoff

When training data ends

Claude Fable 5.2 has a knowledge cutoff of 2026-06-01, while Granite 3.3 8B Base has a cutoff of 2024-04-01.

Claude Fable 5.2 has more recent training data (up to 2026-06-01), making it potentially better informed about events through that date compared to Granite 3.3 8B Base (2024-04-01).

Claude Fable 5.2

Jun 2026

2.2 yr newer
Granite 3.3 8B Base

Apr 2024

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude Fable 5.2 and Granite 3.3 8B Base side-by-side, then vote on the output you prefer.

Claude Fable 5.2
✓ Preferred
Granite 3.3 8B Base
Open in Playground

FAQ

Common questions about Claude Fable 5.2 vs Granite 3.3 8B Base.

Which is better, Claude Fable 5.2 or Granite 3.3 8B Base?

Claude Fable 5.2 leads the LLM Stats Score 61.3 to -1.1. Claude Fable 5.2 is made by Anthropic and Granite 3.3 8B Base is made by IBM. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude Fable 5.2 compare to Granite 3.3 8B Base in benchmarks?

Claude Fable 5.2 scores SWE-bench Multilingual: 96.6%, Global-MMLU: 96.0%, MILU: 94.1%, SWE-Bench Pro: 93.0%, Chartography: 91.6%. Granite 3.3 8B Base scores HumanEval: 89.7%, AttaQ: 88.5%, HumanEval+: 86.1%, AIME 2024: 81.2%, HellaSwag: 80.1%.

What are the context window sizes for Claude Fable 5.2 and Granite 3.3 8B Base?

Claude Fable 5.2 supports 1.0M tokens and Granite 3.3 8B Base supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude Fable 5.2 and Granite 3.3 8B Base?

Key differences include LLM Stats Score (61.3 vs -1.1), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Fable 5.2 and Granite 3.3 8B Base?

Claude Fable 5.2 is developed by Anthropic and Granite 3.3 8B Base is developed by IBM.

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