Claude Fable 5.1 vs Granite 4.1 30B
Benchmark Performance
Available Benchmarks
Technical Differences
Side-by-Side Facts
| Field | Claude Fable 5.1 | granite-4.1-30b |
|---|---|---|
| Developer | Anthropic | IBM |
| Family | Claude 5 1 | Granite 4 1 30b |
| Model | Claude Fable 5.1 | granite-4.1-30b |
| Version | Claude Fable 5.1 | granite-4.1-30b |
| Lifecycle | active | active |
| Released | 2026-09-01 | 2026-04-29 |
| Knowledge cutoff | 2026-06-01 | Unknown |
| Input modalities | Text, Image | Text |
| Output modalities | Text | Text |
| Context window | 1,000K | 131K |
| Total parameters | Unknown | 28.9B |
| Active parameters | Unknown | Unknown |
| License | Unknown | apache-2.0 |
| Open weights | No | Yes |
| API available | Yes | Unknown |
| Self-hostable | No | Yes |
| Provider access | Anthropic (Standard) | Unknown |
| Capabilities | chat, generation, reasoning, tools | chat, generation, tools |
12 comparable fields · 10 material differences · Pair passes the primary-source comparison gate
Claude Fable 5.1 Capabilities
Granite 4.1 30B Capabilities
Internal Comparison Graph
Related Comparisons
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|---|---|---|---|
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Primary Evidence
Sources and Freshness
Questions
Claude Fable 5.1 vs Granite 4.1 30B FAQs
Is Claude Fable 5.1 or Granite 4.1 30B better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Claude Fable 5.1 and Granite 4.1 30B, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Claude Fable 5.1 or Granite 4.1 30B?+
Only Claude Fable 5.1 has a directly sourced input price: $10.00 per million tokens. Only Claude Fable 5.1 has a directly sourced output price: $50.00 per million tokens.
Which has a larger context window, Claude Fable 5.1 or Granite 4.1 30B?+
Claude Fable 5.1 has the larger sourced context window. Claude Fable 5.1 supports 1,000K and Granite 4.1 30B supports 131K.
Which performs better in benchmarks, Claude Fable 5.1 or Granite 4.1 30B?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Claude Fable 5.1 or Granite 4.1 30B be self-hosted?+
Granite 4.1 30B is the only model in this pair currently marked as self-hostable. Claude Fable 5.1 is not marked open weight; Granite 4.1 30B is open weight.
Can Claude Fable 5.1 and Granite 4.1 30B understand images?+
Claude Fable 5.1 is documented with image input; Granite 4.1 30B is not documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Claude Fable 5.1 or Granite 4.1 30B?+
Neither has a larger sourced maximum output. Claude Fable 5.1 is 128K and Granite 4.1 30B is —.
Do Claude Fable 5.1 and Granite 4.1 30B support reasoning and tool use?+
Claude Fable 5.1: reasoning, tool calling, and image input. Granite 4.1 30B: tool calling. Feature support does not establish relative quality.
Which is available from more inference providers, Claude Fable 5.1 or Granite 4.1 30B?+
Claude Fable 5.1 has 1 sourced provider route; Granite 4.1 30B has 0, so Claude Fable 5.1 has broader tracked availability.
Which offers better value, Claude Fable 5.1 or Granite 4.1 30B?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.