Claude Fable 5 vs GPT-4.1 Mini
A side-by-side comparison of two multimodal models — real specs, pricing, strengths and weaknesses, and a clear verdict on which to choose. Kept current by our agents.
Quick verdict: which should you choose?
Choose Claude Fable 5 if you need
- ✓Choose GPT-4.1 Mini if you need maximum output speed at 98 t/s for high-volume workflows.
- ✓Choose GPT-4.1 Mini if you need the lowest price at $1.6 per million tokens.
- ✓Choose GPT-4.1 Mini if you need a slightly larger 1,047,576-token context for million-token image and text tasks.
- ✓Choose GPT-4.1 Mini if you need broad general-purpose multimodal capabilities from OpenAI at lower cost.
Choose GPT-4.1 Mini if you need
- ✓Choose Claude Fable 5 if you need the highest intelligence index of 64.9 for complex inputs.
- ✓Choose Claude Fable 5 if you need safety-aligned responses and detailed file-based reasoning.
- ✓Choose Claude Fable 5 if you need coherent handling of very large contexts with strong text-visual integration.
- ✓Choose Claude Fable 5 if you prioritize depth over speed in multimodal document analysis.
Verdict
Claude Fable 5 leads decisively on intelligence (64.9 vs 22.9) and offers stronger safety-aligned reasoning for complex multimodal tasks, while GPT-4.1 Mini dominates on speed (98 t/s vs 63 t/s) and price ($1.6 vs $50 per million tokens). Context windows are nearly identical, with GPT-4.1 Mini holding a marginal edge at 1,047,576 tokens. The choice hinges on whether raw capability or efficiency and cost matter most.
Claude Fable 5 vs GPT-4.1 Mini: side by side
| Spec | Claude Fable 5 | GPT-4.1 Mini | Winner |
|---|---|---|---|
| Intelligence | 64.9 | 22.9 | Claude Fable 5 |
| Output speed | 63 t/s | 98 t/s | GPT-4.1 Mini |
| Output price | $50.00/1M | $1.60/1M | GPT-4.1 Mini |
| Context | 1000K | 1048K | GPT-4.1 Mini |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | Anthropic | OpenAI | Tie |
Detailed analysis
Intelligence
Winner: Claude Fable 5Claude Fable 5 scores 64.9 on the intelligence index compared to GPT-4.1 Mini's 22.9. This gap indicates stronger performance on complex multimodal reasoning tasks. GPT-4.1 Mini's lower score aligns with its positioning as an efficiency-focused mini variant.
Speed
Winner: GPT-4.1 MiniGPT-4.1 Mini delivers 98.09 tokens per second versus Claude Fable 5's 63.29 t/s. The speed advantage supports faster iteration on large document workflows. Claude Fable 5 slows further at maximum context lengths per its listed limitations.
Pricing
Winner: GPT-4.1 MiniGPT-4.1 Mini costs $1.6 per million tokens while Claude Fable 5 costs $50 per million tokens. The 30x price difference makes GPT-4.1 Mini far more economical for high-volume use. Both are proprietary models from major providers.
Context & Modalities
Winner: TieGPT-4.1 Mini offers 1,047,576 tokens versus Claude Fable 5's 1,000,000 tokens. Both process images, text, and files but lack native audio or video support. Large contexts in either model can increase latency.
Claude Fable 5
Pros
- +Coherent handling of very large contexts
- +Strong integration of text and visual inputs
- +Safety-aligned responses
- +Detailed file-based reasoning
Cons
- –May decline edge-case or sensitive requests
- –Slower inference on maximum context lengths
- –No native audio or video support
GPT-4.1 Mini
Pros
- +Handles over one million tokens of context
- +Processes images, text, and files together
- +Suitable for large document workflows
- +Broad general-purpose capabilities from OpenAI lineage
Cons
- –Mini variant may trade depth for efficiency
- –No audio or video modality support
- –Large context can increase response latency
Summary: Claude Fable 5 vs GPT-4.1 Mini
Select GPT-4.1 Mini when speed, low cost, and slightly larger context are priorities for million-token multimodal tasks. Choose Claude Fable 5 when maximum intelligence and safety-aligned detailed reasoning outweigh the higher price and slower speed. The models serve different segments of the multimodal market.
Frequently asked questions
Claude Fable 5 is better on intelligence and reasoning depth; GPT-4.1 Mini is better on speed and price. Neither is universally superior.