Claude Fable 5.1 Paid vs 
GPT Audio Paid
Claude Fable 5.1 vs GPT Audio compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
Claude Fable 5.1 — full profile › · GPT Audio — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
$50 /M outputManaged API (no infra to run)
$10 /M outputManaged API (no infra to run)
Claude Fable 5.1 vs GPT Audio specs
| Spec | Claude Fable 5.1 | GPT Audio | Winner |
|---|---|---|---|
| Maker | Anthropic | OpenAI | – |
| Type | Proprietary | Proprietary | – |
| Context window | 1M tokens | 128K tokens | |
| Input price | $10/M | $2.5/M | |
| Output price | $50/M | $10/M | |
| Vision / multimodal | Yes | No | |
| Tool / function calling | Yes | Yes | = Tie |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
Price gap & when to choose each
GPT Audio is ~5.0× cheaper than Claude Fable 5.1 on output tokens ($10 vs $50 per M tokens).
- You want frontier performance through a managed API
- You need the longer 1M context window
- You value reliability & ecosystem
- You don't want to manage infrastructure
- You want frontier performance through a managed API
- You want the lower output price
- You value reliability & ecosystem
- You don't want to manage infrastructure
Feature comparison
| Capability | Claude Fable 5.1 | GPT Audio |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✓ | ✗ |
| Tool / function calling | ✓ | ✓ |
| 1M+ context window | ✓ | ✗ |
Benchmarks: Claude Fable 5.1 vs GPT Audio
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
How Claude Fable 5.1 and GPT Audio score
| Criterion | Claude Fable 5.1 | GPT Audio |
|---|---|---|
| Cost-efficiency | 2.0 | 3.5 |
| Context window | 5.0 | 3.5 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 5.0 | 3.5 |
Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.
What each model is
Claude Fable 5.1 Paid
Claude Fable 5.1 improves on Claude Fable 5 across the board, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work: long code refactors, front-end and visual...
GPT Audio Paid
The gpt-audio model is OpenAI's first generally available audio model. The new snapshot features an upgraded decoder for more natural sounding voices and maintains better voice consistency. Audio is priced...
Frequently asked questions
Claude Fable 5.1 vs GPT Audio — which is cheaper?
GPT Audio is cheaper on output ($10/M vs $50/M).
Which has the larger context window?
Claude Fable 5.1 offers the larger context window (1M tokens).
Claude Fable 5.1 vs GPT Audio — which should I pick in 2026?
Choose GPT Audio for the lower output price ($10/M vs $50/M). Choose Claude Fable 5.1 if you need the larger 1M context window.
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