All benchmarks

Head-to-head

Ox Alpha vs Claude Fable 5

Fable 5 is the polished, expensive flagship. Ox Alpha matches it on context, comes remarkably close on quality, and costs nothing during preview.

Anthropic

The verdict

Fable 5 is Anthropic's top-tier model — exceptional at hard coding and long-form writing, and priced for enterprises that treat quality as the only variable. Ox Alpha matches its 1M-token context, trades within a few points on the benchmarks, and does it for $0 while in stealth. If budget matters at all, the gap is hard to justify.

Side by side

The same figures from our full benchmark table, narrowed to two columns.

Metric
Ox Alpha
Fable 5
Intelligence Index59*62
Agentic coding78*79
Context window1M1M
Max output131K64K
Throughput (tps)24*63
Price / 1M out$0$50
Multimodal
Open weights
Free to use
Where Ox Alpha wins
  • Free during preview — Fable 5 runs about $50 per million output tokens
  • Same 1M-token context window
  • Roughly double the max output (131K vs 64K tokens)
  • No account, no card, no VPN to get started
Where Fable 5 leads
  • A few points higher on composite intelligence
  • A stable, officially-supported API with an SLA
  • Best-in-class polish on long-form writing

Which should you choose?

Pick Ox Alpha if

You want frontier-class reasoning and a huge context for free, and you're comfortable running on a preview model.

Pick Fable 5 if

You need a production guarantee today and price is not a constraint.

Try Ox Alpha free

No account, no card, no VPN — open the chat and compare for yourself.

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