Kimi K3.1 Pro vs Claude Fable 5.1
Rank, tier, score and price side by side, from our weekly rankings. Scores are editorial opinion based on public sources.
A
Kimi K3.1 Pro
B
Claude Fable 5.1
- ProviderMoonshot AIAnthropic
- Rank#6Higher rank#7
- TierSS
- Score91.6Higher score91.1
- PriceAPI about $2 input / $10 output per 1M tokens via the Kimi API (per Artificial Analysis); open weights due by Nov 4, 2026Lower price tierAPI $10 input / $50 output per 1M tokens; Claude Pro and Max via usage credits, Team and Enterprise
- TaglineMoonshot AI's flagship Kimi model (October 2026) for long-horizon coding and knowledge work, with native vision and a 1M-token context window.Anthropic's Fable 5 point release, tied at the top of the Artificial Analysis Intelligence Index.
| Attribute | Kimi K3.1 Pro | Claude Fable 5.1 |
|---|---|---|
| Provider | Moonshot AI | Anthropic |
| Rank | #6Higher rank | #7 |
| Tier | S | S |
| Score | 91.6Higher score | 91.1 |
| Price | API about $2 input / $10 output per 1M tokens via the Kimi API (per Artificial Analysis); open weights due by Nov 4, 2026Lower price tier | API $10 input / $50 output per 1M tokens; Claude Pro and Max via usage credits, Team and Enterprise |
| Tagline | Moonshot AI's flagship Kimi model (October 2026) for long-horizon coding and knowledge work, with native vision and a 1M-token context window. | Anthropic's Fable 5 point release, tied at the top of the Artificial Analysis Intelligence Index. |