Compare / head-to-head
Claude Fable 5vs
Kimi K2-0905
Claude Fable 5 leads 2 of 2 shared benchmarks. Claude Fable 5 has the larger context window (1M tokens).
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
2 – 0
Claude Fable 5 leads
Cheaper per token
—
list price, input + output
Larger context
Claude Fable 5
1M tokens
Providers
2 providers
Anthropic · Moonshot AI
Claude Fable 5
Anthropic · released 2026-06-09
textvision
Kimi K2-0905
Moonshot AI · released 2025-09-05
text
- Context
- 256K
- Max out
- —
- Input /1M
- —
- Output /1M
- —
- Cached /1M
- —
- Scores
- 6 · 3 core
Quality
Benchmark matrix
2 shared · 42 only Claude Fable 5 · 4 only Kimi K2-0905| Benchmark | Claude Fable 5 | Kimi K2-0905 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 2 | ||||
| SWE-bench Verified | 95% ↗ | 69.2% ↗ | +25.8 pt | Claude Fable 5 |
| WeirdML (Håvard Tveit Ihle) | 91.9% ↗ | 36.7% ↗ | +55.2 pt | Claude Fable 5 |
| Only Claude Fable 5 reports · 42 | ||||
| GPQA Diamond | 85.9% ↗epoch run | not reported | — | — |
| LMArena Elo | 1504.3 ↗ | not reported | — | — |
| APEX-Agents (Mercor) | 63.6% ↗ | not reported | — | — |
| AutomationBench | 17.4% ↗ | not reported | — | — |
| Blueprint-Bench 2 | 38.6% ↗ | not reported | — | — |
| Chess Puzzles (Epoch AI run) | 41% ↗epoch run | not reported | — | — |
| CursorBench | 72.9% ↗ | not reported | — | — |
| DeepSWE v1.1 (Datacurve) | 69.9% ↗ | not reported | — | — |
| EBR-bench (Epoch AI run) | 39.5% ↗epoch run | not reported | — | — |
| FrontierCode (Diamond) | 29.3% ↗ | not reported | — | — |
| FrontierMath Tier 4 v2 (Epoch AI run) | 90.2% ↗epoch run | not reported | — | — |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | 87% ↗epoch run | not reported | — | — |
| FrontierSWE V2 (Proximal Labs) | 47% ↗ | not reported | — | — |
| Furniture Assembly (Epoch AI run) | 35.8% ↗epoch run | not reported | — | — |
| GDP.pdf | 29.8% ↗ | not reported | — | — |
| GSO Opt@1 (GSO) | 76.5% ↗ | not reported | — | — |
| Legal Agent Benchmark (Harvey's Held-Out Set) | 13.3% ↗ | not reported | — | — |
| LiveBench Agentic Coding (LiveBench) | 62.2% ↗ | not reported | — | — |
| LiveBench Coding (LiveBench) | 86% ↗ | not reported | — | — |
| LiveBench Data Analysis (LiveBench) | 80.5% ↗ | not reported | — | — |
| LiveBench Instruction Following (LiveBench) | 75.8% ↗ | not reported | — | — |
| LiveBench Language (LiveBench) | 90.7% ↗ | not reported | — | — |
| LiveBench Mathematics (LiveBench) | 96% ↗ | not reported | — | — |
| LiveBench Reasoning (LiveBench) | 89.7% ↗ | not reported | — | — |
| LMArena Agent (LMArena) | 0.0821 ↗ | not reported | — | — |
| LMArena Vision (LMArena) | 1308.8 ↗ | not reported | — | — |
| LMArena WebDev (LMArena) | 1625.3 ↗ | not reported | — | — |
| MirrorCode (Epoch AI run) | 63.9% ↗epoch run | not reported | — | — |
| Mystery Game Puzzles (Epoch AI run) | 52% ↗epoch run | not reported | — | — |
| OfficeQA Pro | 57.9% ↗ | not reported | — | — |
| OSWorld-Verified | 85% ↗ | not reported | — | — |
| OSWorld-Verified (XLANG) | 86% ↗ | not reported | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | 100% ↗epoch run | not reported | — | — |
| SAGE (Vals AI) | 51.9% ↗ | not reported | — | — |
| SimpleBench (SimpleBench) | 81.9% ↗ | not reported | — | — |
| SimpleQA Verified | 70.7% ↗epoch run | not reported | — | — |
| SWE-Bench Pro | 80% ↗ | not reported | — | — |
| SWE-rebench 2026-05-15 to 2026-07-01 (Nebius) | 64.5% ↗ | not reported | — | — |
| tau2-bench Banking Knowledge (Sierra) | 39.7% ↗ | not reported | — | — |
| Terminal-Bench 2.1 | 84.3% ↗ | not reported | — | — |
| Terminal-Bench 4.0 (Vals AI) | 41.4% ↗ | not reported | — | — |
| Vending-Bench 2 (Andon Labs) | 5680.26 ↗ | not reported | — | — |
| Only Kimi K2-0905 reports · 4 | ||||
| Multi-SWE-Bench | not reported | 33.5% ↗ | — | — |
| SWE-Bench Multilingual | not reported | 55.9% ↗ | — | — |
| SWE-Dev | not reported | 66.6% ↗ | — | — |
| Terminal-Bench (Terminus-2) | not reported | 44.5% ↗ | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Claude Fable 5 minus Kimi K2-0905 in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | Claude Fable 5 | Kimi K2-0905 | Edge |
|---|---|---|---|
| Context window | 1M tokens | 256K tokens | Claude Fable 5 |
| Max output | 128K tokens | — | — |
| Input price / 1M | $10 ↗ | — | — |
| Output price / 1M | $50 ↗ | — | — |
| Cached input / 1M | $1 ↗ | — | — |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $60 | — | — |
| Modalities | text · vision | text | Claude Fable 5 |
| Released | 2026-06-09 | 2025-09-05 | — |
| Cited benchmark scores | 44 | 6 | — |
Reliability
Provider status
Live from /statusMore matchups
Claude Fable 5 vs …
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Kimi K2-0905 vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run Claude Fable 5 and Kimi K2-0905 on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.