Compare / head-to-head
Claude Fable 5vs
Grok 4.7
Claude Fable 5 leads 19 of 23 shared benchmarks. Grok 4.7 is 7.5x cheaper per token. 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
19 – 3
Claude Fable 5 leads · 1 tied
Cheaper per token
Grok 4.7
7.5x cheaper, input + output
Larger context
Claude Fable 5
1M tokens
Providers
2 providers
Anthropic · xAI
Claude Fable 5
Anthropic · released 2026-06-09
textvision
Quality
Benchmark matrix
23 shared · 21 only Claude Fable 5 · 7 only Grok 4.7| Benchmark | Claude Fable 5 | Grok 4.7 | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 23 | ||||
| GPQA Diamond | 85.9% ↗epoch run | 92.7% ↗epoch run | -6.8 pt | Grok 4.7 |
| LMArena Elo | 1504.3 ↗ | 1442.5 ↗ | +61.8 | Claude Fable 5 |
| APEX-Agents (Mercor) | 63.6% ↗ | 54.6% ↗ | +9 pt | Claude Fable 5 |
| Chess Puzzles (Epoch AI run) | 41% ↗epoch run | 38% ↗epoch run | +3 pt | Claude Fable 5 |
| FrontierMath Tier 4 v2 (Epoch AI run) | 90.2% ↗epoch run | 17.1% ↗epoch run | +73.1 pt | Claude Fable 5 |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | 87% ↗epoch run | 53% ↗epoch run | +34 pt | Claude Fable 5 |
| FrontierSWE V2 (Proximal Labs) | 47% ↗ | 29.5% ↗ | +17.5 pt | Claude Fable 5 |
| Furniture Assembly (Epoch AI run) | 35.8% ↗epoch run | 20.8% ↗epoch run | +15 pt | Claude Fable 5 |
| LiveBench Agentic Coding (LiveBench) | 62.2% ↗ | 54% ↗ | +8.2 pt | Claude Fable 5 |
| LiveBench Coding (LiveBench) | 86% ↗ | 77.2% ↗ | +8.8 pt | Claude Fable 5 |
| LiveBench Data Analysis (LiveBench) | 80.5% ↗ | 76.9% ↗ | +3.6 pt | Claude Fable 5 |
| LiveBench Instruction Following (LiveBench) | 75.8% ↗ | 75.3% ↗ | +0.5 pt | Claude Fable 5 |
| LiveBench Language (LiveBench) | 90.7% ↗ | 80.1% ↗ | +10.6 pt | Claude Fable 5 |
| LiveBench Mathematics (LiveBench) | 96% ↗ | 95.7% ↗ | +0.3 pt | Claude Fable 5 |
| LiveBench Reasoning (LiveBench) | 89.7% ↗ | 82.7% ↗ | +7 pt | Claude Fable 5 |
| LMArena Agent (LMArena) | 0.0821 ↗ | 0.0404 ↗ | 0 | Tie |
| LMArena WebDev (LMArena) | 1625.3 ↗ | 1637.5 ↗ | -12.2 | Grok 4.7 |
| Mystery Game Puzzles (Epoch AI run) | 52% ↗epoch run | 29% ↗epoch run | +23 pt | Claude Fable 5 |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | 100% ↗epoch run | 98.1% ↗epoch run | +1.9 pt | Claude Fable 5 |
| SAGE (Vals AI) | 51.9% ↗ | 40.8% ↗ | +11.1 pt | Claude Fable 5 |
| SimpleQA Verified | 70.7% ↗epoch run | 56% ↗epoch run | +14.7 pt | Claude Fable 5 |
| Terminal-Bench 4.0 (Vals AI) | 41.4% ↗ | 28.8% ↗ | +12.6 pt | Claude Fable 5 |
| Vending-Bench 2 (Andon Labs) | 5680.26 ↗ | 10536.83 ↗ | -4856.6 | Grok 4.7 |
| Only Claude Fable 5 reports · 21 | ||||
| SWE-bench Verified | 95% ↗ | not reported | — | — |
| AutomationBench | 17.4% ↗ | not reported | — | — |
| Blueprint-Bench 2 | 38.6% ↗ | 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 | — | — |
| 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 | — | — |
| LMArena Vision (LMArena) | 1308.8 ↗ | not reported | — | — |
| MirrorCode (Epoch AI run) | 63.9% ↗epoch run | not reported | — | — |
| OfficeQA Pro | 57.9% ↗ | not reported | — | — |
| OSWorld-Verified | 85% ↗ | not reported | — | — |
| OSWorld-Verified (XLANG) | 86% ↗ | not reported | — | — |
| SimpleBench (SimpleBench) | 81.9% ↗ | 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 | — | — |
| WeirdML (Håvard Tveit Ihle) | 91.9% ↗ | not reported | — | — |
| Only Grok 4.7 reports · 7 | ||||
| AA Briefcase v1.1 | not reported | 1657 ↗ | — | — |
| CursorBench 4.0 | not reported | 46.3% ↗ | — | — |
| DeepSWE v1.1 | not reported | 71% ↗ | — | — |
| EEBench | not reported | 64% ↗ | — | — |
| Harvey Legal Agent Benchmark | not reported | 19.6% ↗ | — | — |
| HealthBench Professional | not reported | 56.7% ↗ | — | — |
| Terminal-Bench 4.0 | not reported | 38% ↗ | — | — |
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 Grok 4.7 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 | Grok 4.7 | Edge |
|---|---|---|---|
| Context window | 1M tokens | 500K tokens | Claude Fable 5 |
| Max output | 128K tokens | — | — |
| Input price / 1M | $10 ↗ | $2 ↗ | Grok 4.7 |
| Output price / 1M | $50 ↗ | $6 ↗ | Grok 4.7 |
| Cached input / 1M | $1 ↗ | $0.5 ↗ | Grok 4.7 |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $60 | $8 | Grok 4.7 |
| Modalities | text · vision | text · vision | Tie |
| Released | 2026-06-09 | 2026-09-21 | — |
| Cited benchmark scores | 44 | 30 | — |
Reliability
Provider status
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Which one wins on your data?
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