Benchmark scores
Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.
LLM Comparison
Claude Fable 5.2 vs Claude Fable 5: benchmark scores, pricing & comparison.
Side-by-side Claude Fable 5.2 vs Claude Fable 5 comparison across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, context window, and AskClash RWT. Green marks the winner on each benchmark.
Verdict: Claude Fable 5.2 ranks higher (#1 vs #7) and wins 5 of 6 shared benchmarks; Claude Fable 5.2 costs less ($8.00/$40.0 vs $10.0/$50.0 per 1M tokens).
Rank #1 vs #7AskClash overall scores 81.6 vs 70.9.
Pricing $8.00/$40.0 vs $10.0/$50.0Input and output token prices per 1M tokens when published.
Proprietary vs ProprietaryAnthropic vs Anthropic.
Claude Fable 5.2 vs Claude Fable 5 benchmark comparison
Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.
| Metric | Claude Fable 5.2 | Claude Fable 5 |
|---|---|---|
| Overall Score | 81.6 | 70.9 |
| Leaderboard Rank | #1 | #7 |
| ACB | 91.4 | 64.6 |
| RWT | — | 9.0 |
| Coding Agent Index | — | 77.2 |
| HLE | 74.2 | 64.5 |
| GPQA | — | 94.5 |
| IFEval | — | 80.3 |
| SWE-bench | — | 95.5 |
| SWE-Pro | 93.0 | 80.3 |
| SWE-Atlas | — | 83.3 |
| Terminal-Bench | 59.6 | 42.4 |
| DeepSWE | 74.3 | 69.7 |
| GDPval-AA | 1831.0 | 1932.5 |
| OSWorld | — | 85.0 |
| MCP Atlas | — | 83.3 |
| Finance Agent | — | 56.3 |
| CharXiv | — | 93.5 |
| MMMU-Pro | — | 89.3 |
| Tau2 | — | 89.2 |
| Input Price (per 1M tokens) | $8.00 | $10.0 |
| Output Price (per 1M tokens) | $40.0 | $50.0 |
| Context Window | 1M | 1M+ |
| Benchmarks Published | 9 | 16 |
Claude Fable 5.2 vs Claude Fable 5 head-to-head charts
Claude Fable 5.2 leads 6 and Claude Fable 5 leads 1 of 7 shared benchmarks. Claude Fable 5.2 is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.
Claude Fable 5.2Claude Fable 5
Overall
ACB
HLE
SWE-Pro
Terminal-Bench
DeepSWE
GDPval-AA
Claude Fable 5.2
Input$8.00
Output$40.0
Workload$16
Context1M
Claude Fable 5
Input$10.0
Output$50.0
Workload$20
Context1M+
Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.
More Claude Fable 5.2 and Claude Fable 5 comparisons
Explore how Claude Fable 5.2 and Claude Fable 5 stack up against other top-ranked LLMs.
Claude Fable 5.2 vs Claude Opus 5.5Claude Opus 5.5 vs Claude Fable 5Claude Fable 5.2 vs Claude Sonnet 5.5Claude Sonnet 5.5 vs Claude Fable 5Claude Fable 5.2 vs Claude Fable 5.1Claude Fable 5.1 vs Claude Fable 5Claude Fable 5.2 vs Gemini 4 ArgonGemini 4 Argon vs Claude Fable 5Claude Fable 5.2 vs Claude Opus 5Claude Opus 5 vs Claude Fable 5
How to read this comparison
Token pricing
Lower is better for input and output prices. Green marks the cheaper model per 1M tokens.
Coverage matters
Models with fewer disclosed benchmark cells may have inflated percentile scores. Check the benchmark cell count for context.
This comparison page is generated from the AskClash LLM leaderboard cache. Open the live leaderboard for real-time scores and interactive filtering.