LLM Comparison

Claude Fable 5 vs GPT-5.6 Terra: benchmark scores, pricing & comparison.

Side-by-side Claude Fable 5 vs GPT-5.6 Terra 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.

Open live leaderboardClaude Fable 5 model pageGPT-5.6 Terra model page
Rank #1 vs #8AskClash overall scores 91.9 vs 76.3.
Pricing $10.0/$50.0 vs $2.50/$15.0Input and output token prices per 1M tokens when published.
Proprietary vs ProprietaryAnthropic vs OpenAI.

Claude Fable 5 vs GPT-5.6 Terra benchmark comparison

Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.

MetricClaude Fable 5GPT-5.6 Terra
Overall Score91.976.3
Leaderboard Rank#1#8
RWT9.08.5
Coding Agent Index77.277.0
HLE64.5—
GPQA94.592.9
IFEval80.3—
SWE-bench95.5—
SWE-Pro80.363.4
SWE-Atlas83.381.0
Terminal-Bench88.087.4
DeepSWE69.769.6
OSWorld85.0—
Finance Agent56.352.4
CharXiv93.5—
MMMU-Pro92.780.7
ARC-AGI 2—83.9
Tau289.286.3
MRCR—89.6
Input Price (per 1M tokens)$10.0$2.50
Output Price (per 1M tokens)$50.0$15.0
Context Window1M+1M
Benchmarks Published1613

Claude Fable 5 vs GPT-5.6 Terra head-to-head charts

Claude Fable 5 leads 11 and GPT-5.6 Terra leads 0 of 11 shared benchmarks. GPT-5.6 Terra is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Claude Fable 5GPT-5.6 Terra
Overall
91.9Claude Fable 5
76.3GPT-5.6 Terra
RWT
9.0Claude Fable 5
8.5GPT-5.6 Terra
Coding Agent Index
77.2Claude Fable 5
77.0GPT-5.6 Terra
GPQA
94.5Claude Fable 5
92.9GPT-5.6 Terra
SWE-Pro
80.3Claude Fable 5
63.4GPT-5.6 Terra
SWE-Atlas
83.3Claude Fable 5
81.0GPT-5.6 Terra
Terminal-Bench
88.0Claude Fable 5
87.4GPT-5.6 Terra
DeepSWE
69.7Claude Fable 5
69.6GPT-5.6 Terra
Finance Agent
56.3Claude Fable 5
52.4GPT-5.6 Terra
MMMU-Pro
92.7Claude Fable 5
80.7GPT-5.6 Terra
Tau2
89.2Claude Fable 5
86.3GPT-5.6 Terra
Claude Fable 5
Input$10.0
Output$50.0
Workload$20
Context1M+
GPT-5.6 Terra
Input$2.50
Output$15.0
Workload$5.50
Context1M

Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.

More Claude Fable 5 and GPT-5.6 Terra comparisons

Explore how Claude Fable 5 and GPT-5.6 Terra stack up against other top-ranked LLMs.

Claude Fable 5 vs GPT-5.6 SolGPT-5.6 Sol vs GPT-5.6 TerraClaude Fable 5 vs Kimi K3Kimi K3 vs GPT-5.6 TerraClaude Fable 5 vs Claude Opus 4.8Claude Opus 4.8 vs GPT-5.6 TerraClaude Fable 5 vs Grok 4.5Grok 4.5 vs GPT-5.6 TerraClaude Fable 5 vs Muse Spark 1.1Muse Spark 1.1 vs GPT-5.6 Terra

How to read this comparison

Benchmark scores

Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.

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.