Claude Fable 5 vs Muse Spark 1.3
As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in 7 of 8 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Long context, Vision, and Factuality.
Claude Fable 5
Close. Near-SOTA in General LLM, rank #3.
Muse Spark 1.3
Yes. Yes on Coding › Web dev (best per dollar); Vision (best per dollar). Not the overall leader.
| Category | Claude Fable 5 | Muse Spark 1.3 |
|---|---|---|
| General LLM | #3 · Near-SOTA · General LLM Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | #9 · #9 in General LLM Margin 4.7872340425531945 LMArena leaderboard dataset · Oct 13, 2026 |
| Reasoning | #3 · Near-SOTA · Reasoning Margin 2.1276595744680833 LMArena leaderboard dataset · Oct 13, 2026 | #8 · #8 in Reasoning Margin 4.7872340425531945 LMArena leaderboard dataset · Oct 13, 2026 |
| Math | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 | #— · Not enough data Margin — LMArena leaderboard dataset · Oct 13, 2026 |
| Science | #56 · #56 in Science Margin — Epoch AI benchmarking hub · Jun 9, 2026 | — |
| Coding | #6 · #6 in Coding Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | #18 · #18 in Coding Margin 86.36363636363636 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Agentic | #6 · #6 in Coding › Agentic Margin 31.818181818181813 Terminal-Bench Harbor Hub · Oct 6, 2026 | #18 · #18 in Coding › Agentic Margin 86.36363636363636 Terminal-Bench Harbor Hub · Oct 6, 2026 |
| Coding › Web dev | #19 · Was SOTA · Coding › Web dev Margin 14.400000000000006 LMArena leaderboard dataset · Oct 13, 2026 | #11 · #11 in Coding › Web dev Margin 8 LMArena leaderboard dataset · Oct 13, 2026 |
| Long context | #3 · Near-SOTA · Long context Margin 1.5957446808510696 LMArena leaderboard dataset · Oct 13, 2026 | #15 · #15 in Long context Margin 7.978723404255305 LMArena leaderboard dataset · Oct 13, 2026 |
| Vision | #5 · Was SOTA · Vision Margin 15.78947368421052 Epoch AI benchmarking hub · Jun 9, 2026 | #8 · #8 in Vision Margin 23.684210526315795 Epoch AI benchmarking hub · Sep 2, 2026 |
| Factuality | #7 · Was SOTA · Factuality Margin 4.6511627906976685 LMArena leaderboard dataset · Oct 13, 2026 | #12 · #12 in Factuality Margin 7.558139534883736 LMArena leaderboard dataset · Oct 13, 2026 |
| Abstraction (ARC) | #1 · #1 in Abstraction (ARC) Margin — Epoch AI benchmarking hub · Jun 9, 2026 | — |
Claude Fable 5: $20 per 1M blended tokens.
Muse Spark 1.3: $2.0000000000000004 per 1M blended tokens.
Claude Fable 5: closed weights.
Muse Spark 1.3: closed weights.
General LLM: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in General LLM at #3 against #9.
Reasoning: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Reasoning at #3 against #8.
Coding: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Coding at #6 against #18.
Coding › Agentic: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Coding › Agentic at #6 against #18.
Coding › Web dev: As of Oct 15, 2026, Muse Spark 1.3 leads Claude Fable 5 in Coding › Web dev at #11 against #19.
Long context: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Long context at #3 against #15.
Vision: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Vision at #5 against #8.
Factuality: As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Factuality at #7 against #12.
Claude Fable 5 · Muse Spark 1.3
Claude Fable 5 or Muse Spark 1.3?
As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in 7 of 8 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Long context, Vision, and Factuality.
Claude Fable 5 or Muse Spark 1.3 for General LLM?
As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in General LLM at #3 against #9.
Claude Fable 5 or Muse Spark 1.3 for Reasoning?
As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Reasoning at #3 against #8.
Claude Fable 5 or Muse Spark 1.3 for Coding?
As of Oct 15, 2026, Claude Fable 5 leads Muse Spark 1.3 in Coding at #6 against #18.