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Compare · 2026-10-15

Claude Opus 5.5 vs Gemini 1.5 Pro 002

As of Oct 15, 2026, Claude Opus 5.5 leads Gemini 1.5 Pro 002 in 2 of 2 shared categories: General LLM and Science.

CategoryClaude Opus 5.5Gemini 1.5 Pro 002
General LLM
#2 · Near-SOTA · General LLM
Margin 1.0638297872340416
LMArena leaderboard dataset · Oct 13, 2026
#12 · #12 in General LLM
Margin —
LMArena leaderboard dataset · Mar 3, 2025
Reasoning
#1 · Co-SOTA · Reasoning
Margin 0
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Feb 17, 2025
Math
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
#40 · Was SOTA · Math
Margin 88.88888888888889
Epoch AI benchmarking hub · Sep 24, 2024
Science
#31 · #31 in Science
Margin —
Epoch AI benchmarking hub · Sep 22, 2026
#111 · #111 in Science
Margin —
Epoch AI benchmarking hub · Sep 24, 2024
Coding
#1 · Co-SOTA · Coding
Margin 0
Terminal-Bench Harbor Hub · Oct 6, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Dec 10, 2024
Coding › Agentic
#1 · Co-SOTA · Coding › Agentic
Margin 0
Terminal-Bench Harbor Hub · Oct 6, 2026
—
Coding › Web dev
#1 · SOTA · Coding › Web dev
Margin 0
LMArena leaderboard dataset · Oct 13, 2026
—
Long context
#1 · Co-SOTA · Long context
Margin 0
LMArena leaderboard dataset · Oct 13, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Feb 27, 2025
Vision
#4 · Near-SOTA · Vision
Margin 13.15789473684211
Epoch AI benchmarking hub · Sep 22, 2026
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 9, 2026
Factuality
#1 · Co-SOTA · Factuality
Margin 0
LMArena leaderboard dataset · Oct 13, 2026
—
Abstraction (ARC)
#1 · #1 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Sep 22, 2026
—
Price per 1M tokens

Claude Opus 5.5: $8.000000000000002 per 1M blended tokens.

Gemini 1.5 Pro 002: price per 1M tokens is unset in the catalog.

Open weights

Claude Opus 5.5: closed weights.

Gemini 1.5 Pro 002: closed weights.

Which to pick

General LLM: As of Oct 15, 2026, Claude Opus 5.5 leads Gemini 1.5 Pro 002 in General LLM at #2 against #12.

Science: As of Oct 15, 2026, Claude Opus 5.5 leads Gemini 1.5 Pro 002 in Science at #31 against #111.

Claude Opus 5.5 · Gemini 1.5 Pro 002

Claude Opus 5.5 or Gemini 1.5 Pro 002?

As of Oct 15, 2026, Claude Opus 5.5 leads Gemini 1.5 Pro 002 in 2 of 2 shared categories: General LLM and Science.

Claude Opus 5.5 or Gemini 1.5 Pro 002 for General LLM?

As of Oct 15, 2026, Claude Opus 5.5 leads Gemini 1.5 Pro 002 in General LLM at #2 against #12.

Claude Opus 5.5 or Gemini 1.5 Pro 002 for Science?

As of Oct 15, 2026, Claude Opus 5.5 leads Gemini 1.5 Pro 002 in Science at #31 against #111.