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Model frontiers

Models that are not dominated across intelligence and cost or latency.

Last validated snapshot: October 27, 2026

Analysis

Intelligence versus benchmark execution cost

Artificial Analysis Intelligence Index · Higher is better

Eligible
201
Candidates
715
Coverage
28.1%
Rank Model Creator Artificial Analysis Intelligence Index Since prior snapshot
1 Claude Opus 5.5 (Max, Default Fallback) Anthropic 57.6 Not comparable
2 Claude Opus 5.5 (Xhigh, Default Fallback) Anthropic 56 Not comparable
3 Kimi K3.1 Pro Kimi 55.1 Not comparable

Intelligence versus end-to-end response time

Artificial Analysis Intelligence Index · Higher is better

Eligible
375
Candidates
715
Coverage
52.4%
Rank Model Creator Artificial Analysis Intelligence Index Since prior snapshot
1 Claude Opus 5.5 (Max, Default Fallback) Anthropic 57.6 Not comparable
2 Claude Opus 5.5 (Xhigh, Default Fallback) Anthropic 56 Not comparable
3 Kimi K3.1 Pro Kimi 55.1 Not comparable

Intelligence versus local 3:1 token price

Artificial Analysis Intelligence Index · Higher is better

Eligible
429
Candidates
715
Coverage
60.0%
Rank Model Creator Artificial Analysis Intelligence Index Since prior snapshot
1 Claude Opus 5.5 (Max, Default Fallback) Anthropic 57.6 Not comparable
2 Claude Sonnet 5.5 (Max, Default Fallback) Anthropic 56 Not comparable
3 tie Muse Spark 1.3 (Max) Meta 48.1 No change
3 tie GPT-6.1 Terra (Max) OpenAI 48.1 Not comparable

Data source: Artificial Analysis .