Grok 4.1 ThinkingvsLlama 3.1 405b Instruct Bf16

Grok 4.1 Thinking leads the overall Podium Score by 6.0 points (73.0 vs 67.0).Category wins: Grok 4.1 Thinking 0 — 0 Llama 3.1 405b Instruct Bf16.Llama 3.1 405b Instruct Bf16 is the cheaper pick ($0/M vs $15/M per 1M output tokens). Grok 4.1 Thinking is faster (50 t/s vs 50 t/s).

Key VerdictAggregated 2026 Benchmark Analysis

Grok 4.1 Thinking is rated higher overall with a Podium Score of 73.0 (vs 67.0 for Llama 3.1 405b Instruct Bf16). Both models show closely matched capabilities across domain benchmarks.

Coding & Engineering
Comparable
Inference Speed
Grok 4.1 Thinking (50 t/s)
Cost Efficiency
Llama 3.1 405b Instruct Bf16 ($0/M/M)
MetricGrok 4.1 ThinkingLlama 3.1 405b Instruct Bf16
Podium Score73.0 ▲67.0
Arena Elo
Intelligence Index
Coding
Math
Reasoning
Agentic
Knowledge
Multimodal
Long-context
Output speed50 t/s50 t/s
Output price$15/M$0/M ▲
Context window128K128K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Grok 4.1 T vs Claude Mythos · Grok 4.1 T vs Claude Fable 5 · Grok 4.1 T vs Kimi K3 · Grok 4.1 T vs Claude Opus 5
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