SpaceXAI's Grok 4.6 Scores 61 on the Artificial Analysis Intelligence Index
This brings SpaceXAI back to the intelligence frontier alongside OpenAI, behind only Anthropic. It cost $0.84 per task, the same as Kimi K3 with slightly higher intelligence, placing it on the Intelligence vs. Cost per Task Pareto frontier ➤ Grok 4.6 sits at Fable 5-tier on AA-Briefcase, our private benchmark of long-horizon agentic knowledge work tasks, with an Elo of 1577 - behind the Claude Opus 5 family.
- ▪This brings SpaceXAI back to the intelligence frontier alongside OpenAI, behind only Anthropic.
- ▪It cost $0.84 per task, the same as Kimi K3 with slightly higher intelligence, placing it on the Intelligence vs.
- ▪Cost per Task Pareto frontier ➤ Grok 4.6 sits at Fable 5-tier on AA-Briefcase, our private benchmark of long-horizon agentic knowledge work tasks, with an Elo of 1577 - behind the Claude Opus 5 family.
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| Original publisher | Artificialanalysis |
| Canonical URL | https://artificialanalysis.ai/articles/grok-4-6-benchmarks-and-analysis |
| Publication time | Wed, 12 Aug 2026 16:54:25 +0000 |
| Retrieval time | 2026-08-12T17:16:35.161Z |
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Artificial AnalysisKArtificial AnalysisModelsCoding AgentsSpeech, Image, VideoInferenceLeaderboardsAboutAI TrendsArenasKAll articlesAugust 12, 2026SpaceXAI's Grok 4.6 scores 61 on the Artificial Analysis Intelligence Index, joining the frontier in line with GPT-5.6 Sol, with standout agentic performance at lower cost Grok 4.6 gains 5 points over Grok 4.5 on the Intelligence Index just over one month after its release, or +23 points compared to Grok 4.3. This brings SpaceXAI back to the intelligence frontier alongside OpenAI, behind only Anthropic.
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