MDL
Grok 4
xAI
Verified against Artificial Analysis · Jul 13, 2026
Capability
88
percentile index
Price /M
$5.5 / $27.5
in / out
Context
—
Avg score
68.4
11 benchmarks
AA Intelligence
33.3
index
Weights
Closed
Released
Jul 10, 2025
About
Grok 4 is a proprietary model in the Grok family from xAI. Benchmarked on 11 evals, averaging 68.4.
Benchmark scores · 11
avg 68.4 — higher is betterThe research behind this model
all papers mentioning it →When AI Takes Sides on Questions of Faith: Persistent Asymmetries in AI-Mediated Faith GuidanceMay 21, 2026Evaluating Commercial AI Chatbots as News IntermediariesMay 21, 2026RefusalBench: Why Refusal Rate Misranks Frontier LLMs on Biological Research PromptsMay 20, 2026FORGE: Self-Evolving Agent Memory With No Weight Updates via Population BroadcastMay 15, 2026LLM-Based Persuasion Enables Guardrail Override in Frontier LLMsMay 13, 2026
Mentions matched by name in title/abstract — from the arXiv + HF daily corpus.
Performance & price
Price in / out$5.5 / $27.5 per 1M
Blended price$11 / 1M
Math index92.7
Median across API providers, via Artificial Analysis. Blended = 3:1 input:output. For reasoning models, latency includes thinking time. Methodology →
History
full ledger →Capability over time
Append-only ledger — every observed change to this model's numbers.
API providers
Artificial Analysis$27.5/M