MDL
Grok 4.5
SpaceXAI
Verified against Artificial Analysis · Jul 13, 2026
Capability
96
percentile index
Price /M
$2 / $6
in / out
Context
500K
tokens
Avg score
63.8
4 benchmarks
AA Intelligence
53.8
index
Speed
110 tok/s
TTFT 13s
Released
Jul 8, 2026
About
Grok 4.5 is a proprietary model in the Grok family from SpaceXAI. Benchmarked on 4 evals, averaging 63.8.
Benchmark scores · 4
avg 63.8 — higher is betterPerformance & price
Output speed110 tok/s
Latency (TTFT)13s
Price in / out$2 / $6 per 1M
Blended price$3 / 1M
Coding index72.4
Median across API providers, via Artificial Analysis. Blended = 3:1 input:output. For reasoning models, latency includes thinking time. Methodology →
History
full ledger →AA Long-Context Reasoningfirst seen at 67.7
4d ago
SciCodefirst seen at 54.1
4d ago
Humanity's Last Examfirst seen at 40.3
4d ago
GPQA Diamondfirst seen at 93.1
4d ago
Append-only ledger — every observed change to this model's numbers.
API providers
Artificial Analysis$6/M