xai
Grok 4.5
current · frontier · measured cost · verified 2026-08-21
List price · USD per million tokens
Input
$2
Output
$6
Cached input
$0.3
Context
500k
Provider pricing page · verified 2026-08-21
Cost per solved task · by task tier
light
$3.81
moderate
$3.81
heavy
$3.81
Source: Artificial Analysis (artificialanalysis.ai) · verified 2026-08-21 · measured basis: the benchmark observed this cost, so no tier assumption touches it and the three tiers are identical
PROMPT-LENGTH TIERED; rates apply to prompts < 200k. At >= 200k: $4.00 in / $12.00 out / $0.60 cache.
Benchmark rows
Where the pass rate comes from
Every row that names this model, with its harness and cost basis. Rows are harness + model combinations, not properties of the bare model.
| Benchmark | Entry | Pass | $ / task | Basis | Run / read |
|---|---|---|---|---|---|
| Artificial Analysis Coding Agent Index v1.4 | Grok Build - Grok 4.5 (high) | 64.0% | $2.44 | measured by source | 2026-08-21 |
measured peers
Cost per solved task against its peers
Measured rows only, ranked as on the calculator. Monthly figures at 200 tasks. Lower is better.
measured · the benchmark ran the model and observed this cost
Source: Artificial Analysis (artificialanalysis.ai) · verified 2026-08-21
Compare
Head to head
Side-by-side pricing and cost per solved task with another current model.