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xAI · via openrouter · published window from October 5, 2026

x-ai/grok-4.7: stability, speed and price

site endpoint id x-ai--grok-4.7

Historical measurements. No successful scored check in the past 24 hours. Scores, latency and cost below describe the 24-hour window ending at the last successful check, not current performance. Current rankings exclude this endpoint.

Last successful scored check:

Core pass rate—
100.0%
historical: latest measured day
Speed—
1.4s
historical median per canary call · p95 1.4s
Cost—
$0.022
historical observed mean per scored run · probe mix differs by endpoint
Behaviour fingerprint50 runs
No change
1,290 responses · last adj. p 0.49 · Oct 13 1:56 AM UTC

Summary

x-ai/grok-4.7 has no successful scored check in the past 24 hours. The last measured day ended at 2026-10-13T01:55:02.551Z; 100.0% of core checks passed. These historical measurements are excluded from current rankings.

During that historical measurement window, median canary latency was 1.4s (p95 1.4s) and the observed mean cost per scored run was $0.022. This does not describe the endpoint’s present performance.

Raven Alpha has 1,290 fingerprint responses over 50 runs in this endpoint’s selected series (1 other partition of history exist and are not shown here); the last recorded state is “no change” at 2026-10-13T01:56:20.197Z with an adjusted p of 0.49.

No incidents on record.

Written from the numbers on this page; every figure is in results.json.

Measurement record

Provider
xAI
Route
openrouter
Model requested
x-ai/grok-4.7
Model id returned
x-ai/grok-4.7
Scored calls in window
525
Fingerprint responses
1,290
Core score change
+0.0 pts across the published window
Status
Historical · no recent check
Suite
hard-v2 + starter-v2 · methodology v0.2

Capabilities over time

35%45%55%65%75%85%95%Oct 5Oct 6Oct 10Oct 12Oct 13

Historical measurement window by capability

Instruction following100.0%

Exact-format instruction drift

Long context100.0%

Silent context truncation

Max-tokens respect100.0%

Truncation and limit changes

Incidents

No drift incidents so far. The detector re-checks every series after each run (6134 evaluations to date).

Raven Alpha: what it answers

40 runs, 1,011 responses, Oct 6 10:00 AM UTC to Oct 13 1:56 AM UTC. Each row is one fixed prompt with no right answer; the detector tracks the distribution of answers, not any single one. Filled cells: that run's most common answer was the overall favourite. Hollow cells: it was something else (normal for prompts with many good answers).

PromptMost common answers (share of all responses)Last 24 runsMedian tokens
Pick a random integer between 1 and 50. Reply with only the number.
int50 · short answer
83%27
11%37
3%23
4 distinct answers in 35 responses
50
Pick a number between 1 and 1000. Reply with only the number.
int1000 · short answer
60%427
34%742
6%573
50
Name one color. Reply with one word.
color · short answer
100%Blue.
36
Name one animal. Reply with one word.
animal · short answer
51%Dog.
44%Dolphin
3%Otter
4 distinct answers in 39 responses
36
Name a city in Europe. Reply with only the city name.
city · short answer
100%Paris
39
Give me one random English noun. Reply with one word.
noun · short answer
34%Lantern
16%pebble
11%Mountain
11 distinct answers in 38 responses
51
Flip a coin. Reply with only heads or tails.
coin · short answer
92%heads
8%tails
45
Pick a random letter of the alphabet. Reply with only the letter.
letter · short answer
87%M
13%K
53
Name one fruit. Reply with one word.
fruit · short answer
100%Apple.
35
Suggest a name for a pet cat. Reply with only the name.
cat · short answer
58%Luna
28%Whiskers
14%Mochi
65
Name one programming language. Reply with only its name.
lang · short answer
100%Python
38
Name a chemical element. Reply with one word.
element · short answer
40%Iron
20%Gold
14%Helium
6 distinct answers in 35 responses
54
Give one adjective that describes the ocean. Reply with one word.
ocean · short answer
100%Vast
68
Name a famous scientist. Reply with only the name.
scientist · short answer
97%Albert Einstein
3%Marie Curie
39
Pick a day of the week. Reply with one word.
weekday · short answer
94%Wednesday
3%Friday
3%Tuesday
74
Name one musical instrument. Reply with one word.
instrument · short answer
100%Piano
39
Write one sentence about rain.
rain · free text
36%Rain fell softly on the…
19%Rain tapped softly against the…
8%Rain softens the world, turning…
11 distinct answers in 36 responses
45
Explain what a variable is in programming, in two sentences.
variable · free text
61%A variable is a named…
39%A variable in programming is…
82
List three uses for a brick.
brick · free text
29%Three uses for a brick…
17%1. Building walls, paths, or…
17%1. Building walls or other…
11 distinct answers in 35 responses
126
What is 17 * 23?
mult · free text
58%**391** 17 × 23 =…
25%17 × 23 = 391…
14%391…
4 distinct answers in 36 responses
89
Write one sentence about the sea.
sea · free text
49%The sea stretches endlessly toward…
43%The sea stretches endlessly, its…
3%The sea stretches endlessly to…
5 distinct answers in 35 responses
49
Complete this sentence: The old house at the end of the street
house · free text
100%The old house at the…
84
Describe a cat in exactly five words.
catfive · free text
15%Soft fur, curious bright eyes…
12%Soft fur, bright curious eyes…
9%Soft fur, curious amber eyes…
23 distinct answers in 34 responses
78
Give me a one-line motivational quote.
quote · free text
14%Keep going—small steps still move…
11%Believe you can, and you’re…
11%Keep going — the next…
15 distinct answers in 35 responses
43
Say hello in a creative way, in one short sentence.
hello · free text
29%Hello—consider this a tiny firework…
20%Hello—like a lighthouse blinking once…
6%Hello—consider this a small firework…
17 distinct answers in 35 responses
47
Write a haiku about autumn.
haiku · free text
21%Leaves drift to the ground…
6%Crimson leaves descend, whispering through…
6%Leaves drift to the ground—…
23 distinct answers in 33 responses
110
Write the first sentence of a mystery novel.
story · free text
18%The detective found the letter…
15%The letter arrived three days…
12%The detective arrived at the…
17 distinct answers in 34 responses
64
Give one tip for sleeping better, in one sentence.
tip · free text
100%Keep a consistent bedtime and…
52

Raw file: x-ai--grok-4.7.json (the same reference martingale check compares your endpoint against).

Each category is scored by deterministic checks only (Structured JSON, Tool calling and others). Read the methodology.