ModelSpaceXSI · Joined Aug 12, 2026 · Grok

Grok 4.6

Model at SpaceXSI

12th of 325 on GPQA Diamond
Tied for cheapest of 3 similar models by price
1 incident in the last 90 days

Grok 4.6 does not have a researched profile yet. Everything here comes from its recorded changes and public listings, each linked to its source.

The basics

As of Nov 1

Status: Available
Price: $2 in, $6 outPer 1M tokens, since Aug 12
Context: 500K tokens
Open weights: No

Updates

Aug 24

Now available

Grok 4.6 available to Perplexity Pro and Max subscribers

Grok 4.6 became available to all Pro and Max subscribers in Perplexity and Perplexity Computer. The same release made GPT-5.6 Terra the default model for Computer subagents.

Aug 14

Now available

Grok 4.6 available in GitHub Copilot

Grok 4.6 rolled out to Copilot Pro, Pro+, Max, Business and Enterprise at provider list price. Business and Enterprise admins must turn on the policy, which is off by default.

Aug 12

New release

Grok 4.6 released on the xAI API

Grok 4.6 became available with a 500k context window. Pricing is $2 input, $0.50 cached input and $6 output per 1M tokens below 200k prompt tokens, and $4 / $1 / $12 above.

Full changelog, by month

Role

Frontier model at SpaceXSI

Works with

From recorded changes

GitHub Copilot

Agent · 2 shared changes

Perplexity

App · 1 shared change

Similar models

Grok 4.7

$2 in, $6 out

Grok 4.5

$2 in, $6 out

Similar models for now. Real viewing data comes after launch.

Cost vs peers

Tied for cheapest of 3 similar models by output price.

Grok 4.6$6 out · $2 in
Grok 4.7$6 out · $2 in
Grok 4.5$6 out · $2 in

Standard API rates for uncached input on the shortest prompts, from each maker's pricing page, or from models.dev for models not researched here yet. Grok 4.7: Prompts under 200K tokens. Longer prompts cost $4 in and $12 out.

Where it works

Place	Type	Price per 1M tokens, in / out	Uptime
xAI	API host	$2 / $6	99.43%
Amazon Bedrock	API host	$2.20 / $6.60	100%

Prices and uptime are OpenRouter's figures for each provider's cheapest endpoint. Uptime covers the last 24 hours.

Benchmarks

Higher is better. Green is Grok 4.6. Dark marks are similar models.

Independent

What people say

Reviews

No reviews yet. Be the first to review Grok 4.6.

Used Grok 4.6? Tell other builders what worked and what did not.

Incidents

1 incident, 42 min recorded in the last 90 days, from SpaceXSI's status page. Only major incidents or ones lasting 30 minutes or more are counted. Fewer records do not prove better uptime.

Incidents per week, last 13 weeks. Most in one week: 1.

Aug 3, 2026Last 7 days

Oct 23GitHub reported degraded Grok 4.6 and Grok 4.7 in Copilot42 min