Grok 4.6

Name: Grok 4.6
Author: xAI

xAI

Released Aug 12, 2026Updated 14 Nov 2026, 09:33 UTC

Context window: 500K
Input / Output: image, text → text

API pricing

USD / 1M tokens

Input length	Input	Output	Cached input
Input ≤ 199,999 tokens	$2.00	$6.00	$0.50
Input > 199,999 tokens	$4.00	$12.00	$1.00

Thresholds include all input tokens, including cache hits.

Calculate your workload

Evidence links

Input: $2.00Input ≤ 199,999 tokens
$4.00Input > 199,999 tokens
Output: $6.00Input ≤ 199,999 tokens
$12.00Input > 199,999 tokens
Cached input: $0.50Input ≤ 199,999 tokens
$1.00Input > 199,999 tokens

Timeline

2026-08-12 · Product update · evidence link
2026-08-19 · Product update · evidence link
2026-08-14 · Product update · evidence link
2026-08-26 · Product update · evidence link
2026-08-21 · Product update · evidence link
2026-08-21 · Released · evidence link

Input / output price · USD / 1M tokens

Model	Evidence links	Input / output price
`grok-4.6` batch	xai API route unavailable	$1.60 (Input ≤ 199,999 tokens); $3.20 (Input > 199,999 tokens) / $4.80 (Input ≤ 199,999 tokens); $9.60 (Input > 199,999 tokens)
`grok-4.6` standard	xai	$2.00 (Input ≤ 199,999 tokens); $4.00 (Input > 199,999 tokens) / $6.00 (Input ≤ 199,999 tokens); $12.00 (Input > 199,999 tokens)

2026-11-13T17:16:57.056Z · Evidence links · xAI · official articles
Excerpt
Grok 4.6 is available today in Cursor and Grok Build
2026-11-13T17:16:57.056Z · Evidence links · xAI · official articles
Excerpt
Grok 4.6 is now available via Gemini Enterprise Agent Platform
2026-11-13T17:16:57.056Z · Evidence links · xAI · official articles
Excerpt
Grok 4.6 is now available via Microsoft Foundry
2026-11-13T17:16:57.056Z · Evidence links · xAI · official articles
Excerpt
Grok 4.6, our latest coding model, is now available in GitHub Copilot
2026-11-13T17:16:57.056Z · Evidence links · xAI · official articles
Excerpt
Grok 4.6 is now available via Amazon Bedrock
2026-11-10T20:46:01.616Z · Catalogue listing · GitHub · xai-org/grok-build · code
Excerpt
{ "default": "grok-4.6", "web_search": "grok-4.6", "image_description": "grok-4.6", "session_summary": "grok-4.6", "models": [ { "id": "grok-4.6", "model": "grok-4.6", "model_family": "xai", "name": "Grok 4.6", "description": "SpaceXAI's latest frontier model", "context_window": 500000, "api_backend": "responses", "supports_backend_search": true, "system_prompt_label": "Grok 4.6", "supports_reasoning_effort": true, "reasoning_effort": "high", "auto_compact_threshold_percent": 80, "compaction_at_tokens": true, "compactions_remaining": 1, "reasoning_effort
2026-11-05T17:47:58.156Z · Catalogue listing · GitHub · xai-org/grok-build · code
Excerpt
ocomplete ghost text), from the `grok_build_settings` remote settings flag. /// It sits below env (`GROK_PROMPT_SUGGESTIONS_MODEL`) and `[models] prompt_suggestion` in config.toml. /// It sits above the client hint and the built-in `grok-4.6` default. /// When the effective model is not in the shell's model catalog the suggestion request is skipped entirely; the session model is never used instead. /// See `ModelOverrideConfig::resolve` and `handle_suggest_prompt`. #[serde(default)] pub prompt_suggestion_model: Option<String>, /// Server-recommended default model ID for new sessions. #[serde(default)] pub default_model: Option<String>, #[serde(default)] pub campaigns: Vec<CampaignOverride>, /// When `Some(true)`, foreground commands that hit the default timeout are auto-backgrounded instead of killed. /// It is the fallback w
This code reference does not establish a working model identifier.
2026-11-05T02:15:35.161Z · Catalogue listing · Vertex AI · quotas
2026-08-12T18:16:52.923Z · Alex's posts · Alex Getman
Excerpt
⚡️ Grok 4.6 is now one of the best value frontier models 61 on the Intelligence Index at around $0.84 per task, putting it on the Pareto frontier for intelligence vs cost.
2026-08-12T17:29:54.148Z · Alex's posts · Alex Getman
Excerpt
⚡️ Grok 4.6 is out It’s a solid jump over Grok 4.5 in agents, coding and long project work. On Artificial Analysis, it’s already matching GPT 5.6 Sol. API pricing is $2 input and $6 output, versus $5 and $30 for Sol.

Alex's take

Alex · 12 Aug“⚡️ Grok 4.6 is out It’s a solid jump over Grok 4.5 in agents, coding and long project work. On Artificial Analysis, it’s already matching GPT 5.6 Sol. API pricing is $2 input and $6 output, versus $5 and $30 for Sol.”

Alex's posts 1

12 Aug⚡️ Grok 4.6 is now one of the best value frontier models 61 on the Intelligence Index at around $0.84 per task, putting it on the Pareto frontier for intelligence vs cost.

xAI Grok

Specifications

Grok 4.6 is a model from xAI, released on 12 Aug 2026. The context window is 500,000 tokens. Pricing is $2.00 (Input ≤ 199,999 tokens); $4.00 (Input > 199,999 tokens) per million input tokens and $6.00 (Input ≤ 199,999 tokens); $12.00 (Input > 199,999 tokens) per million output tokens.

Context window: 500,000
Input: image · text
Output: text
Input · USD / 1M tokens: $2.00 (Input ≤ 199,999 tokens); $4.00 (Input > 199,999 tokens)
Output · USD / 1M tokens: $6.00 (Input ≤ 199,999 tokens); $12.00 (Input > 199,999 tokens)
Cached input · USD / 1M tokens: $0.50 (Input ≤ 199,999 tokens); $1.00 (Input > 199,999 tokens)

Questions

What is the context window of Grok 4.6?

The context window is 500,000 tokens.

How much does Grok 4.6 cost?

Pricing is $2.00 (Input ≤ 199,999 tokens); $4.00 (Input > 199,999 tokens) per million input tokens and $6.00 (Input ≤ 199,999 tokens); $12.00 (Input > 199,999 tokens) per million output tokens. Cached input is $0.50 (Input ≤ 199,999 tokens); $1.00 (Input > 199,999 tokens) per million.

When was Grok 4.6 released?

On 12 Aug 2026.