Models/xAI/Grok 4.6

Grok 4.6

Name: Grok 4.6 API access
Brand: xAI

NEW

xAI · Proprietary · Released Aug 12, 2026 · x-ai/grok-4.6

Compare Estimate cost

500K contextVisionToolsReasoningStructured outputPrompt caching

Available from 4 providersUSD / MTOK · VERIFIED 4 MINUTES AGO

EST. MONTHLY COSTclick a row for detail · click headers to sort

PROVIDER	INPUT	OUTPUT	CACHE	CONTEXT	QUANT	TTFT	TPS	UPTIME
xAIxai/zdr1ST PARTY	$2.00	$6.00	$0.50	500K	—	0.79s	65 tok/s	99.9%
xAIxai1ST PARTY	$2.00	$6.00	$0.50	500K	—	—	—	99.8%
xAIxai/zdr/priority1ST PARTY	$4.00	$12.00	$1.00	500K	—	—	—	99.9%
xAIxai/priority1ST PARTY	$4.00	$12.00	$1.00	500K	—	—	—	99.8%

TTFT/TPS: median (P50) over trailing 72h · chat10k profile (~10K in / 200 out) · measured via OpenRouter routing · methodology v1.1 · measured 43 hours ago

Pricing variants · USD / MTok in / out

STANDARD

$2.00 / $6.00

per MTok in / out

CACHE READ $0.50WEB SEARCH $0.005 / search

About

Grok 4.6 is SpaceXAI's smartest model with frontier performance on coding, knowledge work, and STEM.

Specifications

Context window500,000

Max output—

Modalities intext, image, file

Modalities outtext

LicenseProprietary

ReleasedAug 12, 2026

TokenizerGrok

Grok 4.5$2.00 / $6.00 Grok Build 0.1$1.00 / $2.00 Grok 4.3$1.25 / $2.50 Grok 4.20 Multi-Agent$1.25 / $2.50

Compare: Grok 4.6 vs GPT-5.6 Terra Compare: Grok 4.6 vs Claude Opus 5 Compare: Grok 4.6 vs Grok 4.5

Embed badge

[![Grok 4.6](https://modelindex.ai/badge/x-ai/grok-4.6)](https://modelindex.ai/models/x-ai/grok-4.6)

Sources

OpenRouter API4 minutes ago

AGGREGATOR

ModelIndex benchmarks43 hours ago

MEASURED

Verified 4 minutes ago · list prices, not negotiated rates.