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Grok 4.6

Coding agents, tool-use workflows, and complex knowledge work that need frontier capability at a lower cost.

What are Grok 4.6's specs and price?

Grok 4.6, built by xAI, ships a 500K-token context window and a 64K-token max output, released 2026-08. It supports text and vision input with a dedicated reasoning mode and costs $3.00 per million blended tokens, the 26th-cheapest of 37 models we track.

Verified 2026-08-14 source
Release details: 2026-08 · stable · API endpoint grok-4.6 · Read the release analysis →

Specs

Context window500K tokens
Max output64K tokens
Modalitiestext, vision
Extended thinkingYes
Released2026-08
Knowledge cutoffNot published
ProviderxAI
Toolsfunction calling, structured output

Verified 2026-08-14source.

Where it ranks

18th-largest context window of 37 current models26th-cheapest of 37 current models
Not yet measured — see the speed benchmark leaderboard.

Strengths

  • xAI’s newest flagship for coding and agents
  • Configurable reasoning for complex tasks
  • Frontier-level capability at $2/$6 per million tokens

More about Grok 4.6

Price
$3.00/M blended tokens
Provider
Served by xAI
Head-to-head
Grok 4.6 vs Claude Opus 4.8
Head-to-head
Grok 4.6 vs DeepSeek V4 Pro
Best for
#8 for Agents & Tool Use
Alternatives
Cross-provider alternatives, ranked by effort

FAQ

What is Grok 4.6's context window?

Grok 4.6 has a 500K-token context window and a 64K-token max output — the 18th-largest context of the 37 current models we track. Source: https://docs.x.ai/developers/models/grok-4.6, verified 2026-08-14.

Does Grok 4.6 support vision or audio input?

Yes — Grok 4.6 accepts vision input in addition to text.

Does Grok 4.6 have a reasoning or extended-thinking mode?

Yes — Grok 4.6 exposes a dedicated reasoning mode for multi-step problems.

When was Grok 4.6 released, and what is its knowledge cutoff?

Grok 4.6 was released 2026-08.

How much does Grok 4.6 cost, and who provides it?

Grok 4.6 is served by xAI at $3.00/M blended tokens (3:1 input:output) — the 26th-cheapest of 37 current models. Full pricing breakdown: /llm-api-pricing/grok-4-6.

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