Model Catalogopenrouter

xAI: Grok 4.3

x-ai/grok-4.3

CHAT High tier ReasoningMultimodal

xAI: Grok 4.3 (x-ai/grok-4.3) is a chat model from openrouter with a 1M-token context window; capabilities tools, reasoning, vision; input image, pdf, text; output text.

1MContext
$1.25$ / 1M in
37.6Intelligence

Pricing

Input
$1.25 / 1M tokens
Output
$2.5 / 1M tokens
Currency
USD
Note
Indicative US list price — verify with the vendor.

Indicative US list price — a reference only, verify with the vendor. Source: openrouter. Last verified 2026-07-24.

Benchmarks

Intelligence index
37.6
Coding
42.2

Cited from a public third-party leaderboard — a reference, verify at the source. Source: Artificial Analysis. Last verified 2026-07-24.

Specifications

Context window
1,000,000 tokens (1M)
Input modalities
image pdf text
Output modalities
text

Capabilities

tools reasoning vision

Provenance

artificial-analysiscommittedopenrouter-api
Last verified: 2026-07-24

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