Model

Grok 4.3

Name: Grok 4.3
Brand: xai

xAI's default Grok for chat, coding, agentic tools, and lower hallucination risk

28 providers · 30 listingsreleased Apr 17, 2026closed weightsbeta

$1.25

lowest input /M · NanoGPT

$2.50

lowest output /M · NanoGPT

context window

max output

Compare providers (sorted by listed input price)

27 of 28 providers publish a price for Grok 4.3. The cheapest full-context option is ZenMux at $1.25/$2.5 per M — 3% below xAI's own price.

			Cache read /M	Cache write /M		Capabilities	Status
NanoGPT x-ai/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Auriko grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Impossibl xai/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
LLM Gatewayvariant aws-bedrock/grok-4-3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 30, 2026
LLM Gatewayvariant azure-ai-foundry/grok-4-3	$1.25	$2.50	$0.2	—	20K	reasoningtoolsno structuredno vision		Apr 30, 2026
LLM Gatewayvariant xai/grok-4-3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsno structuredvision		Apr 30, 2026
AIHubMix grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		May 1, 2026
OrcaRouter grok/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Vertex xai/grok-4.3	$1.25	$2.50	$0.2	—	200K	reasoningtoolsstructuredvision	beta	Apr 17, 2026
Requesty grok-4.3	$1.25	$2.50	$0.2	$1.25	1M	reasoningtoolsstructuredvision		Apr 17, 2026
DaoXE grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
CrossModel x-ai/grok-4.3	$1.25	$2.50	$0.2	$1.25	1M	reasoningtoolsstructuredvision		Apr 17, 2026
FrogBot grok-4-3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 30, 2026
Vercel AI Gateway spacexai/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
DevPass (LLM Gateway) grok-4-3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
FastRouter x-ai/grok-4.3	$1.25	$2.50	—	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Cloudflare AI Gateway xai/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Opper xai/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Kilo Gateway x-ai/grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Apr 17, 2026
Amazon Bedrock xai.grok-4.3	$1.25	$2.50	$0.2	—	1M	reasoningtoolsstructuredvision		Jun 28, 2026

Best price history

Daily lowest published price across live providers. A lower line is better for the buyer.

Best input /M: $1.25▲ 11.1%
Best output /M: $2.50▲ 11.1%
Provider coverage: 30; 26 at the start · 24 snapshots

Best input priceBest output priceAug 21, 2026 → Sep 14, 2026

Price badge

![Grok 4.3 price](https://www.vaanalytics.in/badge/xai/grok-4.3.svg)

https://www.vaanalytics.in/badge/xai/grok-4.3.svg

Live SVG, regenerated on every hourly sync — paste it into a README to always show the current cheapest listed price. Updates when prices change; no build step needed on your side.

Recent changes

Changelog →

new modelvia google-vertex · Sep 11, 2026
new modelvia 302ai · Sep 9, 2026
contextvia nano-gpt · Sep 3, 2026
- output: 1M → 900K tokens
repricedvia requesty · Aug 28, 2026
- input: $1.13 → $1.25
- output: $2.25 → $2.50
- cache_read: $0.18 → $0.2
- cache_write: $1.13 → $1.25
- +1 more
capabilityvia vercel · Aug 27, 2026
- structured_output: — → true
- release_date: 2026-04-30 → 2026-04-17
- last_updated: 2026-04-30 → 2026-04-17
contextvia openrouter · Aug 25, 2026
- output: 1M → 900K tokens

Benchmarks

Artificial Analysis Intelligence Index ↗(index score)report ↗Independent53
GDPval-AA(Elo)report ↗Independent1500
τ²-Bench Telecom(success rate)report ↗Independent98
IFBench(accuracy)report ↗Independent81

Scores a lab published about its own model are claims, not measurements. Rankings elsewhere on this site use independently measured scores only.

Prices are per million tokens (USD). “—” means the provider does not publicly list a price for this model. Data from models.dev; verify with the provider before purchasing.