xAI · Grok 3

Grok 3

RetiredVerified · Jun 5, 2026

Prior-generation Grok 3 model, now legacy. A general-purpose multimodal model with a 131K-token context window and text+image input, retained in the xAI API at low legacy pricing for cost-sensitive and compatibility use cases.

profile normalized against the 88-model field

Context window· 131K of 10M1%

Max output· 8K of 384K2%

Output speed· 70 tok/s22%

Affordability—

Capability breadth· 6 of 1155%

Capability switches · 6 of 11

Reasoning mode

Tool / function use

Streaming

JSON mode

Structured outputs

Prompt caching

Fine-tuning

Web search

Code execution

Vision input

Audio input

This model has been retired

xAI shut this model down on May 15, 2026. It is no longer available, and the specifications and pricing below are kept for historical reference only.

Specifications

Every value carries a primary source and a verification date.

Capacity

Context window

131K

Max output

Performance

Output speed

70 tok/s tok/s

Capabilities

Input modalities

Text, image

Output modalities

Text

Reasoning mode

Tool / function use

Yes

Streaming

Yes

JSON mode

Yes

Structured outputs

Yes

Web search

Yes

Vision input

Yes (image input)

API

API model ID

grok-3

General

Release date

February 17, 2025

Benchmarks

Sourced evaluation scores, each verified against its primary source.

GPQA Diamond

GPQA Diamond: 68.0%

68 %Verified

AIME 2025

AIME 2025: 52.0%

52 %Verified

MMLU-Pro

MMLU-Pro: 79.0%

79 %Verified

LiveCodeBench

LiveCodeBench: 55.0%

55 %Verified

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