Grok 3 Models by xAI
xAIProprietary
xAI releases · 15 in the last 12 monthsChangelog →
2 models2025Up to 131k ctxFrom $0.250/1M input
Last refreshed 2026-06-04. Next refresh: weekly.
Details
ResearcherxAI
LicenseProprietary
Commercial useCommercial use: conditional
Models2
Released2025
Max context131k
Capabilities
VisionAll models
MultimodalAll models
Reasoning1 of 2 models
JSON / Tool use1 of 2 models
Structured OutputsAll models
About
Grok 3 is a family of 2 AI models by xAI, released in 2025.
Decision facts
- Best fit
- vision and multimodal workreasoningJSON / Tool use
- Capability starting point
- Grok-3 with 131k context and reasoning, JSON / Tool use, structured outputs, and multimodal inputs
- Lowest tracked input
- Grok 3 Mini · $0.250/1M · Microsoft Foundry
- Closest related family
- Grok 1
Archived Variants
Use-when guidance is based on each model's tracked capabilities, context window, release date, and replacement status.
2 in view2 retired
Grok-3Replaced
Keep for legacy integrations; evaluate Grok 4.3 before new work.
2025-02131k contextreasoningJSON / Tool use
Grok 3 MiniReplaced
Keep for legacy integrations; evaluate Grok 4.3 before new work.
2025-02131k contextstructured outputsmultimodal inputs
| Model | Use when | Released | Signals | Status |
|---|---|---|---|---|
| Grok-3 | Keep for legacy integrations; evaluate Grok 4.3 before new work. | 2025-02 | 131k contextreasoningJSON / Tool use | Replaced |
| Grok 3 Mini | Keep for legacy integrations; evaluate Grok 4.3 before new work. | 2025-02 | 131k contextstructured outputsmultimodal inputs | Replaced |
Release Timeline
1 release group2025-02
2 retired
Grok 3 Mini
Replaced131k contextstructured outputsmultimodal inputs
Grok-3
Replaced131k contextreasoningJSON / Tool use
Replaced By
Replaced
Keep for legacy integrations; evaluate Grok 4.3 before new work.
Specifications(2 models)
| Model | Released | Context | Vision | Multimodal | Reasoning | JSON / Tool use | Structured Outputs |
|---|---|---|---|---|---|---|---|
| Grok-3 | 2025-02 | 131k | Yes | Yes | Yes | Yes | Yes |
| Grok 3 Mini | 2025-02 | 131k | Yes | Yes | No | No | Yes |
Available From(4 providers)
Pricing
| Model | Provider | Input / 1M | Output / 1M | Type |
|---|---|---|---|---|
| Grok 3 Mini | Microsoft Foundry | $0.25 | $1.27 | Serverless |
| Grok 3 Mini | OpenRouter | $0.3 | $0.5 | Serverless |
| Grok-3 | Chutes AI | $0.8 | $2.4 | Serverless |
| Grok-3 | xAI Console | $1.25 | $2.5 | Serverless |
| Grok-3 | OpenRouter | $3 | $15 | Serverless |
| Grok-3 | Microsoft Foundry | $3 | $15 | Serverless |
