Grok-3
Grok-3 represents xAI’s newer generation aimed at stronger reasoning and tool use versus Grok-2. Capabilities and rollout are version-specific—validate against xAI documentation for your account tier.
Newer version: Grok 4.3
Provider
xAI
Model family
xAI Grok
LLM
Cost tier
Chat
Status
Legacy
Why teams choose it
Broad capability envelope
Useful when the same stack must cover chat, multimodal inputs, tooling, or structured-output shapes without juggling many SKUs.
Long-context analysis
Helps teams summarize, compare, and extract insights from long documents without losing important nuance.
Coding and tools
Works well for code assistance, tool calling, and agent workflows where instructions must stay consistent across steps.
Cost-efficient routing
Useful as part of a routing stack where cheap models handle drafts and confirmations and this tier handles genuinely hard passages.
Tradeoffs to know
- Newer SKUs change quickly—avoid brittle prompt dependencies.
- Data handling policies differ from hyperscalers—legal review.
When not to use this
- Not ideal for simple tasks where cheaper models in the same lineup are good enough.
- Avoid for latency-sensitive real-time chat when raw response speed outweighs reasoning depth.
- Confirm limits, pricing, and regional availability on the provider side before committing production workloads.
Technical specs
- Inputs
- text, image
- Outputs
- text
- Capabilities
- reasoning, tool use
- License
- See vendor
- Model string
grok-3
Benchmarks
No benchmark data yet.
xAI Grok family lineup
Previous versions
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