Grok 4.5
CurrentLatestFrontier
Grok 4.5 is xAI's frontier model for coding, agentic tasks, and knowledge work, available through the xAI API and in Cursor as a first-party model option.
Provider
xAI
Model family
xAI Grok
Multimodal LLM
Cost tier
Flagship
Status
Current
Why teams choose it
🧠
Evaluate as both an xAI API model and as a Cursor first-party coding model; billing and…
routing differ by surface.
📎
Strong fit for long-running coding and engineering tasks where token efficiency matters.
Strong fit for long-running coding and engineering tasks where token efficiency matters.
Tradeoffs to know
- Confirm regional availability and model ID in xAI docs before rollout.
- Cursor availability and usage pools can differ from direct xAI API billing.
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
- agentic coding, reasoning, vision, function calling, structured outputs
- License
- Proprietary API
- Model string
grok-4-5
Benchmarks
No benchmark data yet.
xAI Grok family lineup
Current models
Previous versions
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