Vercel AI Gateway
Grok 4 Fast Reasoning
Canonical ID:
vercel/xai/grok-4-fast-reasoning
Grok 4 Fast Reasoning is listed under Vercel AI Gateway in LLM Directory with pricing, context limits, modalities, and capability metadata for quick comparison.
Overview
- Provider
-
Vercel AI Gateway
- Family
- grok-4-fast-reasoning
- Release date
- 2025-07-09
- Last updated
- 2025-07-09
- Input modalities
- text
- Output modalities
- text
Pricing and Limits
Token pricing
- Input
- $0.2/1M
- Output
- $0.5/1M
- Cached input
- N/A
Context and output
- Context window
- 2,000,000
- Max output tokens
- 256,000
- Qualified ID
- vercel/xai/grok-4-fast-reasoning
Model Summary
Grok 4 Fast Reasoning is a model listing in the Vercel AI Gateway provider catalog. It is categorized under the grok-4-fast-reasoning family.
The model supports text modalities across input/output paths. Reported context capacity is 2,000,000. Pricing is listed at $0.2/1M input and $0.5/1M output.
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