Grok 3 Fast
Provider: vercel ai gateway ·
vercel_ai_gateway/xai/grok-3-fast Pricing per million tokens
| Component | USD per 1M tokens |
|---|---|
| Input | $5.00 |
| Output | $25.00 |
Monthly cost estimates
Assuming 30% prompt-cache hit rate where available. Adjust for your actual usage.
Small
1M in / 200k out
$10.00
per month
Medium
10M in / 2000k out
$100
per month
Large
100M in / 20000k out
$1000
per month
Context
- Input window
- 131,072 tokens
- Max output
- 131,072 tokens
Capabilities
- ⬜ Vision (image input)
- ✅ Function / tool calling
- ⬜ Prompt caching
- ⬜ Web search
- ⬜ JSON / response schema
Compare Grok 3 Fast with similar models
Claude 3.5 Sonnet
vercel ai gateway
$3.00 in
/ $15.00 out
Claude 3.7 Sonnet
vercel ai gateway
$3.00 in
/ $15.00 out
Claude 4 Sonnet
vercel ai gateway
$3.00 in
/ $15.00 out
Claude 3 5 Sonnet
vercel ai gateway
$3.00 in
/ $15.00 out
Claude 3 5 Sonnet 20241022
vercel ai gateway
$3.00 in
/ $15.00 out
Claude 3 7 Sonnet
vercel ai gateway
$3.00 in
/ $15.00 out
Pricing data sourced from LiteLLM and refreshed regularly. Last updated May 20, 2026. Always verify with the provider's official pricing page before making business decisions.