Grok 3 Mini Fast Beta
Grok 3 Mini Fast Beta is xAI's language model with a 131K context window, available from 3 providers, starting at $0.300 / 1M input and $0.500 / 1M output. A fast-inference variant of Grok 3 Mini that combines lightweight reasoning with reduced latency, exposing raw thinking traces for developer use.
xAI's language model with a 131K context window, available from 3 providers, starting at $0.300 / 1M input and $0.500 / 1M output. A fast-inference variant of Grok 3 Mini that combines lightweight reasoning with reduced latency, exposing raw thinking traces for developer use.Capabilities
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Output1/5
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Capabilities3/13
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Pricing by Provider
| Provider | Standard | Batch | ||||
|---|---|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | |
xAI | $0.300 | $0.500 | $0.075 | $0.150 | $0.250 | $0.037 |
 Oracle Cloud (OCI) | $0.600 | $4.00 | N/A | — | — | — |
 Vercel AI Gateway | $0.600 | $4.00 | $0.150 | — | — | — |
Cost Calculator
Preset:
Compares every provider & tier in USD
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Grok 3 Mini | 131K | $0.250 | $0.500 | Deprecated | |
| Grok 3 Mini Beta | 131K | $0.300 | $0.500 | Deprecated | |
| Grok 3 Mini Fast Beta | 131K | $0.300 | $0.500 | Current | |
| Grok 3 Mini Fast Beta | — | 131K | $0.300 | $0.500 | Available |
Other models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| Grok 4.20 Multi-Agent | — | 2.0M | $2.00 | $6.00 | |
| Grok 4.20 Multi Agent Beta | — | 2.0M | $2.00 | $6.00 | |
| Grok 4 20 Non-Reasoning | — | 2.0M | — | — | |
| Grok 4 20 Reasoning | — | 2.0M | — | — | |
| Grok 4 20 | — | — | 131K | $3.00 | $15.00 |
| Grok 4.1 Fast | — | 2.0M | $0.200 | $0.500 | |
| Grok 4.1 Fast Non-Reasoning | — | 2.0M | $0.200 | $0.500 | |
| Grok 4.1 Fast Reasoning | — | 2.0M | $0.200 | $0.500 | |
| Grok 4 Non-Reasoning | — | 2.0M | $2.00 | $6.00 | |
| Grok 4 Reasoning | — | 2.0M | $2.00 | $6.00 |