Grok 3 Mini
Grok 3 Mini is a legacy integration reference; evaluate Grok 4.3 before starting new work.
Use it for
- Teams maintaining an existing integration
- Workloads that can use a 131k context window
- Buyers comparing 2 tracked provider routes
Do not use it for
- New production launches
- Family
- Grok 3
- Released
- 2025-02-17
- Context
- 131k
- Knowledge cutoff
- 2024-11
- Openness
- Proprietary
- License
- ProprietaryCommercial use: conditional
- Weights
- Not released
- Code
- Unknown
Cheapest of 2 routes · OpenRouter
This model is deprecated. xAI recommends switching to Grok 4.3.
About
Grok 3 Mini is xAI's Grok 3 model with multimodal text and image input. It offers a 131K-token context window.
Grok 3 Mini is a proprietary model in the Grok 3 family. The structured metadata tracks a 131k-token context window, multimodal input, and structured outputs. This page tracks provider routes through OpenRouter and Microsoft Foundry, with the cheapest tracked route listed at $0.25 input and $1.27 output per 1M tokens. No headline benchmark score is tracked for Grok 3 Mini yet.
Top use-case fit
RAG
Included by capability and metadata signals in the decision map.
Long context
Included by capability and metadata signals in the decision map.
Vision
Included by capability and metadata signals in the decision map.
Provider price ladder
Compare all 2Compare API pricing across 2 providers for input and output tokens, batch, and cached reads when available.
| Provider | Input / 1M | Output / 1M | Route |
|---|---|---|---|
| OpenRouter | $0.300 | $0.500 | Serverless |
| Microsoft Foundry | $0.250 | $1.27 | Serverless |
Available via routers & gateways(5)
LiteLLM
GatewayOpen-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.
Portkey
GatewayProduction AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.
Azure AI Foundry Model Router
RouterMicrosoft Azure AI Foundry's native model router that uses a trained ML model to route each prompt in real time to the optimal Azure-hosted model, with Balanced/Cost/Quality mode selection and automatic failover.
Helicone
GatewayObservability-first AI gateway with routing, caching, rate limiting, and request tracing; Apache 2.0 open-source core with a managed hosted tier for logging and analytics.
Kong AI Gateway
GatewayMulti-LLM AI gateway built on Kong Gateway 3.x, adding semantic routing, load balancing, guardrails, and MCP traffic analytics as plugins over Kong's existing API management platform.
Capabilities
Benchmark peer barsfor RAG
No task-mapped benchmark peers are available for this model yet.
Migration checks
No linked migration route is available for this model yet.
Compare Grok 3 Mini with other models
Comparison and alternatives
Browse all comparisons →Show all 16 popular comparisonssorted by 7-day search impressions
Frequently asked questions
What is the context window of Grok 3 Mini?
Grok 3 Mini has a context window of 131k tokens.
How much does Grok 3 Mini cost?
Grok 3 Mini pricing ranges from $0.25/1M to $0.3/1M input tokens depending on the provider.
When was Grok 3 Mini released?
Grok 3 Mini was released on 2025-02-17.
Which providers offer Grok 3 Mini?
Grok 3 Mini is available from 2 providers: OpenRouter, Microsoft Foundry.
Cheapest of 2 routes · OpenRouter