This model is deprecated. We still benchmark its performance, but less often: every 18 hours instead of every 6.
SpaceXAI has launched a newer release, Grok 4.3. We suggest considering it instead.
Grok 4.20 0309 v2 (Reasoning) API Provider Benchmarking & Analysis
This analysis is intended to support you in choosing the best API provider of Grok 4.20 0309 v2 (Reasoning) for your use-case.
Lowest Time per Task
Time per Intelligence Index task (minutes)
Total 2 providers
Lowest Cost per Task
Cost per Intelligence Index task
Total 2 providers
Grok 4.20 0309 v2 is available through 2 API providers, each offering different performance characteristics and pricing. Below is a comparison of the key metrics across providers.
Pricing
Cost per Intelligence Index Task: Grok 4.20 0309 v2 (Reasoning)
Pricing: Cache Hit, Input, and Output: Grok 4.20 0309 v2 (Reasoning)
Output Speed vs. Cost per Task: Grok 4.20 0309 v2 (Reasoning)
Speed
Average of the single-request and multi-turn agentic workloads measured
Output Speed: Grok 4.20 0309 v2 (Reasoning)
Latency
Average of the single-request and multi-turn agentic workloads measured
Time to First Answer Token: Grok 4.20 0309 v2 (Reasoning)
Reliability
Share of requests the endpoint failed, across all the single-request and multi-turn agentic workloads measured
Endpoint Error Rate: Grok 4.20 0309 v2 (Reasoning)
Caching
Cache Hit Rate: Grok 4.20 0309 v2 (Reasoning)
Cost per Task vs. Cache Hit Rate: Grok 4.20 0309 v2 (Reasoning)
Key Comparison Metrics & API Features
Frequently Asked Questions
Common questions about Grok 4.20 0309 v2 (Reasoning) providers
Grok 4.20 0309 v2 (Reasoning) is currently available through 2 API providers that we benchmark and track.
All 2 providers of Grok 4.20 0309 v2 (Reasoning) support JSON mode for structured output.
All 2 providers of Grok 4.20 0309 v2 (Reasoning) support function calling (tool use).
When choosing a provider for Grok 4.20 0309 v2 (Reasoning), consider: time per task (how quickly the provider completes an Intelligence Index task), latency (for interactive applications requiring quick first responses), pricing (for cost-sensitive workloads), and API features like JSON mode or function calling.
Yes, provider performance can vary over time due to infrastructure changes, load balancing, and updates. We continuously benchmark all providers and display historical performance trends in the "Over Time" charts.
For information about Grok 4.20 0309 v2 (Reasoning)'s intelligence, capabilities, modalities, and how it compares to other models, see the model overview page. View model overview