xAI

Grok 4.20 Multi Agent Beta 0309

Grok 4.20 Multi Agent Beta 0309 AI model by xAI.

#48released Jan 1, 2024·Unknown·Unknown

text128K ctx

API providers Get API Key →vs Grok 4.20 Beta1 Leaderboard

Intelligence

74.0 #48

Top 7% tier

Output Speed

50 t/s

ITL 20.0 ms/tok

Blended price (3:1)

$6 /1M

In $3/M · Out $15/M

Context

128K

≈ 320 A4 pages · max out 8,192

Quality Domain Radar

6-Axis Frontier Evaluation vs Category Average & Flagship

Grok 4.20 Multi Agent Beta 0309

Claude Mythos Preview (#1)

Average (68)

Radar axes are approximated from category scores where direct benchmark measurements are missing — see Methodology.

API deployment

Compare hosts & latency

Throughput, TTFT and cache pricing across Groq, Cerebras, Together, DeepInfra, Fireworks, Bedrock and Azure.

GroqCerebrasTogether AIDeepInfraFireworks AIAWS BedrockAzure AI

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Scores by Source

Arena.ai ↗

—

Artificial Analysis ↗

Category Scores

Benchmark Results

Model Details

Release date

Jan 1, 2024

Parameters

Unknown

License

Unknown

Context Window

128,000 tokens

Input Price

$3/M

Output Price

$15/M

Output Speed

50 t/s

Time to First Token

—

Estimated monthly bill

Monthly API requests: 100,000Avg input tokens: 1,500Avg output tokens: 500Prompt cache hit rate: 50%

Estimated monthly spend

$0.00

Calculating savings vs GPT-4o...

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BibTeX

@misc{llmpodium2026grok420multiagentbeta0309,
  title = {Benchmark Analysis and Intelligence Evaluation of Grok 4.20 Multi Agent Beta 0309},
  author = {LLMPodium Research},
  year = {2026},
  url = {https://llmpodium.com/models/grok-4.20-multi-agent-beta-0309}
}