Analysis Summary
Grok 4.20 0309 Non-reasoning is a recent xAI variant with listed input and output pricing. Its measured intelligence result is lower than the reasoning variant in this batch, and the supplied record does not include coding, agentic, instruction-following, context, or speed results. That makes its likely role less clear for tasks that depend on careful reasoning or reliable multi-step execution.
It may be worth testing for straightforward, high-volume text work if its actual quality and latency meet a team's requirements. The listed prices provide a basis for cost comparison, but do not establish value without throughput and output-quality evidence. Avoid using it as an autonomous agent or for sensitive client-facing work until it has passed task-specific evaluation.
Assessed September 23, 2026
Editorial notes
Grok 4.20 0309 Non-reasoning has listed API pricing and a recent release, but its measured capability is limited and the record lacks workflow-specific benchmarks.
The DFO score ranks models on the Artificial Analysis Intelligence Index and is refreshed as new models launch. The write-up and verdict are our own. Feedback?
DFO Verdict
Grok 4.20 0309 Non-reasoning has listed API pricing and a recent release, but its measured capability is limited and the record lacks workflow-specific benchmarks.
Benchmarks
Artificial Analysis data refreshed Oct 18, 2026. Arena ratings from the Oct 13, 2026 text leaderboard, with style control.
Artificial Analysis has not published coding or agentic results for Grok 4.20 0309 (Non-reasoning) yet. Until it does, the model sits below tested models on the Coding and AI Agents lists.
How Grok 4.20 0309 (Non-reasoning) compares
Grok 4.20 0309 (Non-reasoning) ranks #172 of 439 AI models we track for overall intelligence. At $2.00 per million input tokens it is cheaper than 17% of comparable models.
Dark bar = input · light bar = output, scaled to the priciest peer.
1M tokens ≈ 8 full-length novels or ~2,500 pages of business documents in a single request.
Pricing
| Token Type | Cost per 1M tokens | Cost per 1K tokens |
|---|---|---|
| Input | $2.00 | $0.002000 |
| Output | $6.00 | $0.006000 |
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A website chatbot handling around 100 customer conversations a day, a few short messages each.
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Frequently asked questions about Grok 4.20 0309 (Non-reasoning)
How much does Grok 4.20 0309 (Non-reasoning) cost?
Grok 4.20 0309 (Non-reasoning) costs $2.00 per million input tokens and $6.00 per million output tokens.
Who created Grok 4.20 0309 (Non-reasoning)?
Grok 4.20 0309 (Non-reasoning) is developed by xAI and was released on March 10, 2026.
Benchmarks from Artificial Analysis, pricing from the OpenRouter API, and verdicts from our own testing.
Last updated: October 18, 2026 8:38 pm