Grok-4.1 Thinking: API Pricing, Context Window & Benchmarks
Grok-4.1 Thinking is a language model from xAI, released in November 2025, with multimodal input.
Grok 4.1 Thinking (code name: quasarflux) is the reasoning variant of Grok 4.1, bringing significant improvements to the real-world usability of Grok. The model is exceptionally capable in creative, emotional, and collaborative
Grok-4.1 Thinking benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Real tasks performance
How Grok-4.1 Thinking performs across real-world prompt categories.
Performance by conversation depth
How Grok-4.1 Thinking holds up as conversations get longer.
Quality Tracker
Grok-4.1 Thinking Performance Across Datasets
Scores sourced from the model's scorecard, paper, or official blog posts
llm-stats.com - Mon Aug 24 2026Grok-4.1 Thinking pricing
Providers
Grok-4.1 Thinking starts at $3.00 per million input tokens and $15.00 per million output tokens via xAI.
| Provider | Input $/M | Cached input $/M | Output $/M | Context in / out | TTFT p95 s | Output p5 c/s | Modalities in / out |
|---|---|---|---|---|---|---|---|
 xAI | $3.00 | — | $15.00 | 256.0K/8.0K | 1.20 | — | / |
Cached input is the discounted price for prompt tokens served from a provider cache. TTFT is time to first token. Output is characters per second; p5 is the sustained floor exceeded by 95% of observed requests.
Grok-4.1 Thinking context window
Input and output token limits for Grok-4.1 Thinking, plus how it ranks on long-context understanding.
Grok-4.1 Thinking API
Available from the model provider
Grok-4.1 Thinking has an official provider API. It is not currently routed through the LLM Stats gateway.
Read the official API documentationGrok-4.1 Thinking latency
Grok-4.1 Thinking time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.
Grok-4.1 Thinking examples
Recent arena outputs from Grok-4.1 Thinking, picked from the highest-ranked matchups.
Grok-4.1 Thinking license
Grok-4.1 Thinking is a proprietary model available under its provider's product and API terms.
- License
- Proprietary
- Hosted access
Proprietary license - usage restrictions apply
Grok-4.1 Thinking resources
Official sources for Grok-4.1 Thinking: api documentation, official playground, official launch post.
Grok-4.1 Thinking vs other models
The most-compared alternatives to Grok-4.1 Thinking are Claude Opus 4.6, Claude Mythos Preview, Grok-4.1. Open any pair side-by-side for benchmarks, pricing, context, and latency.
Models like Grok-4.1 Thinking
Models ranked just above and below Grok-4.1 Thinking by LLM Stats score.
FAQ
Common questions about Grok-4.1 Thinking.