7 language models from xAI. Input prices run from $0.20 to $3 per 1M tokens. The largest context window is 2M tokens (Grok 4.20). Newest check: 30 Oct 2026.
94 of 197 models were checked against the vendor's own page in the last 30 days.
| Model | Lab | Context | In / out per 1M | Reads and writes | Status | Checked |
|---|---|---|---|---|---|---|
| Grok 4.7xAI's September 2026 flagship model, built for coding and agentic work with a 500K token context window and a 46.3% CursorBench score. | xAI | 500K | $2 / $6 | text, image → text | Available | 22 Sep |
| Grok 4.6Grok 4.6 (Aug 2026) is xAI's 500K-context reasoning model, matching the top score on the Artificial Analysis Intelligence Index. | xAI | 500K | $2 / $6 | text, image → text | Available | 30 Oct |
| Grok 4.5xAI's Grok 4.5 targets coding and agentic tool-calling workloads, built alongside Cursor and priced well under rival flagship models for high-volume agent loops. | xAI | 500K | $2 / $6 | text, image → text | Available | 1 Sep |
| Grok 4.3Grok 4.3 is xAI's April 2026 flagship reasoning model, posting 94.2 tokens per second output and a 1 million token context carried over from Grok 4.20. | xAI | 1M | $1.25 / $2.50 | text, image → text | Available | 7 Sep |
| Grok 4.20Grok 4.20 by xAI (Feb 2026): 4-agent MoE architecture, 2M token context, 88.9% GPQA Diamond. Fastest frontier output at 265 tokens/sec. | xAI | 2M | $1.25 / $2.50 | text, image, pdf → text | Available | 27 Aug |
| Grok 4.1xAI's Nov 17, 2025 upgrade to Grok 4: #1 on LMArena at launch, a sharp hallucination cut, and since deprecated. | xAI | 256K | $3 / $15 | text, image → text | Deprecated | 7 Oct |
| Grok 4 FastGrok 4 Fast was xAI's cost-optimized 2 million token context model from 2025, since taken off the xAI API in favor of Grok 4.3. | xAI | 2M | $0.20 / $0.50 | text, image → text | Retired | 23 Oct |
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