SpaceXSI AI models
19 current SpaceXSI models on AIblogly (16 text, 2 image, 1 video). The newest is Grok 4.7, released 21 September 2026. The highest SpaceXSI model on LMArena’s text leaderboard is Grok 4.20 Beta1, at rank 40.
Current SpaceXSI models
| Model | Type | Released | Price | LMArena rank |
|---|---|---|---|---|
| Grok 4.7 | Text | 21 September 2026 | $2 / $6 per 1M tokens (under 200k prompt tokens; $4 / $12 at 200k and above) | #96 |
| Grok 4.6 | Text | 7 August 2026 | $2 / $6 per 1M tokens under 200k prompt; $4 / $12 at 200k and above | #72 |
| Grok 4.5 | Text | 16 July 2026 | $2 / $6 per 1M tokens (<200k prompts); $4 / $12 at 200k+ | #53 |
| Grok Imagine Image 2.0 | Image | 1 June 2026 | $0.04 per image (xAI API); also in the Grok apps | #8 |
| Grok Imagine Video | Video | 1 May 2026 | $0.05 per second (xAI API); also in the Grok apps | #18 |
| Grok 4.3 | Text | 1 February 2026 | $1.25 / $2.50 per 1M tokens (under 200k prompt tokens; $2.50 / $5.00 at 200k and above) | #93 |
| Grok Imagine Image | Image | 1 January 2026 | $0.02 per image (xAI API); also in the Grok apps | #27 |
| Grok 4.1 Fast Reasoning | Text | 19 November 2025 | $0.2 / $0.5 per 1M tokens | #117 |
| Grok 4.1 | Text | 17 November 2025 | No API price - released to all users on grok.com, X and the iOS and Android apps | #62 |
| Grok 4 Fast Chat | Text | 19 September 2025 | $3 / $15 per 1M tokens | #135 |
| Grok 4 Fast Reasoning | Text | 19 September 2025 | $0.2 / $0.5 per 1M tokens | #159 |
| Grok 4 0709 | Text | 9 July 2025 | $3 / $15 per 1M tokens | #152 |
| Grok 3 Preview 02 24 | Text | 19 February 2025 | $3 / $15 per 1M tokens | #151 |
| Grok 3 Mini High | Text | 19 February 2025 | $0.25 / $1.27 per 1M tokens (as listed by arena.ai; not on xAI's current pricing page) | #207 |
| Grok 2 | Text | 13 August 2024 | $2 / $10 per 1M tokens (as listed by arena.ai; not on xAI's current pricing page) | #242 |
| Grok 2 Mini | Text | 13 August 2024 | $2 / $10 per 1M tokens (as listed by arena.ai; not on xAI's current pricing page) | #279 |
| Grok 4.20 Beta1 | Text | — | $1.25 / $2.50 per 1M tokens ($2.50 / $5.00 above 200K) | #40 |
| Grok 4.20 Beta 0309 Reasoning | Text | — | $1.25 / $2.50 per 1M tokens (under 200k prompt tokens; $2.50 / $5.00 at 200k and above) | #47 |
| Grok 4.20 Multi Agent Beta 0309 | Text | — | $1.25 / $2.50 per 1M tokens (under 200k prompt tokens; $2.50 / $5.00 at 200k and above) | #48 |
Frequently asked questions
What is SpaceXSI's newest AI model?+
Of the SpaceXSI models listed here, the most recently released is Grok 4.7, released on 21 September 2026.
Which SpaceXSI model ranks highest on LMArena?+
Grok 4.20 Beta1, at rank 40 on LMArena's text leaderboard (Elo 1475). The full table is at aiblogly.com/benchmarks.