xAI (Grok)
41 releases on record since 4 Nov 2023. The typical gap between releases is 39 days.
- Latest release
- Grok Imagine Video 1.5 Lite1 Oct 2026
- Days since
- 7
- Typical gap
- 39 daysMiddle half 14–61 days, from 22 gaps
- Shortest and longest gap
- 8 and 200 days
Next release
EstimateBetween 11 Oct 2026 and 10 Nov 2026
From the last 12 gaps between xAI (Grok) releases. Gaps of 7 days or less are left out, because that much time has already passed. The window covers the middle 80% of the gaps that are left.
How often windows like this were right: 10 of 16 times for xAI (Grok), 316 of 438 times (72%) across all labs, replaying each lab's past releases. A window aims for 8 in 10.
Saved estimates (1)
| Made | After | Window | Outcome |
|---|---|---|---|
| 7 Oct 2026 | Grok Imagine Video 1.5 Lite | 11 Oct 2026 – 10 Nov 2026 | Open |
History
| Date | Model | Gap | Date from | Listed on |
|---|---|---|---|---|
| 1 Oct 2026 | Grok Imagine Video 1.5 Lite | 10 d | models.dev metadata
| OpenRouter, xAI |
| 21 Sep 2026 | Grok 4.7 | 42 d | 3 sources agree
| OpenRouter, Venice, xAI, OpenCode Go, OpenCode Zen, Requesty+14 more on models.devnano-gpt, llmgateway-providers, kilo, 302ai, azure, cloudflare-ai-gateway, ofox, aihubmix, merge-gateway, github-copilot, edenai, tempr, llmgateway, crossmodel |
| 10 Aug 2026 | Grok 4.6 | 10 d | 3 sources agree
| OpenRouter, Venice, xAI, OpenCode Go, OpenCode Zen, Requesty+23 more on models.devperplexity-agent, nano-gpt, llmgateway-providers, kilo, abacus, 302ai, azure, zenmux, oci, cloudflare-ai-gateway, ofox, neon, aihubmix, merge-gateway, opper, github-copilot, edenai, tempr, kenari, amazon-bedrock, llmgateway, google-vertex, crossmodel |
| 7 Aug 2026 | Grok Imagine Image 2.0 | – | models.dev metadata
| OpenRouter, xAI+2 more on models.devzenmux, kenari |
| 4 Aug 2026 | Grok Voice Stt 1 One host lists it; not counted | – | models.dev metadata
| 1 host on models.devzenmux |
| 31 Jul 2026 | Grok Voice TTS 1.0 | 8 d | models.dev metadata
| OpenRouter+1 more on models.devzenmux |
| 23 Jul 2026 | Grok STT 1.0 | 16 d | OpenRouter catalog
| OpenRouter |
| 7 Jul 2026 | Grok 4.5 | 38 d | 3 sources agree
| OpenRouter, Venice, xAI, OpenCode Go, OpenCode Zen, Requesty+20 more on models.devnano-gpt, llmgateway-providers, kilo, abacus, 302ai, zenmux, impossibl, cloudflare-ai-gateway, ofox, aihubmix, merge-gateway, opper, pioneer, github-copilot, edenai, tempr, kenari, llmgateway, daoxe, crossmodel |
| 30 May 2026 | Grok Imagine Video 1.5 | 10 d | models.dev metadata
| OpenRouter, xAI |
| 20 May 2026 | Grok Build 0.1 | 20 d | 2 sources agree
| OpenRouter, Venice, xAI, OpenCode Zen, Requesty+14 more on models.devnano-gpt, llmgateway-providers, kilo, zenmux, impossibl, fastrouter, aihubmix, merge-gateway, opper, edenai, tempr, kenari, llmgateway, crossmodel |
| 30 Apr 2026 | Grok 4.3 | 13 d | 2 sources agree
| OpenRouter, Venice, xAI, Requesty+24 more on models.devnano-gpt, llmgateway-providers, kilo, abacus, 302ai, auriko, zenmux, impossibl, oci, cloudflare-ai-gateway, frogbot, anyapi, fastrouter, ofox, aihubmix, merge-gateway, opper, edenai, tempr, amazon-bedrock, llmgateway, google-vertex, daoxe, crossmodel |
| 23 Apr 2026 | Grok Voice Think Fast 1 | – | Epoch AI model data
| – |
| 17 Apr 2026 | Grok 4.3 Beta | 17 d | Epoch AI model data
| – |
| 3 Apr 2026 | Grok Imagine Image Quality | – | models.dev metadata
| OpenRouter, xAI |
| 31 Mar 2026 | Grok 4.20 Multi-Agent | – | 2 sources agree
| OpenRouter+3 more on models.devpoe, nano-gpt, kilo |
| 31 Mar 2026 | Grok 4.20 | 22 d | 2 sources agree
| OpenRouter+3 more on models.devnano-gpt, kilo, ofox |
| 19 Mar 2026 | Grok 4.2 Beta One host lists it; not counted | – | models.dev metadata
| Requesty |
| 16 Mar 2026 | Grok 4.20 Beta 0309 Reasoning One host lists it; not counted | – | models.dev metadata
| 1 host on models.dev302ai |
| 12 Mar 2026 | Grok 4.20 Multi-Agent One host lists it; not counted | – | models.dev metadata
| Venice |
| 12 Mar 2026 | Grok 4.20 One host lists it; not counted | – | models.dev metadata
| Venice |
| 9 Mar 2026 | Grok 4.20 Reasoning | – | models.dev metadata
| 2 hosts on models.devoci, google-vertex |
| 9 Mar 2026 | Grok 4.20 Non Reasoning | – | models.dev metadata
| 2 hosts on models.devoci, google-vertex |
| 9 Mar 2026 | Grok 4.20 0309 Reasoning | – | models.dev metadata
| xAI+5 more on models.devimpossibl, cloudflare-ai-gateway, merge-gateway, edenai, tempr |
| 9 Mar 2026 | Grok 4.20 0309 Non Reasoning | – | models.dev metadata
| xAI+5 more on models.devimpossibl, cloudflare-ai-gateway, merge-gateway, edenai, tempr |
| 9 Mar 2026 | Grok 4.2 Fast Non Reasoning One host lists it; not counted | – | models.dev metadata
| 1 host on models.devzenmux |
| 9 Mar 2026 | Grok 4.2 Fast One host lists it; not counted | – | models.dev metadata
| 1 host on models.devzenmux |
| 9 Mar 2026 | Grok 4 20 Reasoning | – | models.dev metadata
| 2 hosts on models.devazure, llmgateway |
| 9 Mar 2026 | Grok 4 20 Non Reasoning | – | models.dev metadata
| 2 hosts on models.devazure, llmgateway |
| 9 Mar 2026 | Grok 4 20 Beta 0309 Reasoning | – | models.dev metadata
| 2 hosts on models.devllmgateway-providers, llmgateway |
| 9 Mar 2026 | Grok 4 20 Beta 0309 Non Reasoning | 40 d | models.dev metadata
| 2 hosts on models.devllmgateway-providers, llmgateway |
| 28 Jan 2026 | Grok Imagine Video | 72 d | models.dev metadata
| OpenRouter, xAI |
| 28 Jan 2026 | Grok Imagine Image One host lists it; not counted | – | models.dev metadata
| xAI |
| 17 Nov 2025 | Grok 4.1 | 40 d | 2 sources agree
| 1 host on models.dev302ai |
| 8 Oct 2025 | Grok Imagine | 41 d | Epoch AI model data
| – |
| 1 Sep 2025 | Grok 4 Fast Reasoning | – | models.dev metadata
| 5 hosts on models.devpoe, 302ai, qiniu-ai, jiekou, helicone |
| 28 Aug 2025 | Grok Code Fast 1 | 50 d | 2 sources agree
| Requesty+6 more on models.devpoe, abacus, qiniu-ai, frogbot, jiekou, helicone |
| 20 Aug 2025 | Grok Code One host lists it; not counted | – | models.dev metadata
| OpenCode Zen |
| 9 Jul 2025 | Grok 4 Fast Non Reasoning | – | models.dev metadata
| Requesty+6 more on models.devpoe, abacus, 302ai, qiniu-ai, jiekou, helicone |
| 9 Jul 2025 | Grok 4 | 12 d | 2 sources agree
| Requesty+5 more on models.devpoe, llmgateway-providers, fastrouter, llmgateway, helicone |
| 27 Jun 2025 | Grok 4.1 Fast Reasoning | – | models.dev metadata
| Requesty+9 more on models.devpoe, 302ai, azure, qiniu-ai, frogbot, jiekou, llmgateway, google-vertex, helicone |
| 27 Jun 2025 | Grok 4.1 Fast Non Reasoning | 200 d | models.dev metadata
| Requesty+10 more on models.devperplexity-agent, poe, abacus, azure, qiniu-ai, frogbot, jiekou, llmgateway, google-vertex, helicone |
| 9 Dec 2024 | Aurora | 118 d | Epoch AI model data
| – |
| 13 Aug 2024 | Grok 2 Mini | – | Epoch AI model data
| – |
| 13 Aug 2024 | Grok 2 | 73 d | Epoch AI model data
| – |
| 1 Jun 2024 | Grok 3 Mini | – | models.dev metadata
| Requesty+2 more on models.devpoe, helicone |
| 1 Jun 2024 | Grok 3 | 65 d | models.dev metadata
| Requesty+2 more on models.devpoe, helicone |
| 28 Mar 2024 | Grok 1.5v | – | Epoch AI model data
| – |
| 28 Mar 2024 | Grok 1.5 | 145 d | Epoch AI model data
| – |
| 4 Nov 2023 | Grok 1 | – | Epoch AI model data
| – |
| 4 Nov 2023 | Grok 0 | – | Epoch AI model data
| – |
Gap is the days since the previous release. Dates are the earliest a source reports; where sources disagree, two or more agreeing sources win over one. These are past dates. Only the Next release panel is an estimate.
Release dates include data from Epoch AI, Data on AI Models (CC BY 4.0).