SpaceXAI models
SpaceXAI — the lab formerly known as xAI — trains the Grok models with an emphasis on reasoning and up-to-date knowledge. Zeplik carries the Grok 4.x generation led by Grok 4.7, which succeeds Grok 4.6 on long-running software engineering and agentic work while costing less on both input and output, with Grok 4.6, Grok 4.5 and Grok 4.3 behind it, the Grok 4.20 Multi-Agent serving, and the coding-focused Grok Build.
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All 8 SpaceXAI models
Grok 4.7 is SpaceXAI's flagship model for coding, agentic tasks, and knowledge work, succeeding Grok 4.6.
Grok 4.6 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM. It is succeeded by [Grok 4.7](/x-ai/grok-4.7).
Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.
Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows.
Grok 4.3 is a reasoning model from SpaceXAI.
Grok 4.3 is a reasoning model from SpaceXAI.
Grok 4.20 Multi-Agent is a variant of SpaceXAI’s Grok 4.20 designed for collaborative, agent-based workflows.
Grok 4.20 is a reasoning model from SpaceXAI with industry-leading speed and agentic tool calling capabilities.
Pricing at a glance
| Model | Context | Input cr/M | Output cr/M | Released |
|---|---|---|---|---|
| Grok 4.7 | 500K | 24.0 | 72.0 | September 2026 |
| Grok 4.6 | 500K | 24.0 | 72.0 | August 2026 |
| Grok 4.5 | 500K | 24.0 | 72.0 | July 2026 |
| Grok Build 0.1 | 256K | 12.0 | 24.0 | May 2026 |
| Grok 4.3 (batch) | 1M | 12.0 | 24.0 | April 2026 |
| Grok 4.3 | 1M | 15.0 | 30.0 | April 2026 |
| Grok 4.20 Multi-Agent | 2M | 15.0 | 30.0 | March 2026 |
| Grok 4.20 | 2M | 15.0 | 30.0 | March 2026 |
Frequently asked questions
- Which SpaceXAI models can I use on Zeplik?
- Zeplik carries 8 SpaceXAI models: Grok 4.7, Grok 4.6, Grok 4.5, Grok Build 0.1 and Grok 4.3 (batch), and 3 more. They all run in the same chat, so you do not need a separate SpaceXAI account or API key.
- How much do SpaceXAI models cost on Zeplik?
- Output tokens run from 24.0 to 72.0 credits per million depending on which SpaceXAI model you pick (raw provider rates $2.00 to $6.00 per million). 1 credit = $0.10, computed from the raw provider rate with a 1.20x margin.
- Which SpaceXAI model has the largest context window?
- Grok 4.20 Multi-Agent, at 2M tokens (2,000,000). The context window covers the conversation plus any documents you attach.
- Do SpaceXAI models support images and tool calling?
- All 8 accept image input, and 7 support tool calling.
- Do I need a paid plan to use SpaceXAI models on Zeplik?
- All 8 need a paid plan (Plus or above). Usage is then billed in credits from your monthly allowance.
- What is the newest SpaceXAI model on Zeplik?
- Grok 4.7, released September 2026. Grok 4.7 is SpaceXAI's flagship model for coding, agentic tasks, and knowledge work, succeeding Grok 4.6.
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