LLM Comparison
Grok 4 Fast vs Spotlight
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
S Spotlight | ||
|---|---|---|
| Organization | Arcee AI | |
| OpenTools Score | ||
| Family | Grok | Spotlight |
| Status | Current | Current |
| Release Date | Sep 2025 | May 2025 |
| Context Window | 2.0M tokens | 131K tokens |
| Input Price | $0.20/M tokens | $0.18/M tokens |
| Output Price | $0.50/M tokens | $0.18/M tokens |
| Pricing Notes | Cache read: $0.0500/M tokens | — |
| Capabilities | textvisioncode | textvisioncode |
| Max Output | 30K tokens | 66K tokens |
| API Identifier | x-ai/grok-4-fast | arcee-ai/spotlight |
| View Grok 4 Fast | View Spotlight |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| SpotlightCheapest | $0.18 | $0.09 | $0.27 | — |
| Grok 4 Fast | $0.20 | $0.25 | $0.45 | +67% |
xAI
Grok 4 Fast
Grok 4 Fast is a multimodal llm from xAI. Supports up to 2,000,000 token context window. Available from $0.20/M input tokens.
Arcee AI
Spotlight
Spotlight is a multimodal llm from Arcee AI. Supports up to 131,072 token context window. Available from $0.18/M input tokens.
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