| Signal | Grok Code Fast 1 | Delta | o4 Mini High |
|---|---|---|---|
Capabilities | 83 | -17 | |
Pricing | 2 | -3 | |
Context window size | 86 | +2 | |
Recency | 94 | +24 | |
Output Capacity | 67 | -17 | |
| Overall Result | 2 wins | of 5 | 3 wins |
7
days higher
3
days
20
days higher
xAI
OpenAI
Grok Code Fast 1 saves you $235.00/month
That's $2820.00/year compared to o4 Mini High at your current usage level of 100K calls/month.
| Metric | Grok Code Fast 1 | o4 Mini High | Winner |
|---|---|---|---|
| Overall Score | 84 | 85 | o4 Mini High |
| Rank | #49 | #47 | o4 Mini High |
| Quality Rank | #49 | #47 | o4 Mini High |
| Adoption Rank | #49 | #47 | o4 Mini High |
| Parameters | -- | -- | -- |
| Context Window | 256K | 200K | Grok Code Fast 1 |
| Pricing | $0.20/$1.50/M | $1.10/$4.40/M | -- |
| Signal Scores | |||
| Capabilities | 83 | 100 | o4 Mini High |
| Pricing | 2 | 4 | o4 Mini High |
| Context window size | 86 | 84 | Grok Code Fast 1 |
| Recency | 94 | 70 | Grok Code Fast 1 |
| Output Capacity | 67 | 83 | o4 Mini High |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 84/100 (rank #49), placing it in the top 83% of all 290 models tracked.
Scores 85/100 (rank #47), placing it in the top 84% of all 290 models tracked.
With only a 1-point gap, these models are in the same performance tier. The practical difference in output quality is minimal - your choice should depend on pricing, latency requirements, and specific feature needs.
Grok Code Fast 1 offers 69% better value per quality point. At 1M tokens/day, you'd spend $25.50/month with Grok Code Fast 1 vs $82.50/month with o4 Mini High - a $57.00 monthly difference.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. Grok Code Fast 1 also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (256K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($1.50/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (85/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly
Grok Code Fast 1 and o4 Mini High are extremely close in overall performance (only 0.5999999999999943 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.
Best for Quality
Grok Code Fast 1
Marginally better benchmark scores; both are excellent
Best for Cost
Grok Code Fast 1
69% lower pricing; better value at scale
Best for Reliability
Grok Code Fast 1
Higher uptime and faster response speeds
Best for Prototyping
Grok Code Fast 1
Stronger community support and better developer experience
Best for Production
Grok Code Fast 1
Wider enterprise adoption and proven at scale
by xAI
| Capability | Grok Code Fast 1 | o4 Mini High |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoning | ||
| Web Search | ||
| Image Output |
xAI
OpenAI
Grok Code Fast 1 saves you $5.10/month
That's 70% cheaper than o4 Mini High at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Grok Code Fast 1 | o4 Mini High |
|---|---|---|
| Context Window | 256K | 200K |
| Max Output Tokens | 10,000 | 100,000 |
| Open Source | No | No |
| Created | Aug 26, 2025 | Apr 16, 2025 |
o4 Mini High scores 85/100 (rank #47) compared to Grok Code Fast 1's 84/100 (rank #49), giving it a 1-point advantage. o4 Mini High is the stronger overall choice, though Grok Code Fast 1 may excel in specific areas like cost efficiency.
Grok Code Fast 1 is ranked #49 and o4 Mini High is ranked #47 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
Grok Code Fast 1 is cheaper at $1.50/M output tokens vs o4 Mini High's $4.40/M output tokens - 2.9x more expensive. Input token pricing: Grok Code Fast 1 at $0.20/M vs o4 Mini High at $1.10/M.
Grok Code Fast 1 has a larger context window of 256,000 tokens compared to o4 Mini High's 200,000 tokens. A larger context window means the model can process longer documents and conversations.