Updated April 2026 · Independent Analysis
OpenAI o1vsGrok 2
Grok 2 starts at $8/mo, 60% cheaper than OpenAI o1's $20/mo. OpenAI o1 is rated higher at 4.6/5 vs Grok 2's 4.2/5.
OpenAI o1vs Grok 2
★ 4.6/5+0.4 vs Grok 2
Only in OpenAI o1
- ✦ Chain-of-thought reasoning
- ✦ PhD-level science
- ✦ Advanced math
From $20/mo(pricier)10M+ users · est. 2024
Try OpenAI o1 Free →
Grok 2vs OpenAI o1
★ 4.2/5-0.4 vs OpenAI o1
Only in Grok 2
- ✦ Real-time X/Twitter data
- ✦ Image generation (Aurora)
- ✦ 131K context
✓ Free planFrom $8/mo(cheaper)5M+ users · est. 2024
Try Grok 2 Free →Ratings Breakdown
OpenAI o1
4.6/5 avg
G2 Score4.6/5
Capterra Score4.5/5
G2 Rating4.6/5
Grok 2
4.2/5 avg
G2 Score4.2/5
Capterra Score4.1/5
G2 Rating4.2/5
Quick Stats
Feature Comparison
OpenAI o1 uniquely offers Chain-of-thought reasoning, PhD-level science, Advanced math. Grok 2 uniquely offers Real-time X/Twitter data, Image generation (Aurora), 131K context. Both share 6 features including Function calling, JSON mode, Streaming.
Feature
OpenAI o1
Grok 2
Function calling
✓
✓
JSON mode
✓
✓
Streaming
✓
✓
System prompts
✓
✓
Tool use
✓
✓
Document analysis
✓
✓
Chain-of-thought reasoning
✓
✗
PhD-level science
✓
✗
Advanced math
✓
✗
Complex coding
✓
✗
128K context
✓
✗
Vision
✓
✗
API access
✓
✗
File uploads
✓
✗
Safety evaluation
✓
✗
STEM optimization
✓
✗
Batch API
✓
✗
Benchmark-leading
✓
✗
Research tasks
✓
✗
Multi-step problem solving
✓
✗
Real-time X/Twitter data
✗
✓
Image generation (Aurora)
✗
✓
131K context
✗
✓
Code generation
✗
✓
Web search
✗
✓
Multi-language
✗
✓
API access (beta)
✗
✓
Unfiltered responses
✗
✓
Humor & personality
✗
✓
News analysis
✗
✓
Social media insights
✗
✓
Voice (coming)
✗
✓
Image understanding
✗
✓
Trend analysis
✗
✓
Total Features
20
20
Quick Verdict
Independent analysis based on features, pricing, and user ratings
Choose OpenAI o1 if you need:
- ✓ Chain-of-thought reasoning
- ✓ PhD-level science
- ✓ Advanced math
- ✓ Complex coding
- ✓ 128K context
Choose Grok 2 if you need:
- ✓ Real-time X/Twitter data
- ✓ Image generation (Aurora)
- ✓ 131K context
- ✓ Code generation
- ✓ Web search
Pricing Comparison
Grok 2 starts at $8/mo, 60% cheaper than OpenAI o1's $20/mo.
OpenAI o1 Plans
Paid plans only
PlusBest Value
$20/month- • o1 access (limited)
- • o1-mini included
Pro
$200/month- • Unlimited o1
- • o1 pro mode
Grok 2 Plans
Free tier available
X PremiumBest Value
$8/month- • Grok 2 access
- • Real-time data
X Premium+
$16/month- • Higher limits
- • Priority access
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