Skip to content

Nova Pro 1.0 vs Grok 4.20

Nova Pro 1.0

Amazon

40#356
vs
Grok 4.20

xAI

89#46
Signal-by-Signal Comparison
SignalNova Pro 1.0DeltaGrok 4.20
Capabilities
50
-50
100
Pricing
97
-1
98
Context window size
87
-13
100
Recency
22
-78
100
Output Capacity
62
+42
20
Benchmarks
0
-86
86
Overall Result
1 wins
of 6
5 wins
Grok 4.20 wins 5 of 6 signals

Score History

Score History (25 data points)
Nova Pro 1.0Grok 4.20
Nova Pro 1.0

40

current score

Leader

Grok 4.20

right now

Grok 4.20

88.8

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

Nova Pro 1.0

Amazon

Best Value
Per request$0.002400
Daily$8.00
Monthly$240.00
Annual$2880.00

Grok 4.20

xAI

Per request$0.002500
Daily$8.33
Monthly$250.00
Annual$3000.00

Nova Pro 1.0 saves you $10.00/month

That's $120.00/year compared to Grok 4.20 at your current usage level of 100K calls/month.

4% cheaper
Choose Nova Pro 1.0 for cost optimization

Nova Pro 1.0 pricing:
Input:$0.80/M tokens
Output:$3.20/M tokens
Grok 4.20 pricing:
Input:$1.25/M tokens
Output:$2.50/M tokens
Nova Pro 1.0

Amazon

40

Composite Score

Winner
Grok 4.20

xAI

89

Composite Score

Signal-by-Signal Comparison
MetricNova Pro 1.0Grok 4.20Winner
Overall Score
40
89
Grok 4.20
Rank#356#46
Grok 4.20
Quality Rank#356#46
Grok 4.20
Adoption Rank#356#46
Grok 4.20
Parameters------
Context Window300K2000K
Grok 4.20
Pricing$0.80/$3.20/M$1.25/$2.50/M--
Signal Scores
Capabilities
50
100
Grok 4.20
Pricing
97
98
Grok 4.20
Context window size
87
100
Grok 4.20
Recency
22
100
Grok 4.20
Output Capacity
62
20
Nova Pro 1.0
Benchmarks--
86
Grok 4.20
Benchmark Head-to-Head(11 benchmarks)
Nova Pro: 0Grok 4.20: 0
Nova Pro
Grok 4.20
Normalized 0-100%
MMLU
-91.5%
MMLU-Pro
-83.5%
GPQA Diamond
-82%
MATH-500
-95%
HumanEval
-95.5%
SWE-bench Verified
-70%
AIME 2024
-88%
IFEval
-91%
BBH
-90%
Arena Elo
-1462
LiveBench
-73%
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

Nova Pro 1.0Entry Level

Scores 40/100 (rank #356), placing it in the top -22% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Grok 4.20Elite Tier

Scores 89/100 (rank #46), placing it in the top 84% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

Grok 4.20 has a 49-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose Nova Pro 1.0 when you need:

  • Budget-friendly applications with moderate quality requirements

Choose Grok 4.20 when you need:

  • Processing long documents or large codebases (2000K token context)
  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Nova Pro 1.0
Input cost$0.80/M tokens
Output cost$3.20/M tokens
Cost per quality point$0.100
Est. monthly (1M tokens/day)$60.00
Grok 4.20Best Value
Input cost$1.25/M tokens
Output cost$2.50/M tokens
Cost per quality point$0.042
Est. monthly (1M tokens/day)$56.25

Grok 4.20 offers 6% better value per quality point. At 1M tokens/day, you'd spend $56.25/month with Grok 4.20 vs $60.00/month with Nova Pro 1.0 - a $3.75 monthly difference.

Latency & Speed
Nova Pro 1.0Faster
Speed score0/100
Grok 4.20
Speed score0/100

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.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

Nova Pro 1.0

Customer support chatbot

Suitable for user-facing chat with competitive response times. Grok 4.20 also offers lower per-token costs for high-volume support

Nova Pro 1.0

Long document analysis

Larger context window (2000K tokens) can process longer documents, contracts, and research papers in a single pass

Grok 4.20

Batch data extraction

Lower output pricing ($2.50/M) reduces costs when processing thousands of records daily

Grok 4.20

Creative writing & content

Higher overall composite score (89/100) correlates with better nuance, coherence, and style in long-form content

Grok 4.20

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Nova Pro 1.0
Which Should You Choose?
Our recommendation:
Grok 4.20

Grok 4.20 clearly outperforms Nova Pro 1.0 with a significant 48.8-point lead. For most general use cases, Grok 4.20 is the stronger choice. However, Nova Pro 1.0 may still excel in niche scenarios.

by Amazon

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale
Grok 4.20
Recommended

by xAI

  • Choose for Cost - 6% lower pricing; better value at scale
Capability Comparison
CapabilityNova Pro 1.0Grok 4.20
Vision (Image Input)
Function Calling
Streaming
JSON Modediffers
Reasoningdiffers
Web Searchdiffers
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Nova Pro 1.0

Amazon

$5.28
estimated monthly cost

Grok 4.20

xAI

Best Value
$5.25
estimated monthly cost

Grok 4.20 saves you $0.0300/month

That's 1% cheaper than Nova Pro 1.0 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.

Parameters & Context
ParameterNova Pro 1.0Grok 4.20
Context Window300K2M
Max Output Tokens5,120--
Open SourceNoNo
CreatedDec 5, 2024Mar 31, 2026
Last updated: 35m ago

Related comparisons

Nova Pro 1.0 vs Grok 4.20 (2026) | LM Market Cap