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GPT-5.4 Mini vs Grok Latest

GPT-5.4 Mini

OpenAI

79#51
vs
Grok Latest

~x-ai

40#172
Signal-by-Signal Comparison
SignalGPT-5.4 MiniDeltaGrok Latest
Capabilities
100
--
100
Benchmarks
90
+90
0
Pricing
96
+2
94
Context window size
80
-1
81
Recency
100
--
100
Output Capacity
85
+65
20
Overall Result
3 wins
of 6
1 wins
GPT-5.4 Mini wins 3 of 6 signals

Score History

Score History (17 data points)
GPT-5.4 MiniGrok Latest
GPT-5.4 Mini

78.8

current score

Leader

GPT-5.4 Mini

right now

Grok Latest

40

current score

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

GPT-5.4 Mini

OpenAI

Best Value
Per request$0.003000
Daily$10.00
Monthly$300.00
Annual$3600.00

Grok Latest

~x-ai

Per request$0.005000
Daily$16.67
Monthly$500.00
Annual$6000.00

GPT-5.4 Mini saves you $200.00/month

That's $2400.00/year compared to Grok Latest at your current usage level of 100K calls/month.

40% cheaper
Choose GPT-5.4 Mini for cost optimization

GPT-5.4 Mini pricing:
Input:$0.75/M tokens
Output:$4.50/M tokens
Grok Latest pricing:
Input:$2.00/M tokens
Output:$6.00/M tokens
Winner
GPT-5.4 Mini

OpenAI

79

Composite Score

Grok Latest

~x-ai

40

Composite Score

Signal-by-Signal Comparison
MetricGPT-5.4 MiniGrok LatestWinner
Overall Score
79
40
GPT-5.4 Mini
Rank#51#172
GPT-5.4 Mini
Quality Rank#51#172
GPT-5.4 Mini
Adoption Rank#51#172
GPT-5.4 Mini
Parameters------
Context Window400K500K
Grok Latest
Pricing$0.75/$4.50/M$2.00/$6.00/M--
Signal Scores
Capabilities
100
100
GPT-5.4 Mini
Benchmarks
90
--
GPT-5.4 Mini
Pricing
96
94
GPT-5.4 Mini
Context window size
80
81
Grok Latest
Recency
100
100
GPT-5.4 Mini
Output Capacity
85
20
GPT-5.4 Mini
Benchmark Head-to-Head(11 benchmarks)
GPT-5.4 Mini: 0Grok Latest: 0
GPT-5.4 Mini
Grok Latest
Normalized 0-100%
MMLU
94%-
MMLU-Pro
87%-
GPQA Diamond
88.5%-
MATH-500
95.5%-
HumanEval
97.5%-
SWE-bench Verified
80%-
IFEval
93.5%-
BBH
92%-
Arena Elo
1485-
LiveBench
79%-
HLE
39%-
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.

GPT-5.4 MiniStrong Performer

Scores 79/100 (rank #51), placing it in the top 83% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Grok LatestEntry Level

Scores 40/100 (rank #172), placing it in the top 41% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

GPT-5.4 Mini has a 39-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose GPT-5.4 Mini when you need:

  • Step-by-step reasoning and chain-of-thought problem solving

Choose Grok Latest when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
GPT-5.4 MiniBest Value
Input cost$0.75/M tokens
Output cost$4.50/M tokens
Cost per quality point$0.067
Est. monthly (1M tokens/day)$78.75
Grok Latest
Input cost$2.00/M tokens
Output cost$6.00/M tokens
Cost per quality point$0.200
Est. monthly (1M tokens/day)$120.00

GPT-5.4 Mini offers 34% better value per quality point. At 1M tokens/day, you'd spend $78.75/month with GPT-5.4 Mini vs $120.00/month with Grok Latest - a $41.25 monthly difference.

Latency & Speed
GPT-5.4 MiniFaster
Speed score0/100
Grok Latest
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

GPT-5.4 Mini

Customer support chatbot

Suitable for user-facing chat with competitive response times. GPT-5.4 Mini also offers lower per-token costs for high-volume support

GPT-5.4 Mini

Long document analysis

Larger context window (500K tokens) can process longer documents, contracts, and research papers in a single pass

Grok Latest

Batch data extraction

Lower output pricing ($4.50/M) reduces costs when processing thousands of records daily

GPT-5.4 Mini

Creative writing & content

Higher overall composite score (79/100) correlates with better nuance, coherence, and style in long-form content

GPT-5.4 Mini

Image understanding & OCR

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

GPT-5.4 Mini
Which Should You Choose?
Our recommendation:
GPT-5.4 Mini

GPT-5.4 Mini clearly outperforms Grok Latest with a significant 38.8-point lead. For most general use cases, GPT-5.4 Mini is the stronger choice. However, Grok Latest may still excel in niche scenarios.

GPT-5.4 Mini
Recommended

by OpenAI

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Cost - 34% lower pricing; better value at scale
  • 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

by ~x-ai

Consider for specialized use cases.

Capability Comparison
CapabilityGPT-5.4 MiniGrok Latest
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Search
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

GPT-5.4 Mini

OpenAI

Best Value
$6.75
estimated monthly cost

Grok Latest

~x-ai

$10.80
estimated monthly cost

GPT-5.4 Mini saves you $4.05/month

That's 38% cheaper than Grok Latest 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
ParameterGPT-5.4 MiniGrok Latest
Context Window400K500K
Max Output Tokens128,000--
Open SourceNoNo
CreatedMar 17, 2026Jul 8, 2026
Last updated: 33m ago

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