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GPT-4o-mini (2024-07-18) vs Llama 3.1 8B Instruct

Signal-by-Signal Comparison
SignalGPT-4o-mini (2024-07-18)DeltaLlama 3.1 8B Instruct
Capabilities
67
+17
50
Benchmarks
50
-1
51
Pricing
99
-1
100
Context window size
73
0
73
Recency
1
-1
2
Output Capacity
70
--
70
Overall Result
1 wins
of 6
4 wins
Llama 3.1 8B Instruct wins 4 of 6 signals

Score History

Score History (22 data points)
GPT-4o-mini (2024-07-18)Llama 3.1 8B Instruct
GPT-4o-mini (2024-07-18)

51.5

current score

Leader

Llama 3.1 8B Instruct

right now

Llama 3.1 8B Instruct

52.4

current score

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

GPT-4o-mini (2024-07-18)

OpenAI

Per request$0.000450
Daily$1.50
Monthly$45.00
Annual$540.00

Llama 3.1 8B Instruct

Meta

Best Value
Per request$0.000035
Daily$0.12
Monthly$3.50
Annual$42.00

Llama 3.1 8B Instruct saves you $41.50/month

That's $498.00/year compared to GPT-4o-mini (2024-07-18) at your current usage level of 100K calls/month.

92% cheaper
Choose Llama 3.1 8B Instruct for cost optimization

GPT-4o-mini (2024-07-18) pricing:
Input:$0.15/M tokens
Output:$0.60/M tokens
Llama 3.1 8B Instruct pricing:
Input:$0.02/M tokens
Output:$0.03/M tokens
GPT-4o-mini (2024-07-18)

OpenAI

52

Composite Score

Winner
Llama 3.1 8B Instruct

Meta

52

Composite Score

Signal-by-Signal Comparison
MetricGPT-4o-mini (2024-07-18)Llama 3.1 8B InstructWinner
Overall Score
52
52
Llama 3.1 8B Instruct
Rank#166#164
Llama 3.1 8B Instruct
Quality Rank#166#164
Llama 3.1 8B Instruct
Adoption Rank#166#164
Llama 3.1 8B Instruct
Parameters--8B--
Context Window128K131K
Llama 3.1 8B Instruct
Pricing$0.15/$0.60/M$0.02/$0.03/M--
Signal Scores
Capabilities
67
50
GPT-4o-mini (2024-07-18)
Benchmarks
50
51
Llama 3.1 8B Instruct
Pricing
99
100
Llama 3.1 8B Instruct
Context window size
73
73
Llama 3.1 8B Instruct
Recency
1
2
Llama 3.1 8B Instruct
Output Capacity
70
70
GPT-4o-mini (2024-07-18)
Benchmark Head-to-Head(4 benchmarks)
GPT-4o-mini (2024-07-18): 2Llama 3.1: 0
GPT-4o-mini (2024-07-18)
Llama 3.1
Normalized 0-100%
HumanEval
-69.5%
Arena Elo
13181211
LiveBench
35.5%-
BigCodeBench
46.1%32.8%
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-4o-mini (2024-07-18)Competitive

Scores 52/100 (rank #166), placing it in the top 43% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Llama 3.1 8B InstructCompetitive

Scores 52/100 (rank #164), placing it in the top 44% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

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.

When to Use Each Model

Choose GPT-4o-mini (2024-07-18) when you need:

  • Multimodal workflows that require image understanding

Choose Llama 3.1 8B Instruct when you need:

  • High-volume production workloads where API costs must be minimized
  • Self-hosted deployments where you need full control over the model
Cost-Performance Analysis
GPT-4o-mini (2024-07-18)
Input cost$0.15/M tokens
Output cost$0.60/M tokens
Cost per quality point$0.015
Est. monthly (1M tokens/day)$11.25
Llama 3.1 8B InstructBest Value
Input cost$0.02/M tokens
Output cost$0.03/M tokens
Cost per quality point$0.001
Est. monthly (1M tokens/day)$0.75

Llama 3.1 8B Instruct offers 93% better value per quality point. At 1M tokens/day, you'd spend $0.75/month with Llama 3.1 8B Instruct vs $11.25/month with GPT-4o-mini (2024-07-18) - a $10.50 monthly difference.

Latency & Speed
GPT-4o-mini (2024-07-18)Faster
Speed score0/100
Llama 3.1 8B Instruct
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-4o-mini (2024-07-18)

Customer support chatbot

Suitable for user-facing chat with competitive response times. Llama 3.1 8B Instruct also offers lower per-token costs for high-volume support

GPT-4o-mini (2024-07-18)

Long document analysis

Larger context window (131K tokens) can process longer documents, contracts, and research papers in a single pass

Llama 3.1 8B Instruct

Batch data extraction

Lower output pricing ($0.03/M) reduces costs when processing thousands of records daily

Llama 3.1 8B Instruct

Creative writing & content

Higher overall composite score (52/100) correlates with better nuance, coherence, and style in long-form content

Llama 3.1 8B Instruct

Image understanding & OCR

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

GPT-4o-mini (2024-07-18)
Which Should You Choose?
Our recommendation:
Llama 3.1 8B Instruct

GPT-4o-mini (2024-07-18) and Llama 3.1 8B Instruct are extremely close in overall performance (only 0.8999999999999986 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.

by OpenAI

  • 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

by Meta

  • Choose for Cost - 93% lower pricing; better value at scale
Capability Comparison
CapabilityGPT-4o-mini (2024-07-18)Llama 3.1 8B Instruct
Vision (Image Input)differs
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-4o-mini (2024-07-18)

OpenAI

$0.9900
estimated monthly cost

Llama 3.1 8B Instruct

Meta

Best Value
$0.0720
estimated monthly cost

Llama 3.1 8B Instruct saves you $0.9180/month

That's 93% cheaper than GPT-4o-mini (2024-07-18) 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-4o-mini (2024-07-18)Llama 3.1 8B Instruct
Context Window128K131K
Max Output Tokens16,38416,384
Open SourceNoYes
CreatedJul 18, 2024Jul 23, 2024
Last updated: 17m ago

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GPT-4o-mini (2024-07-18) vs Llama 3.1 8B Instruct (2026) | LM Market Cap