| Signal | GPT-5.4 Nano | Delta | Codestral 2508 |
|---|---|---|---|
Capabilities | 100 | +50 | |
Benchmarks | 90 | +90 | |
Pricing | 1 | +0 | |
Context window size | 89 | +3 | |
Recency | 100 | +11 | |
Output Capacity | 85 | +65 | |
| Overall Result | 6 wins | of 6 | 0 wins |
30
days higher
0
days
0
days higher
OpenAI
Mistral AI
Codestral 2508 saves you $7.50/month
That's $90.00/year compared to GPT-5.4 Nano at your current usage level of 100K calls/month.
| Metric | GPT-5.4 Nano | Codestral 2508 | Winner |
|---|---|---|---|
| Overall Score | 87 | 64 | GPT-5.4 Nano |
| Rank | #15 | #202 | GPT-5.4 Nano |
| Quality Rank | #15 | #202 | GPT-5.4 Nano |
| Adoption Rank | #15 | #202 | GPT-5.4 Nano |
| Parameters | -- | -- | -- |
| Context Window | 400K | 256K | GPT-5.4 Nano |
| Pricing | $0.20/$1.25/M | $0.30/$0.90/M | -- |
| Signal Scores | |||
| Capabilities | 100 | 50 | GPT-5.4 Nano |
| Benchmarks | 90 | -- | GPT-5.4 Nano |
| Pricing | 1 | 1 | GPT-5.4 Nano |
| Context window size | 89 | 86 | GPT-5.4 Nano |
| Recency | 100 | 89 | GPT-5.4 Nano |
| Output Capacity | 85 | 20 | GPT-5.4 Nano |
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 87/100 (rank #15), placing it in the top 95% of all 290 models tracked.
Scores 64/100 (rank #202), placing it in the top 31% of all 290 models tracked.
GPT-5.4 Nano has a 22-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.
GPT-5.4 Nano offers 17% better value per quality point. At 1M tokens/day, you'd spend $18.00/month with Codestral 2508 vs $21.75/month with GPT-5.4 Nano - a $3.75 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. Codestral 2508 also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (400K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($0.90/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (87/100) 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
GPT-5.4 Nano clearly outperforms Codestral 2508 with a significant 22.099999999999994-point lead. For most general use cases, GPT-5.4 Nano is the stronger choice. However, Codestral 2508 may still excel in niche scenarios.
Best for Quality
GPT-5.4 Nano
Marginally better benchmark scores; both are excellent
Best for Cost
Codestral 2508
17% lower pricing; better value at scale
Best for Reliability
GPT-5.4 Nano
Higher uptime and faster response speeds
Best for Prototyping
GPT-5.4 Nano
Stronger community support and better developer experience
Best for Production
GPT-5.4 Nano
Wider enterprise adoption and proven at scale
by OpenAI
| Capability | GPT-5.4 Nano | Codestral 2508 |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoningdiffers | ||
| Web Searchdiffers | ||
| Image Output |
OpenAI
Mistral AI
Codestral 2508 saves you $0.2400/month
That's 13% cheaper than GPT-5.4 Nano 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 | GPT-5.4 Nano | Codestral 2508 |
|---|---|---|
| Context Window | 400K | 256K |
| Max Output Tokens | 128,000 | -- |
| Open Source | No | No |
| Created | Mar 17, 2026 | Aug 1, 2025 |
GPT-5.4 Nano scores 87/100 (rank #15) compared to Codestral 2508's 64/100 (rank #202), giving it a 22-point advantage. GPT-5.4 Nano is the stronger overall choice, though Codestral 2508 may excel in specific areas like cost efficiency.
GPT-5.4 Nano is ranked #15 and Codestral 2508 is ranked #202 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.
Codestral 2508 is cheaper at $0.90/M output tokens vs GPT-5.4 Nano's $1.25/M output tokens - 1.4x more expensive. Input token pricing: GPT-5.4 Nano at $0.20/M vs Codestral 2508 at $0.30/M.
GPT-5.4 Nano has a larger context window of 400,000 tokens compared to Codestral 2508's 256,000 tokens. A larger context window means the model can process longer documents and conversations.