gpt-4.1
by openai
Pricing
Input
$1.20 / 1M tokens
Output
$4.80 / 1M tokens
🗓️ Overview
GPT‑4.1 is OpenAI’s flagship large language model, launched on April 14, 2025.
It offers powerful improvements in reasoning, coding, and multimodal understanding, with a massive 1 million-token context window and full support for text + image inputs.
✨ Features
- Multimodal: Accepts both text and image inputs
- Context Length: Up to 1,000,000 tokens
- Output Limit: Up to ~32K tokens per generation
- High Instruction-Following Accuracy
- Tool Support: Streaming, function calling, JSON mode, and more
- Improved Long-Context Reasoning
📊 Benchmarks
Task | GPT‑4.1 Score |
---|---|
SWE-bench (Coding) | 54.6% |
MultiChallenge (Reasoning) | 38.3% |
MMLU (General Knowledge) | ~86% |
MathVista (Vision + Math) | 72.2% |
MMMU (Multimodal) | 74.8% |
💰 Pricing
Token Type | Cost per 1M Tokens |
---|---|
Input | $2.00 |
Cached Input | $0.50 |
Output | $8.00 |
Fine-Tuning
Type | Cost per 1M Tokens |
---|---|
Input | $3.00 |
Output | $12.00 |
Training | $25.00 |
🎯 Use Cases
- High-accuracy coding assistants
- Long-document summarization and search
- Advanced multimodal reasoning (images + text)
- Legal, medical, and technical document analysis
- AI agents requiring reliable instruction adherence
🚪 Availability
- Available through the OpenAI API
- Integrated into ChatGPT for Plus and Pro users (as the upgraded GPT‑4 tier)
- Full support in the Playground with extended context capabilities
⚠️ Limitations
- Higher latency and cost compared to Mini or Nano variants
- Requires significant resources for long-context tasks
- No native audio or video generation/output
- API required for full 1M-token usage
🧠 Summary
GPT‑4.1 is the most capable and advanced OpenAI model to date.
It excels in deep reasoning, large-scale coding, and complex multimodal tasks while offering the longest context window ever deployed in production.
It is ideal for use cases where precision, instruction reliability, and context depth are critical.
🔍 Model Comparison
Feature | GPT‑4.1 | GPT‑4.1 Mini | GPT‑4.1 Nano | GPT‑4o |
---|---|---|---|---|
Context Window | 1M tokens | 1M tokens | 1M tokens | 128K tokens |
Input Price | $2.00 | $0.40 | $0.10 | N/A |
Output Price | $8.00 | $1.60 | $0.40 | N/A |
Coding Performance | High | Medium-High | Basic | Medium |
Latency | Medium | Low | Very Low | Medium |
Image Input | ✅ | ✅ | ✅ | ✅ |
Audio/Video Support | ❌ | ❌ | ❌ | ✅ (GPT‑4o) |