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OpenAI: GPT-4.1

OpenAI: GPT-4.1

OpenAI’s Most Advanced LLM for Reasoning, Coding, and Multilingual API Integration

Context: 1 047 576 tokens
Output: 33 000 tokens
Modality:
Text
Image
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OpenAI’s Most Advanced LLM for High-Fidelity Reasoning and Real-Time API Integration

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GPT-4.1 is OpenAI’s latest flagship large language model, building on the success of GPT-4 Turbo. Designed for both accuracy and speed, GPT-4.1 introduces enhanced reasoning, improved factual grounding, and superior multi-turn conversation capabilities.

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Accessible via API and integrated into ChatGPT (Pro tier), GPT-4.1 is optimized for real-time applications, enterprise AI agents, multilingual content generation, and complex chain-of-thought tasks.


Key Features of GPT-4.1

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Advanced Multistep Reasoning

Outperforms GPT-4 Turbo in logic-heavy prompts, math accuracy, and structured decision-making.

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128k Token Context Window

Maintains long-form memory across documents, threads, or codebases with high consistency.

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Low Latency, Production-Ready Performance

Delivers responses in <1s for most prompts, with infrastructure-level stability and SLAs for enterprise-grade use.

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Improved Instruction Following and Alignment

Fewer refusals, better formatting, and more aligned outputs for tools, APIs, and automation pipelines.

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Multilingual Fluency Across 30+ Languages

Enhanced translation, localization, and international content generation support.

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Use Cases for GPT-4.1

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Enterprise-Grade Chat Assistants

Deploy GPT-4.1 in complex customer support, HR bots, or IT copilots with deep knowledge bases.

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Research and Legal Document Summarization

Extract and compress long, domain-specific text with chain-of-thought traceability and citation-ready responses.

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Advanced Coding and Debugging Tools

Use GPT-4.1 in dev platforms to write, refactor, explain, or test code across multiple languages.

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Multilingual Content Pipelines

Automate translation, copywriting, and localization tasks with native-sounding output across dozens of languages.

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Internal Workflow Automation

Power CRM note summarization, compliance document synthesis, or product insight extraction.

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Why Use GPT-4.1 via AnyAPI.ai

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Access Without OpenAI Vendor Lock-In

Use GPT-4.1 without binding your stack to OpenAI’s platform directly - ideal for multi-cloud and hybrid AI teams.

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Unified API for Leading Models

Query GPT-4.1 alongside Claude, Gemini, Mistral, and others using a single endpoint and token.

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Scalable Usage-Based Billing

Only pay for what you use. AnyAPI.ai enables fine-grained budgeting for startups and enterprise AI ops.

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Superior Developer Tooling and Insights

Monitor latency, track logs, and manage model selection at runtime with full observability.

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Better Provisioning Than OpenRouter/AIMLAPI

Experience higher availability, faster setup, and more robust authentication & team support.


Use GPT-4.1 for Advanced, Scalable AI Workflows


GPT-4.1 combines reasoning power, speed, and multilingual depth - making it ideal for production AI across industries.

Access GPT-4.1 via AnyAPI.ai and start building with the world’s top-tier LLM today.Sign up, get your API key, and deploy in minutes.

Comparison with other LLMs

Model
Context Window
Multimodal
Latency
Strengths
Model
OpenAI: GPT-4.1
Context Window
1mil
Multimodal
Yes
Latency
Very Fast
Strengths
Ideal for tasks like classification or autocompletion
Get access
Model
Anthropic: Claude 4 Opus
Context Window
200k
Multimodal
No
Latency
Fast
Strengths
Deep reasoning, high alignment, long context
Get access
Model
Google: Gemini 1.5 Pro
Context Window
1mil
Multimodal
Yes
Latency
Fast
Strengths
Visual input, long context, multilingual coding
Get access
Model
Mistral: Mistral Large
Context Window
128k
Multimodal
No
Latency
Fast
Strengths
Open-weight, cost-efficient, customizable
Get access
Model
OpenAI: GPT-3.5 Turbo
Context Window
16k
Multimodal
No
Latency
Very fast
Strengths
Affordable, fast, ideal for lightweight apps
Get access

Sample code for 

OpenAI: GPT-4.1

Python
JavaScript
Curl
import requests

url = "https://api.anyapi.ai/v1/chat/completions"

payload = {
    "model": "gpt-4.1",
    "messages": [
        {
            "role": "user",
            "content": "Hello"
        }
    ]
}
headers = {
    "Authorization": "Bearer  AnyAPI_API_KEY",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
import requests url = "https://api.anyapi.ai/v1/chat/completions" payload = { "model": "gpt-4.1", "messages": [ { "role": "user", "content": "Hello" } ] } headers = { "Authorization": "Bearer AnyAPI_API_KEY", "Content-Type": "application/json" } response = requests.post(url, json=payload, headers=headers) print(response.json())
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Code is copied
const url = 'https://api.anyapi.ai/v1/chat/completions';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer  AnyAPI_API_KEY', 'Content-Type': 'application/json'},
  body: '{"model":"gpt-4.1","messages":[{"role":"user","content":"Hello"}]}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
const url = 'https://api.anyapi.ai/v1/chat/completions'; const options = { method: 'POST', headers: {Authorization: 'Bearer AnyAPI_API_KEY', 'Content-Type': 'application/json'}, body: '{"model":"gpt-4.1","messages":[{"role":"user","content":"Hello"}]}' }; try { const response = await fetch(url, options); const data = await response.json(); console.log(data); } catch (error) { console.error(error); }
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Code is copied
curl --request POST \
  --url https://api.anyapi.ai/v1/chat/completions \
  --header 'Authorization: Bearer  AnyAPI_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "model": "gpt-4.1",
  "messages": [
    {
      "role": "user",
      "content": "Hello"
    }
  ]
}'
curl --request POST \ --url https://api.anyapi.ai/v1/chat/completions \ --header 'Authorization: Bearer AnyAPI_API_KEY' \ --header 'Content-Type: application/json' \ --data '{ "model": "gpt-4.1", "messages": [ { "role": "user", "content": "Hello" } ] }'
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Code is copied
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FAQs

Answers to common questions about integrating and using this AI model via AnyAPI.ai

Is GPT-4.1 the same as GPT-4 Turbo?

GPT-4.1 is a newer, more capable version, with improvements in reasoning, formatting, and latency.

How can I access GPT-4.1?

Via AnyAPI.ai or directly through OpenAI’s platform (ChatGPT Pro or API). No OpenAI key is required on AnyAPI.ai.

Is GPT-4.1 good for code generation?

Yes. It handles multiple programming languages with high-quality completions and debugging support.

Does GPT-4.1 support multilingual use cases?

Yes. It’s among the most fluent models for translation, localization, and global content tasks.

Can GPT-4.1 handle long documents?

Yes. It supports up to 128,000 tokens of context, useful for summarization and cross-referencing.

Still have questions?

Contact us for more information

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