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GPT 4.1 Mini

openai/gpt-4.1-mini

GPT 4.1 Mini is a large language model by OpenAI with support for vision, function calling, prompt caching, and structured output. It supports a 1M token context window with up to 33K tokens of output. Priced at $0.4 per million input tokens and $1.6 per million output tokens, it is one of the most cost-efficient options in its class. Access GPT 4.1 Mini through Inworld LLM Inference with OpenAI SDK compatibility, built-in failover, and intelligent routing across providers.

Input
$0.40
Output
$1.60
Cache read
$0.10
Context
1M
Max output
32.8K
TextImage→Text
Function CallingPrompt CachingStructured outputVision
Run on your server. Set INWORLD_API_KEY to your API key. Python requires pip install openai; JavaScript requires Node.js 18+; save it as example.mjs.
curl --fail-with-body https://api.inworld.ai/v1/chat/completions \
  -H "Authorization: Basic $INWORLD_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
    "model": "openai/gpt-4.1-mini",
    "messages": [{"role": "user", "content": "Hello"}],
    "stream": true
  }'
Model GPT 4.1 MiniOpenAI SDK compatible

Pricing and providers

Access GPT 4.1 Mini through Inworld LLM Inference or speech to speech via OpenAI. By using the providers below you agree to their terms, listed under each provider's name in the Legal section.

Modalities
OpenAIThis pageopenai/gpt-4.1-mini
$0.40$1.60$0.10—1M32.8K
TextImage→Text
Prices in USD per 1M tokens.

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