Last refreshed 2026-06-15. Next refresh: weekly.
Why use GPT-4.1 on OpenRouter?
OpenRouter offers GPT-4.1 with pay-as-you-go pricing at $2.00/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare GPT-4.1 across 4 providers to find the best fit for your use caseInput / 1M
$2.00
Output / 1M
$8.00
Cache
Not sourced
Batch
Not sourced
Setup recipe
Docs fallbackInstall
Use the provider REST API or SDKAuth
Create a provider API keyCall
model: openai/gpt-4.1Model ID
openai/gpt-4.1Request example
Curated snippets for this provider are not sourced yet. Use OpenRouter documentation with model ID
openai/gpt-4.1.Gotchas
- Use provider model ID "openai/gpt-4.1", not the LLMReference slug "gpt-4.1".
Compare GPT-4.1 Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| OpenRouter | $2.00 | $8.00 |
| Azure OpenAI | — | — |
| OpenAI API | $2.00 | $8.00 |
| Vercel AI Gateway | $2.00 | $8.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $2.00 |
| Output tokens | $8.00 |
Capabilities
VisionMultimodalJSON / Tool useStructured OutputsCode ExecutionPrompt CachingBatch API
About GPT-4.1
OpenAI's GPT-4.1 model released April 2025, excelling at coding tasks, precise instruction following, and web development. Outperforms GPT-4o in these areas with a 1 million token context window. Available via API and in ChatGPT for Plus, Pro, Team, Enterprise, and Edu users.
Get Started
Model Specs
Released2025-04-01
Context1.05m
ArchitectureDecoder Only
Knowledge cutoff2025-01