OpenAIGPT-4.1 nano API pricing
GPT-4.1 nano was retired on . Its last price was $0.10 per 1M input tokens and $0.40 per 1M output tokens.
Last price
Launch price
GPT-4.1 nano launched at this price on .
Price history
InputOutput
Every price event
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Prices added ·
Rates from April 14, 2025 Rate Per 1M tokens Standard Input $0.10 Cached input $0.025 Output $0.40 Batch Input $0.05 Output $0.20 Batch rates from launch, derived from the launch post's rule ('available for use in our Batch API at an additional 50% pricing discount'); the docs Batch table lists the same figures explicitly from 2025-12-11. No batch cached-input price is listed.
- Price: Archived page (openai.com, captured April 14, 2025)
quote
Model (Prices are per 1M tokens) Input Cached input Output Blended Pricing* ... gpt-4.1-nano $0.10 $0.025 $0.40 $0.12 ... These models are available for use in our Batch API at an additional 50% pricing discount.
- Price: Archived page (platform.openai.com, captured December 11, 2025)
quote
Batch Model Input Cached input Output ... gpt-4.1-nano $0.05 - $0.20
- Price: Pricing page (developers.openai.com)
quote
### Batch pricing data ... | gpt-4.1-nano | $0.05 | $0.20 | - |
- Date: Changelog (developers.openai.com)
quote
April, 2025 / Apr 14: Added gpt-4.1, gpt-4.1-mini, and gpt-4.1-nano models to the API.
- Date: Archived page (openai.com, captured April 14, 2025)
quote
April 14, 2025 ... GPT‑4.1, GPT‑4.1 mini, and GPT‑4.1 nano are available now to all developers.
- Price: Archived page (openai.com, captured April 14, 2025)
-
Launch price ·
- Price: Archived page (openai.com, captured April 14, 2025)
quote
Model (Prices are per 1M tokens) Input Cached input Output Blended Pricing* gpt-4.1-nano $0.10 $0.025 $0.40 $0.12
- Price: Archived page (openai.com, captured April 16, 2025)
quote
GPT-4.1 nano | Fastest, most cost-effective model for low-latency tasks | Pricing | Input: | $0.100 / 1M tokens | Cached input: | $0.025 / 1M tokens | Output: | $0.400 / 1M tokens
- Date: Changelog (developers.openai.com)
quote
April, 2025 / Apr 14: Added gpt-4.1, gpt-4.1-mini, and gpt-4.1-nano models to the API.
- Date: Archived page (openai.com, captured April 14, 2025)
quote
April 14, 2025 ... GPT‑4.1, GPT‑4.1 mini, and GPT‑4.1 nano are available now to all developers.
- Price: Archived page (openai.com, captured April 14, 2025)
Gaps in this history
None known.
API ids
gpt-4.1-nanogpt-4.1-nano-2025-04-14