AI Launch Profile
Introducing GPT-4.1 in the API
OpenAI launched GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano in the API with improvements in coding, instruction following, and long context.
At a glance
Launch Snapshot
- Company
- OpenAI
- Launch date
- April 14, 2025
- Launch type
- Model Release
- Category
- AI Developer Tools
- Audience
- Developers, Enterprises, Operators
- Pricing
- API pricing launched with per-token rates for GPT-4.1, mini, and nano; see OpenAI pricing for current rates.
- Free plan
- No
- API
- Yes
- Open weights/source
- No
Launch Context
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Verification & Sources
- Status
- Verified
- Source links
- 2
- Freshness
- Needs recheck: verified June 8, 2026
- Last verified
- June 8, 2026
- Last updated
- June 11, 2026
Key source checks
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Kingy Launch Score
7.4 / 10 · Solid
One earned credibility score, computed from cited evidence — not a placeholder. How the Kingy Launch Score works
Why this score
- Source & verification 7.5/10 — The launch post plus API model documentation — dated, single-vendor sourcing. openai.com
- Product evidence 8.0/10 — Three API models (GPT-4.1, mini, nano) shipped with model documentation. developers.openai.com
- Significance & novelty 7.0/10 — Coding, instruction following, and long context as first-class API strengths across three sizes — a substantive developer-platform release. openai.com
- Traction signals not scored — insufficient sourced evidence
- Offer clarity 7.0/10 — Per-token API rates launched for all three models; current rates on the OpenAI pricing page. developers.openai.com
Evidence checked 2026-07-10
Creator Coverage Next Steps
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Kingy AI Take
OpenAI launched GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano in the API, with improvements aimed at coding, instruction following, and long context, plus per-token rates from day one (openai.com). Developers and Operators building coding tools, agents, and document workflows were the explicit target. The improvement claims are vendor-reported, so validate quality and cost on your own workloads.
Who it is for
Developers building coding tools, agents, document workflows, customer support systems, and long-context applications.
Traction notes
Key developer platform release because GPT-4.1 positioned coding and long context as first-class API strengths.
Source-backed record