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.

Editorial image for Introducing GPT-4.1 in the API AI launch

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

Verification & Sources

Status
Verified
Source links
2
Freshness
Needs recheck: verified June 8, 2026
Last verified
June 8, 2026
Last updated
June 11, 2026
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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

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.