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Sites using OpenAI API

244 launches via launch platforms Category: AI API #2 of 82 in AI API Tracked since Apr 2026 Last seen: Jul 18, 2026 Website: platform.openai.com

Programmatic access to GPT, embeddings, image generation, and other OpenAI models.

Found via: Product Hunt 205 · Hacker News 7 · PeerPush 33 · StackScope Discovery (Indie) 53 · StackScope Wider Web 29

View: Launch platforms All sources StackScope Discovery StackScope Wider Web
Last 7 days 0.4% +0.1pp
Most used with HSTS, Tailwind CSS, Google Search Console
Top product types AI, Marketing, Productivity
Green hosting 29% vs 44% avg

OpenAI API has been detected on 244 launches we've crawled, with 36 of those in July 2026 (0.3% of the month's launches so far). The 7-day rolling share is 0.4%, roughly steady week on week. Most recent detection: Startup Idea Canvas (Notion Template), today.

It's most commonly paired with HSTS, Tailwind CSS, and Google Search Console. By product type, the launches using it are most often AI (20%), Marketing (15%), and Productivity (15%). By estimated origin, the United States leads (29%), ahead of India (15%). By domain ending, launches using it are 1.9 times as likely as the average launch to live on a .ai domain. The 244 scored launches using OpenAI API average a StackScope score of 9.1 out of 10, against 6.3 across all launches we score.

What kind of products ship with OpenAI API

194 launches

AI
19.59%
Marketing
14.95%
Productivity
14.95%
Hiring & HR
9.79%
Content
8.25%
Finance
7.73%
Health
7.73%
Education
7.22%
Developer Tools
4.12%
Crypto
3.09%
E-commerce
1.03%
Games
1.03%
Social
0.52%

Countries that use OpenAI API

Estimated origin for 116 of 244 launches

  • United States United States 29.31%
  • India India 14.66%
  • United Kingdom United Kingdom 9.48%
  • Australia Australia 5.17%
  • Canada Canada 5.17%
  • Spain Spain 4.31%
  • France France 3.45%
  • Brazil Brazil 2.59%
  • Italy Italy 2.59%
  • South Korea South Korea 2.59%
  • United Arab Emirates United Arab Emirates 1.72%
  • Japan Japan 1.72%
  • Nigeria Nigeria 1.72%

Share of new launches using OpenAI API

Each dot is one launch day. Line is the 7-day rolling average.

0.4%
last 7 days
+0.1pp vs prior week
0.3%
July so far
36 of 10,662 launches
244
launches all time
since Apr 2026
OpenAI API daily detection trend 5% 2% 0% May Jun Jul Apr 19 · 3 / 392 = 0.8% Apr 20 · 4 / 620 = 0.6% Apr 21 · 4 / 835 = 0.5% Apr 22 · 4 / 721 = 0.6% Apr 23 · 4 / 603 = 0.7% Apr 24 · 3 / 553 = 0.5% Apr 25 · 3 / 420 = 0.7% Apr 26 · 0 / 377 = 0.0% Apr 27 · 1 / 529 = 0.2% Apr 28 · 2 / 836 = 0.2% Apr 29 · 0 / 658 = 0.0% Apr 30 · 0 / 573 = 0.0% May 1 · 3 / 568 = 0.5% May 2 · 1 / 368 = 0.3% May 3 · 3 / 346 = 0.9% May 4 · 4 / 536 = 0.7% May 5 · 5 / 855 = 0.6% May 6 · 0 / 671 = 0.0% May 7 · 0 / 624 = 0.0% May 8 · 7 / 597 = 1.2% May 9 · 1 / 428 = 0.2% May 10 · 0 / 350 = 0.0% May 11 · 3 / 536 = 0.6% May 12 · 3 / 797 = 0.4% May 13 · 3 / 687 = 0.4% May 14 · 3 / 625 = 0.5% May 15 · 2 / 542 = 0.4% May 16 · 2 / 407 = 0.5% May 17 · 0 / 367 = 0.0% May 18 · 2 / 566 = 0.4% May 19 · 5 / 846 = 0.6% May 20 · 5 / 674 = 0.7% May 21 · 4 / 606 = 0.7% May 22 · 0 / 546 = 0.0% May 23 · 0 / 378 = 0.0% May 24 · 1 / 341 = 0.3% May 25 · 1 / 535 = 0.2% May 26 · 0 / 877 = 0.0% May 27 · 2 / 683 = 0.3% May 28 · 1 / 577 = 0.2% May 29 · 1 / 486 = 0.2% May 30 · 2 / 377 = 0.5% May 31 · 2 / 368 = 0.5% Jun 1 · 5 / 619 = 0.8% Jun 2 · 4 / 927 = 0.4% Jun 3 · 6 / 711 = 0.8% Jun 4 · 1 / 598 = 0.2% Jun 5 · 1 / 578 = 0.2% Jun 6 · 2 / 436 = 0.5% Jun 7 · 1 / 405 = 0.2% Jun 8 · 1 / 511 = 0.2% Jun 9 · 3 / 872 = 0.3% Jun 10 · 0 / 725 = 0.0% Jun 11 · 2 / 573 = 0.3% Jun 12 · 1 / 445 = 0.2% Jun 13 · 1 / 381 = 0.3% Jun 14 · 3 / 346 = 0.9% Jun 15 · 0 / 530 = 0.0% Jun 16 · 3 / 1047 = 0.3% Jun 17 · 3 / 899 = 0.3% Jun 18 · 7 / 672 = 1.0% Jun 19 · 2 / 544 = 0.4% Jun 20 · 2 / 443 = 0.5% Jun 21 · 3 / 384 = 0.8% Jun 22 · 2 / 574 = 0.3% Jun 23 · 6 / 899 = 0.7% Jun 24 · 5 / 739 = 0.7% Jun 25 · 4 / 619 = 0.6% Jun 26 · 1 / 533 = 0.2% Jun 27 · 1 / 433 = 0.2% Jun 28 · 3 / 385 = 0.8% Jun 29 · 4 / 503 = 0.8% Jun 30 · 5 / 803 = 0.6% Jul 1 · 3 / 799 = 0.4% Jul 2 · 1 / 604 = 0.2% Jul 3 · 0 / 498 = 0.0% Jul 4 · 2 / 411 = 0.5% Jul 5 · 0 / 367 = 0.0% Jul 6 · 2 / 552 = 0.4% Jul 7 · 3 / 929 = 0.3% Jul 8 · 3 / 752 = 0.4% Jul 9 · 3 / 688 = 0.4% Jul 10 · 1 / 564 = 0.2% Jul 11 · 1 / 448 = 0.2% Jul 12 · 2 / 397 = 0.5% Jul 13 · 1 / 552 = 0.2% Jul 14 · 3 / 885 = 0.3% Jul 15 · 6 / 738 = 0.8% Jul 16 · 2 / 820 = 0.2% Jul 17 · 3 / 658 = 0.5%
Apr 19, 2026 90 days Jul 17, 2026

How StackScope detects technologies

AI API leaders

Tool % of launches % of category
#1 – Anthropic 0.80% 42.45%
#2 – OpenAI API Current page 0.38% 20.39%
#3 – Google Gemini API 0.27% 14.51%
#4 – OpenRouter 0.13% 6.88%
#5 – Groq 0.12% 6.12%

Percentages show adoption among indie launches: the share of all analysed launches, and of launches using any AI API tool.OpenAI API is typically used alongside Anthropic rather than instead of it. All 82 in AI API →

Often used with

Tool Launches
HSTS 226
Tailwind CSS 184
Google Search Console 180
React 164
Next.js 162

Tools most often detected on the same launches as OpenAI API.

Highest-scoring launches using OpenAI API

The top launches by StackScope score among the 244 we've detected using OpenAI API.

Screenshot of I Built OpenClaw for Stocks, a launch using OpenAI API I Built OpenClaw for Stocks Jul 14, 2026 · score 10.0 Screenshot of VirtualInterview.ai, a launch using OpenAI API VirtualInterview.ai Jul 14, 2026 · score 10.0 Brazil Hiring & HR Screenshot of Flowvenue, a launch using OpenAI API Flowvenue Jul 14, 2026 · score 10.0 Italy Productivity Screenshot of Widemile, a launch using OpenAI API Widemile Jul 12, 2026 · score 10.0 Italy Content Screenshot of xmark, a launch using OpenAI API xmark Jul 10, 2026 · score 10.0 Screenshot of NoteTube, a launch using OpenAI API NoteTube Jul 9, 2026 · score 10.0 United States Education

Most recent of 244 launches using OpenAI API

Screenshot of Startup Idea Canvas (Notion Template), a launch using OpenAI API Startup Idea Canvas (Notion Template) Jul 18, 2026 · score 7.8 South Korea Productivity Screenshot of Whole, a launch using OpenAI API Whole Jul 17, 2026 · score 10.0 United Kingdom Health Screenshot of ArcForge, a launch using OpenAI API ArcForge Jul 17, 2026 · score 10.0 United States Games Screenshot of Meiliot, a launch using OpenAI API Meiliot Jul 17, 2026 · score 10.0 Marketing Screenshot of Jurixa AI, a launch using OpenAI API Jurixa AI Jul 16, 2026 · score 10.0 India Productivity Screenshot of Api Key Chain, a launch using OpenAI API Api Key Chain Jul 16, 2026 · score 9.5 AI Screenshot of Change-Stack.com - Change opportunites, a launch using OpenAI API Change-Stack.com - Change opportunites Jul 15, 2026 · score 7.0 South Korea Screenshot of ReelyArt, a launch using OpenAI API ReelyArt Jul 15, 2026 · score 9.5 Crypto Screenshot of RingMere, a launch using OpenAI API RingMere Jul 15, 2026 · score 9.5 United Kingdom Screenshot of Grafo, a launch using OpenAI API Grafo Jul 15, 2026 · score 5.8 Screenshot of Skyline, a launch using OpenAI API Skyline Jul 15, 2026 · score 7.5 Screenshot of VAGSync AI, a launch using OpenAI API VAGSync AI Jul 15, 2026 · score 10.0 United Arab Emirates Developer Tools

Showing the most recent 12 of 244.

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