Top API Stories — Last Week (2026-09-12 → 2026-09-19)

9182 posts published in the last 7 days across the 5419 API-bearing repos (7007 unique by URL); of those unique posts, 398 carried an API-related keyword in the title. Top 30 below by keyword score + developer-subdomain URL boost.

1. programmableweb — 2026-09-15 — Is OpenAPI Still Relevant When You Tell Claude "Make Me an API"?
2. workos — 2026-09-15 — MCP authorization: governing tool calls beyond OAuth
3. postman — 2026-09-17 — SDK vs CLI vs MCP, a dev story
4. shopify-admin — 2026-09-17 — Query market hierarchies with the GraphQL Admin API
5. bigcommerce — 2026-09-14 — Translating Your Storefront with the GraphQL Translations API
6. cdata — 2026-09-19 — The Definitive SAP MCP Server Handbook for Data Integration
7. vonage — 2026-09-17 — The Hidden Token Tax on JSON Schemas
8. workos — 2026-09-18 — What an MCP server costs you in tokens
9. qliksense — 2026-09-17 — Download all REST API specs in one ZIP
10. scrapfly — 2026-09-17 — 8 Best Financial Data APIs for Developers in 2026
11. apilayer (+8 more repos) — 2026-09-16 — How Developers Handle Currency Symbols, Codes & Formatting Using Exchange Rate APIs
12. mailtrap — 2026-09-16 — 6 Best Email API for Node.js Developers Tested & Compared
13. programmableweb — 2026-09-16 — The Business And Politics Of API Portals And Gateways
14. scrapfly — 2026-09-16 — 6 Best Local Business Data APIs for Developers in 2026
15. scrapfly — 2026-09-16 — 8 Best Social Media Data APIs for Developers in 2026
16. adaptigent — 2026-09-15 — APIs Are Only the Start: Building Governance Into Enterprise Integration
17. cncf (+1 more repos) — 2026-09-14 — Cilium 1.20: Gateway API ExternalAuth, TCPRoute/UDPRoute, ENI IPAM for IPv6, and more
18. facebook (+3 more repos) — 2026-09-14 — Announcing Meta Business Messaging MCP: Set up and manage WhatsApp Business from your AI agent
19. vitally — 2026-09-14 — REST API: Meetings
20. solana — 2026-09-13 — Backpack Securities Opens Mint and Redeem API to All Solana Developers
21. roxyapi — 2026-09-12 — Best Horoscope API for Developers Shipping Feeds 2026
22. nango — 2026-09-18 — How to give AI agents access to user accounts without exposing OAuth tokens
23. upstox — 2026-09-18 — Analytics Token API returns HTTP 403 – request account/API activation check
24. cloudflare (+1 more repos) — 2026-09-17 — Cloudflare Fundamentals - Create additional Free accounts through the dashboard and API
25. google-calendar (+6 more repos) — 2026-09-17 — Automate workflows with custom starters and steps, third-party integrations, and webhooks in Workspace Studio
26. activepieces — 2026-09-16 — Replacing Airtable API Keys with Personal Access Tokens
27. coingecko — 2026-09-16 — How to Get Arc Chain Token Prices and Market Data With an API
28. cloudflare (+1 more repos) — 2026-09-15 — Workflows, Workers - Stream Workflow instance events in your Worker or via the API with .subscribe()
29. vonage — 2026-09-15 — China Relay EOL: Build Your Own Relay With Vonage Video API
30. upstox — 2026-09-12 — Order APIs return 401 UDAPI100050 for a valid token — read/margin APIs work, static IP registered + matching, sandbox orders work