Changelog

Each entry is added after we've checked it against the vendor's own page.

2026-10-29: ClipCost Index's first data check

First full check of Kling, Google Veo, Runway, Hailuo, Pika, Luma, HeyGen and Synthesia pricing pages.

2026-09-24: OpenAI switches off the Sora API

The Sora 2 models and Videos API were removed on September 24, 2026, after the Sora app and website closed on April 26, 2026. Source