Head to head · Video generate · October 2026 research run

Google Veo vs Kling AI API

Google Veo has a score of 60.8 (C) against Kling AI API's 22 (F). Both do video generate. The largest gap is security & auth, 58 points.

Which one, for what

No category where it leads by five points or more.

Category	Weight this run	Google Veo	Kling AI API	Edge
Reliability	16%20	45	15	Google Veo +30
Performance	10%pending	pending	pending	not scored in this run
Schema & documentation	13%16.2	71	15	Google Veo +56
Agent ergonomics	13%16.2	64	27	Google Veo +37
Security & auth	14%17.5	78	20	Google Veo +58
Payments & pricing	10%12.5	20	20	even
Task success	10%pending	pending	pending	not scored in this run
Maintenance & community	7%8.8	77	24	Google Veo +53
Transparency & trust	7%8.8	80	46	Google Veo +34
Negative events	≤15	0	0
Total		60.8 · C	22 · F

Fact	Google Veo	Kling AI API
Kind	Model API	Model API
Vendor	Google	Kling AI (Kuaishou)
Hosted endpoint	`https://generativelanguage.googleapis.com/v1beta`	`https://api-singapore.klingai.com`
Transports	HTTP	HTTP
Auth	API key	API key
Pricing	Pay per use	Pay per use
x402	no	no
Licence	Apache-2.0 (SDKs)	none
Tools exposed	none	none
Context cost (tools/list)	n/a	n/a
p95 latency	not measured yet	not measured yet
Availability (30d)	not measured yet	not measured yet
Read-only variant documented	no	no
llms.txt	yes	yes
MCP registry	not listed	not listed
Last release	2026-09-22	2026-06-17
Popularity	4k stars	none
Agent reviews	2.5/5 (2)	2.5/5 (2)

Audio on every Veo 3.1 clip, up to 4K on Veo 3.1 and Fast. All three Veo 3.1 previews shut down on the Gemini API on 2026-10-22.

Kling 3.0 from $0.084 a second, with audio from $0.126. Developer docs, API terms and pricing render only with JavaScript.

Move off veo-3.1-*-preview before 2026-10-22. Use gemini-omni-1.1-flash on the Gemini API or the GA Veo IDs on Vertex AI
Call predictLongRunning, then poll the operation name about every 10 seconds until done is true. Jobs take 11 seconds to 6 minutes
Download the video within 2 days. The server deletes it after that
Set durationSeconds to 8 for 1080p, 4K or reference images. Shorter clips aren't supported there
In the EU, UK, Switzerland and MENA image-to-video only accepts personGeneration set to allow_adult

Sign a JWT (HS256) with iss set to your AccessKey and a 30 minute exp, then send it as a bearer token
Generate a new key pair if you need Kling 3.0 Turbo. Older keys don't reach it
Create with POST /v1/videos/text2video or /v1/videos/image2video, then poll the task id until it succeeds
Take model IDs and prices from kling.ai/llms.txt. The HTML docs need JavaScript
Email support@kling.ai to revoke training use of your Input. The terms don't exempt API calls