Sentnl vs OpenGrant

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Sentnl compared with OpenGrant
Detail	Sentnl	OpenGrant
What it does	Protect your client retainers from silent AI failures	Search UK grant schemes and funders from Node.js or the terminal
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Freemium	Open source
Pricing	Free: 500 transactions per month, no credit card required	Not given
Key features	Real-time transaction monitoring Empty output detection Instant email notifications 5-minute webhook setup Integration with major automation platforms No database required Free tier with 500 transactions monthly	Search grants with filters for region, organisation, theme and deadline Count matching grant schemes and get link to website search Retrieve public facts for individual grant schemes Look up funder profiles by charity number, slug or name No API key required No runtime dependencies MIT licensed open source Rate limit of 60 requests per 60 seconds per client Command-line tool with --json output option Access to OpenGrant MCP server tools
What makes it different	Built specifically for AI agencies and freelancers managing client workflows Catches soft failures instantly before clients notice No credit card required for free tier Simple webhook integration without custom monitoring scripts	No API key needed to use the SDK Search UK grant schemes and funders from code or terminal MIT licensed and open source
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	1 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	5	15
Referring domains (Majestic)	20	5

4 details filled in for both companies.

More alternatives to Sentnl More alternatives to OpenGrant