Pricing

Pay for what you seal. Verification is always free.

	Free	Builder	Studio	Enterprise
Price	$0	$99/mo	$499/mo	Custom
Seals/month	10	1,000	10,000	Unlimited (commit)
Overage	—	$0.10/seal	$0.05/seal	from $0.01/seal
Retention	7 years	7 years	7 years	up to 10 years
Rate limit	1 req / 10s	10 req/s	50 req/s	custom
SLA	—	—	99.5%	99.9% + credits
Signing keypair	shared	shared	dedicated	dedicated + rotatable
Verifier domain	chain.epochcoreqcs.com	chain.epochcoreqcs.com	chain.epochcoreqcs.com	custom subdomain
Bring-your-own anchor	—	—	—	optional
Compliance pack	—	—	included	included + custom
Support	public docs	email 48h	email 24h	Slack + CSM
MSA	click-through	click-through	counter-sign avail.	required

What every tier includes

• SHA-256 hashing, Ed25519 + ML-DSA-87 signatures, Base L2 anchor
• Public verifier URL on every seal
• QR-encodable short URL alias
• Free verification queries forever (anyone can verify any seal)

Annual discount

Pay annually upfront on Builder or Studio → 2 months free (≈ 16% off).

What costs nothing, ever

• Verification queries. Anyone can verify any seal at any time, free, forever.
• Storage of your bytes. We never receive them. We hash + sign + retain the receipt.
• Historic seals after subscription ends. Cancel anytime; existing seals remain verifiable for the full retention period you originally paid for.

Get started

All prices in USD. Cancel anytime — no retention gauntlet.