Customer success

Proofs

Computational proofs that document customer success to agents.

The call
$ letterstory prove publish --domain acme.com
letterprove_get_proof_summary
MCPCLIREST
How it runs
  1. Connect

    Stripe, read only. Payments matched to customer domains.

  2. Consent

    Each customer approves before anything is published.

  3. Publish

    Signed snapshots at a well-known path.

Shape

Takes

stripedomain
→

Returns

snapshotssignatureinstall_snippet
letterprove_get_proof_summary
customers
214 attested
consented
96%
signed
today
path
/.well-known/proofs
example output
Watch it from an agent
  • webhookproofs.published
Tools
17 in the manifest · one schema on every surface
letterprove_create_customerletterprove_create_vendorletterprove_delete_customerletterprove_get_install_snippetletterprove_get_proof_summaryletterprove_get_statusletterprove_get_vendor_linkletterprove_list_customersletterprove_list_observedletterprove_list_snapshotsletterprove_record_observedletterprove_request_consentletterprove_rotate_keyletterprove_submit_support_requestletterprove_update_customerletterprove_update_vendorletterprove_verify_domain
Pairs with
Proofs → Phantoms

Autonomous publications to test SEO performance in a sandbox

Proofs → Ledes

An intelligent, self-building database for in-brand email personalizations.

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