Kickbox
Kickbox scores 63/100 on xpay's Agent-Ready Index v2: partial pricing visibility; self-serve checkout is available; usage-based / per-token pricing is published; a free entry path exists.
Kickbox pricing
Free
Free
500 verifications
$5
one-time1,000 verifications
$10
one-time2,500 verifications
$25
one-time5,000 verifications
$40
one-time10,000 verifications
$70
one-timeHow Kickbox scores on the agent-ready dimensions
Public pricing visibility
15 / 15
Self-serve checkout
15 / 15
Public API + docs
0 / 20
Usage-based / metered pricing
14 / 20
Free entry path
7 / 7
No sales call required
7 / 7
Card / wallet / x402 payment
5 / 6
Machine-readable bonus (MCP / OpenAPI)
0 / 10
Total
63 / 100
What it actually costs at typical scale
1,000 verifications per month
$10/mo
Can an autonomous agent transact here?
Can create account
Can enter payment method
Can upgrade plan
Can buy more usage
Can cancel online
Payment methods
Human approval recommended
Pricing transparency
full
Purchase motion
self_serve
Demo required
Quote required
Annual commit required
Auto-renewal mentioned
Cancellation policy visible
Refund policy visible
Invoice payment available
Purchase orders supported
MSA required
Unknown
DPA available
Security review required
Trial
Available, no card
Startup credits
30% off with code BFCM30OFF
Trust & compliance
Certifications
SSO / SAML
Unknown
RBAC
Unknown
Audit logs
Unknown
Data residency
Positioning & ecosystem
“Straightforward Pricing”
Buyer persona
Six-step check: can an agent actually buy from Kickbox?
Discover price
https://kickbox.com/pricing — full volume table visibleSelect a plan
https://kickbox.com/pricing — 13 numeric volume tiersPay per task
https://kickbox.com/pricing — per-verification cost per tierAvoid a sales call
https://kickbox.com/pricing — every tier under 1M self-serveAPI docs without auth
https://docs.kickbox.com — openEstimate cost upfront
https://kickbox.com/pricing — per-verification $$ rate explicitPros and cons for AI agents
Observational summary written by xpay from the signals captured on 2026-05-04. Not a review of the product — only of its current pricing posture for agent buyers.- Pricing is publicly visible on an indexable page — agents can read tiers without scraping past auth.
- Per-unit billing is published, so an agent can budget for a single task before committing.
- API documentation is reachable without a login — discovery and integration can happen in one session.
- Per-unit rate is concrete enough that an agent can model expected spend before issuing a request.
- Some tiers are sales-led; the highest-capacity surfaces are not self-serve.
- PPU requires account creation and an issued API key; a fully unauthenticated agent purchase is not yet supported.
- No /.well-known/ai-pricing.json or equivalent machine-readable pricing manifest is published — agents must rely on HTML scraping.
How Kickbox could lift its score
Add a per-unit price (e.g. $X / 1K calls) to the pricing page so an agent can compute its own cost before committing.
| pricing_visible | true |
| headline_phrasing | Straightforward Pricing — See how poor email deliverability impacts revenue, retention, and ROI—and what top marketers are doing to fix it. |
| tier_count | 3 |
| lowest_paid_entry_usd | null |
| free_tier | false |
| free_tier_terms | null |
| per_unit_price | null |
| annual_required | false |
| self_serve_paid_tiers | 2 |
| sales_only_tiers | 0 |
| public_api_docs_url | https://kickbox.com/docs |
| api_docs_auth_walled | false |
| ai_pricing_json_present | false |
| agents_txt_present | false |
| anonymous_purchase_path | false |
| per_unit_classification | null |
| usage_headline_present | false |
| custom_tier_present | true |
| agent_friendly | {"ai_pricing_json":false,"agents_txt":false,"llms_txt":false,"sitemap_xml":true,"mcp_server_card":false,"agent_skills_index":false,"x402_supported":false} |
View raw extracted page text →
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See agent-ready picksKickbox
63
/ 100 (rubric v2.0)Email Verification
Not advertised
3
No
Sales-led
2 / 0
Public
No
Not published
2026-05-09
Tier-based subscription
Kickbox pricing starts at $0 for 100 free verifications; paid plans begin at $5 for 500 verifications and go up to $2,999 for 1,000,000 verifications. Prices are per verification block.
Free plan (Free)
Discovery files and protocols
Side-channel signals — informational, not part of the score. Each protocol is independent; adoption signals the publisher is thinking about agent buyers.ai-pricing.json
agents.txt
llms.txt
sitemap.xml
MCP Server Card
Agent Skills
x402 / MPP
Compare Kickbox with peers
Highest-scoring companies in the same category that an AI agent might evaluate as an alternative.MailerCheck
81
Verifalia
81
EmailListVerify
78
Emailable
76
ZeroBounce
74
Mailgun Validate
74
NeverBounce
73
Abstract API Email
61
Explore the Agent-Ready SaaS Index
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