Abstract API Email
Abstract's email validation product publishes Free (100/mo), Starter, Standard, Professional, Enterprise tiers with monthly/annual toggles and a request-volume slider that exposes the implied per-call rate. Public docs and live demo widget are open. xpay observed quotas inside the subscription rather than a true PAYG meter, which is observed as a softer match on the usage-based axis.
Simple and transparent pricing
Starter $19/mo for 5k requests (~$0.0038/req); Standard $35; Professional $39; volume sliders to 150k/mo
$0
$17
per monthSelf-serve
Self-serve
Contact sales
How Abstract API Email scores on the 7 agent-ready dimensions
Public pricing
15 / 15
Usage-based / metered
8 / 25
Self-serve checkout
12 / 15
Public API
15 / 15
Low / no minimum
8 / 10
Unauth automated payment
3 / 10
Bonus (machine-readable pricing)On top of /100 base
0 / 5
Total
61 / 100
Six-step check: can an agent actually buy from Abstract API Email?
Discover price
https://www.abstractapi.com/api/email-verification-validation-api — pricing slider visibleSelect a plan
https://www.abstractapi.com/api/email-verification-validation-api — five plan columnsPay per task
https://www.abstractapi.com/api/email-verification-validation-api — request quotas inside subscription, no $/call overage rate disclosedAvoid a sales call
https://www.abstractapi.com/api/email-verification-validation-api — four self-serve tiersAPI docs without auth
https://docs.abstractapi.com/email-validation — openEstimate cost upfront
https://www.abstractapi.com/api/email-verification-validation-api — slider derives per-request costPros 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.
- API documentation is reachable without a login — discovery and integration can happen in one session.
- A free tier exists, lowering the bar for an agent builder to prototype before committing budget.
- No per-unit price was advertised, so an agent has no way to estimate the cost of a single task.
- 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.
- A unit price is published but consumption per task is not declared upfront — cost predictability is partial.
How Abstract API Email could lift its score
Abstract API Email lands at Verified. Two missing points: (1) publish /.well-known/ai-pricing.json declaring per-tier request cost; (2) host a Stripe Payment Link for a metered request pack so an unauthenticated agent can purchase one-shot without sign-up.
| pricing_visible | true |
| headline_phrasing | Simple and transparent pricing |
| tier_count | 5 |
| lowest_paid_entry_usd | 17 |
| free_tier | true |
| free_tier_terms | 100 free requests/month, no card |
| per_unit_price | Starter $19/mo for 5k requests (~$0.0038/req); Standard $35; Professional $39; volume sliders to 150k/mo |
| annual_required | false |
| self_serve_paid_tiers | 4 |
| sales_only_tiers | 1 |
| public_api_docs_url | https://docs.abstractapi.com/email-validation |
| api_docs_auth_walled | false |
| ai_pricing_json_present | false |
| agents_txt_present | false |
| anonymous_purchase_path | false |
Abstract API Email
61
/ 100 (rubric v1.1)Email Verification
Simple and transparent pricing
5
Yes
100 free requests/month, no card
$17/mo
Starter $19/mo for 5k requests (~$0.0038/req); Standard $35; Professional $39; volume sliders to 150k/mo
4 / 1
Public
No
Not published
2026-05-04