Plunk API
useplunk.com
Verification pendingResearched, not yet routed
Open-source email platform with a REST API and OpenAPI spec. Buying direct: Free tier; $0.001 per email. Listed .
- Capabilities
- 0
- From
- n/a
- Calls, 30 days
- 0
- Ranked first
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Overview
Researched from the vendor's own pages; every fact links to its source and the day we checked it.
Plunk is an open-source email platform for developers (transactional, campaigns, workflows), usable hosted or self-hosted. Its REST API uses bearer keys and publishes an OpenAPI spec; contacts can be upserted by email.
Company
- Legal name
- Not confirmed
- Headquarters
- Not confirmed
- Founded
- Not confirmed
- Employees
- Not confirmed
- Ownership
- Not confirmed
- Kind
- Infrastructure
- Website
- Not confirmed
API
Verified- Access
- Self-serve API
- Style
- REST
- Auth
- Bearer token
- Base URL
https://next-api.useplunk.com- Features
- Bulk —Async —Webhooks —MCP —Sandbox —
- Rate limit
- Not confirmed
- Docs
- Reference
Pricing
- Model
- pay as you go
- List prices
- Pay as you grow $0.001 / email
- Currency
- USD
- Free tier
- Free plan with Plunk branding
- Checked
- Sep 29, 2026
Compliance
- SOC 2
- Not confirmed
- GDPR
- Stated
- CCPA
- Not confirmed
- DPA
- Not confirmed
- Resale / storage
- Unknown until a written agreement says otherwise
Relationships
- Integrations
- Not confirmed
- Alternatives
- None named by the vendor
Sources (3)
- Plunk pricingchecked Sep 29, 2026
- Plunk docs index (OpenAPI)checked Sep 29, 2026
- Plunk API: create or update contactchecked Sep 29, 2026
Placement in the Grid
Where this vendor sits on the GridRouter Grid in each category it serves. No vendor pays for placement.
| Category | Placement | Execute | Coverage | Calls | Report |
|---|---|---|---|---|---|
| Email Sending & Deliverability | Not yet rated | – | – | 0 | View Grid |
API
The vendor's OpenAPI document as stored in the catalog, its operations, and the rate limits it publishes.
| Method | Path | Summary | Params | Source |
|---|---|---|---|---|
| POST | /v1/send | Send transactional email | 0 | Spec |
| POST | /v1/track | Track event | 0 | Spec |
| POST | /v1/verify | Verify email address | 0 | Spec |
| GET | /contacts | List contacts | 3 | Spec |
| POST | /contacts | Create or update contact | 0 | Spec |
| GET | /contacts/{id} | Get contact | 1 | Spec |
| PATCH | /contacts/{id} | Update contact | 1 | Spec |
| DELETE | /contacts/{id} | Delete contact | 1 | Spec |
| GET | /templates | List templates | 3 | Spec |
| POST | /templates | Create template | 0 | Spec |
| GET | /campaigns | List campaigns | 3 | Spec |
| POST | /campaigns | Create campaign | 0 | Spec |
| POST | /campaigns/{id}/send | Send or schedule campaign | 1 | Spec |
| GET | /segments | List segments | 0 | Spec |
| POST | /segments | Create segment | 0 | Spec |
Rate limits
No published rate limits found. Without a published limit GridRouter paces conservatively (1 request per second).