SparkPost API

sparkpost.com

Verification pendingResearched, not yet routed

Bird's email delivery API with US and EU endpoints. Buying direct: Free 1,000/mo; Startup from $15/mo; Growth from $80/mo. Listed Sep 29, 2026.

Capabilities: 0
From: n/a
Calls, 30 days: 0
Ranked first: 0 of 0

Overview

Researched from the vendor's own pages; every fact links to its source and the day we checked it.

Email Sending & Deliverability

SparkPost (Bird) is an email delivery and analytics platform. Its API at api.sparkpost.com/api/v1 (EU: api.eu.sparkpost.com) sends via transmissions and applies dynamic rate limits returning 429.

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: API key (header)
Base URL: https://api.sparkpost.com/api/v1https://api.eu.sparkpost.com/api/v1
Features: Bulk —Async —Webhooks YesMCP —Sandbox —
Rate limit: Dynamic limits; 429 when exceeded
Docs: Reference

Pricing

Model: subscription
List prices: Free $0, 1,000 emails/month, 50/day cap
Startup from $15 / month, 50K to 100K emails/month
Growth from $80 / month
Currency: USD
Free tier: 1,000 emails/month
Checked: Sep 29, 2026

Compliance

SOC 2: SOC 2 (stated)
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)

SparkPost pricingchecked Sep 29, 2026
SparkPost APIchecked Sep 29, 2026
SparkPost Transmissions APIchecked 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.

Placement in the GridRouter Grid by category
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.

Reconstructed · low confidenceOpenAPI 3.1.0 · 1 operations · checked Sep 29, 2026 Spec (YAML)

Rebuilt from the vendor's public docs, only what the pages show. Each operation links the page it came from; response shapes the docs don't spell out are left empty rather than guessed.

Operations in the sparkpost spec
Method	Path	Summary	Params	Source
POST	/transmissions	Create a transmission	0	Docs

Rate limits

Dynamic limits; 429 when exceeded Without a published limit GridRouter paces conservatively (1 request per second).

Compare SparkPost

Email Sending & DeliverabilityCategory