# Infinite Audience

**Canonical:** https://apis.io/providers/infiniteaudience-ai/  
**Website:** https://infiniteaudience.ai  
**APIs profiled:** 2

Infinite Audience, built by NO FAIT, is a customer-intelligence platform for identity resolution, consumer data enrichment, audience building and activation. Its REST API (api.infiniteaudience.ai) covers discovery counts, segments, audiences, campaigns, deliveries, file and micro-batch matching, webhooks and billing, and it also exposes a remote OAuth-protected MCP server and an A2A agent.

## Kin Score — 46.8 / 100 (developing)

Scored 2026-10-09 under rubric 0.23.0.

| Facet | Score |
|---|---|
| Discoverability | 66.7 |
| Contract Quality | 70.3 |
| Contract Governance | 22.0 |
| Operational Transparency | 28.9 |
| Developer Ergonomics | 58.9 |
| Access Clarity | 21.1 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 16.7 (matched via fallback).

## Agent readiness — 60.1 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | served |
| Idempotency | verified |
| Error Semantics | derived |
| OpenAPI Examples | partial |
| Rate Limit Signal | documented |
| Event Surface Described | yes |
| Agent Skills | derived |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | conformant |
| Dry Run Mode | no |
| Delegated Identity | served |
| Protected Resource Metadata | verified |
| Dynamic Client Registration | yes |
| Agentic Commerce | no |

## APIs (18)

- **Infinite Audience MCP Server** — Remote, OAuth-protected Model Context Protocol server for exploring signals, building segments and running approved workflows from an assistant.
- **Infinite Audience A2A API** — Agent-to-Agent task protocol
- **Infinite Audience Account API** — Balance, top-up, and subscription management
- **Infinite Audience Audiences API** — Build, store, and manage named audience definitions
- **Infinite Audience Auth API** — Token exchange
- **Infinite Audience Campaigns API** — Named workspaces that group related audiences and deliveries under a single context
- **Infinite Audience Deliveries API** — Org-wide delivery history and status
- **Infinite Audience Discovery API** — Audience count and lookup (exploration)
- **Infinite Audience Enrichment API** — Attribute catalog, propensity models, synchronous micro-batch matching, and async file-based identity resolution
- **Infinite Audience Integrations API** — The Integrations API from Infinite Audience — 3 operation(s) for integrations.
- **Infinite Audience MCP API** — Model Context Protocol session management
- **Infinite Audience OAuth API** — OAuth 2.0 authorization server for confidential integrations and delegated REST, MCP, and A2A clients. Authenticate on behalf of one of your customers via the standard authoriza...
- **Infinite Audience Partnerships API** — Retained activity and reusable results produced through connected partners
- **Infinite Audience Segments API** — Save and manage reusable filter definitions
- **Infinite Audience Settings API** — Self-service API keys and org configuration
- **Infinite Audience Triggers API** — Durable, per-event-filtered webhook-trigger subscriptions (e.g. one per Zap) — distinct from the single implicit URL configured under the Webhooks tag / `/v1/settings/webhook`. ...
- **Infinite Audience Webhooks API** — **Outbound webhook notifications** — the platform POSTs to your endpoint when async operations finish. **Events fired:** | Event | Trigger | |---|---| | `segment.ready` | Async ...
- **Infinite Audience Workflows API** — Monitor async audience pipeline progress (similarity and propensity subtypes). Poll GET /v1/workflows/{workflow_run_id} or respond to HITL gates via POST /v1/workflows/{workflow...

## MCP servers (1)

- **Infinite Audience MCP Server** — Remote MCP server at mcp.infiniteaudience.ai requiring OAuth; 54 tools listed.

## Agentic access (1)

- **Infiniteaudience Ai Agentic Access** — 131 operations · 74 acting · 8 human-in-the-loop

## Security (2)

- **Infiniteaudience Ai Authentication** — http · 1 scheme
- **Infiniteaudience Ai Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Infiniteaudience Ai Plans Pricing**

## Tags

Company, Identity Resolution, Data Enrichment, Audiences, Marketing, MCP, A2A

---

Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/infiniteaudience-ai/). Scores are computed from the provider's own public artifacts under a published rubric.