# Stream

**Canonical:** https://apis.io/providers/stream-io/  
**Website:** https://getstream.io/  
**APIs profiled:** 6

Stream provides realtime APIs for chat messaging, video and audio (calls and rooms), activity feeds and moderation. Hosted on a global edge network with native SDKs for web, mobile (iOS, Android, Flutter, React Native) and game engines (Unity, Unreal). Stream publishes full OpenAPI specifications for its Chat, Video and Moderation server-side APIs.

## Kin Score — 38.6 / 100 (thin)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 38.6).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 61.1 |
| Governance | 11.4 |
| Contract Governance | 11.4 |
| Operational Transparency | 26.3 |
| Developer Ergonomics | 21.4 |
| Commercial Clarity | 34.2 |
| Access Clarity | 34.2 |

## Agent readiness — 39.2 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | documented |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | derived |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Freemium · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: no (confidence: high).

## APIs (6)

- **Stream Activity Feeds API** — Server-side REST API for activity feeds — flat, aggregated, notification and ranked feeds, follow graph, reactions and personalisation. Powered by Stream's original feed engine.
- **Stream product:chat API** — The product:chat API from Stream — 194 operation(s) for product:chat.
- **Stream product:common API** — The product:common API from Stream — 54 operation(s) for product:common.
- **Stream product:feeds API** — The product:feeds API from Stream — 69 operation(s) for product:feeds.
- **Stream product:moderation API** — The product:moderation API from Stream — 56 operation(s) for product:moderation.
- **Stream product:video API** — The product:video API from Stream — 121 operation(s) for product:video.

## Agentic access (1)

- **Stream Io Agentic Access** — 659 operations · 497 acting · 18 human-in-the-loop

## Security (4)

- **Stream Io Authentication** — apiKey · 3 schemes
- **Stream Io Domain Security** — TLSv1.3 · HSTS · DMARC
- **Stream Io Vulnerability Disclosure** — disclosure policy published
- **Stream Io Trust Center** — SOC 2, ISO 27001, HIPAA, GDPR

## Plans (1)

- **Stream Io Plans Pricing**

## Tags

Real-Time, Chat, Messaging, Video, Audio, Activity Feeds, Moderation, SDK

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