# Buffer

**Canonical:** https://apis.io/providers/buffer/  
**Website:** https://buffer.com  
**APIs profiled:** 1

Buffer is a social media scheduling, publishing and analytics platform with a GraphQL API for scheduling posts, managing content queues and ideas, working with post templates, accessing normalized engagement metrics, and publishing across eleven social channels including Instagram, LinkedIn, X, TikTok, Facebook, Threads, Pinterest, Bluesky, YouTube, Mastodon and Google Business Profiles. Access is by personal API key or OAuth 2.0 with PKCE, and Buffer also operates a hosted Model Context Protocol server plus a first-party CLI that ships installable agent skills. The legacy REST API is being retired on February 1, 2027.

## Kin Score — 64.8 / 100 (strong)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 64.8).

| Facet | Score |
|---|---|
| Discoverability | 87.0 |
| Contract Quality | 43.3 |
| Governance | 18.2 |
| Contract Governance | 18.2 |
| Operational Transparency | 57.9 |
| Developer Ergonomics | 85.7 |
| Commercial Clarity | 92.1 |
| Access Clarity | 92.1 |

## Agent readiness — 38.7 (agent-ready)

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

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: yes (confidence: high).

## APIs (1)

- **Buffer API** — GraphQL API for scheduling and publishing posts, managing social media channels, handling content ideas and idea groups, post templates, and accessing normalized post metrics ac...

## MCP servers (1)

- **Buffer MCP Server**

## Security (3)

- **Buffer Authentication** — http/oauth2/openIdConnect · 3 schemes
- **Buffer Domain Security** — TLSv1.3 · HSTS · DMARC
- **Buffer Vulnerability Disclosure** — Hackerone · contact published

## Plans (1)

- **Buffer Plans Pricing**

## Tags

Social-Media, Scheduling, Analytics, Publishing, Content Management, Social Media Management, Social Media Marketing, Marketing, Content Scheduling, GraphQL, MCP, Agents

---

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