# Basecamp

**Canonical:** https://apis.io/providers/basecamp/  
**Website:** https://basecamp.com/  
**APIs profiled:** 20

Basecamp is a project management and team collaboration platform developed by 37signals. The Basecamp REST API (bc3-api) provides programmatic access to projects, to-do lists, messages, documents, schedules, and team members. OAuth2 authentication via the 37signals Launchpad is required. The API returns JSON and is documented on GitHub at github.com/basecamp/bc3-api.

## Kin Score — 45.1 / 100 (developing)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 45.1).

| Facet | Score |
|---|---|
| Discoverability | 74.1 |
| Contract Quality | 78.3 |
| Governance | 26.5 |
| Contract Governance | 26.5 |
| Operational Transparency | 5.3 |
| Developer Ergonomics | 21.4 |
| Commercial Clarity | 50.0 |
| Access Clarity | 50.0 |

## Agent readiness — 30.3 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | yes |
| Idempotency | no |
| Error Semantics | no |
| 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 (free trial) · Self-serve signup — onboarding: self-serve, pricing: freemium, trial: yes (confidence: high).

## APIs (20)

- **Basecamp Webhooks** — Basecamp Webhooks deliver real-time HTTP notifications when events occur within a project. Configure webhooks per project with an HTTPS payload URL and resource types.
- **Basecamp Authorization API** — OAuth 2.0 authorization code flow endpoints
- **Basecamp Campfires API** — Manage project campfire chat rooms and lines
- **Basecamp Card Tables API** — Manage kanban-style card tables and card movements
- **Basecamp Comments API** — Manage comments on any commentable recording
- **Basecamp Documents API** — Manage documents stored in vaults
- **Basecamp Identity API** — Retrieve authenticated user identity
- **Basecamp Messages API** — Manage messages on message boards
- **Basecamp People API** — Manage people, profiles, and project access
- **Basecamp Projects API** — Manage Basecamp projects (buckets)
- **Basecamp Recordings API** — Common actions for all recordable resources (archive, trash, restore)
- **Basecamp Schedule Entries API** — Manage individual schedule events and recurring entries
- **Basecamp Schedules API** — Manage project schedules
- **Basecamp Subscriptions API** — Manage per-recording notification subscriptions
- **Basecamp Templates API** — Manage project templates and construct projects from them
- **Basecamp To-Do Lists API** — Manage to-do lists within a to-do set
- **Basecamp To-Dos API** — Manage individual to-do items
- **Basecamp Token API** — Token exchange and refresh endpoints
- **Basecamp Uploads API** — Manage file uploads stored in vaults
- **Basecamp Webhooks API** — Manage webhook subscriptions for a project

## Agentic access (1)

- **Basecamp Agentic Access** — 77 operations · 41 acting

## Security (3)

- **Basecamp Authentication** — http · 1 scheme
- **Basecamp Domain Security** — TLSv1.3 · HSTS · DMARC
- **Basecamp Vulnerability Disclosure** — disclosure policy published

## Plans (1)

- **Basecamp Plans Pricing**

## Use cases (5)

- **Software Development** — Track sprints, bugs, and feature development with to-do lists.
- **Client Projects** — Manage client deliverables, approvals, and communications.
- **Remote Team Collaboration** — Asynchronous team communication and project coordination.
- **Project Automation** — Automate project workflows and reporting via REST API.
- **Agency Project Management** — Multi-client project organization for agencies and consultancies.

## Tags

Collaboration, Project Management, REST, Software-as-a-Service, Team Communication

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