# Forecast API

**Canonical:** https://apis.io/apis/forecast/forecast-api/  
**Provider:** forecast — https://apis.io/providers/forecast/  
**Base URL:** https://api.forecast.it/api/v1/  
**Documentation:** https://github.com/Forecast-it/API

Forecast API is published by [forecast](https://apis.io/providers/forecast/) on the [APIs.io](https://apis.io/) network. The published artifact set on APIs.io includes authentication docs.

REST-style JSON API exposing the full Forecast platform: projects, tasks, sub-tasks, phases, sprints, time registrations, allocations, persons, clients, rate cards, invoices, and webhook subscriptions. TLS only, per-resource path versioning (v1-v4), API-key auth via X-FORECAST-API-KEY.

## Machine-readable artifacts (12)

- **Authentication** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/authentication/forecast-authentication.yml
- **Conventions** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/conventions/forecast-conventions.yml
- **ErrorCatalog** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/errors/forecast-problem-types.yml
- **Lifecycle** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/lifecycle/forecast-lifecycle.yml
- **Deprecation** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/lifecycle/forecast-lifecycle.yml
- **Conformance** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/conformance/forecast-conformance.yml
- **Webhooks** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/asyncapi/forecast-webhooks.yml
- **DataModel** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/data-model/forecast-data-model.yml
- **MCPServer** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/mcp/forecast-mcp.yml
- **LLMsTxt** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/llms/forecast-llms.txt
- **AgentSkill** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/skills/_index.yml
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/forecast/refs/heads/main/apis.yml

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/forecast/forecast-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/forecast/.