# Throughline

**Canonical:** https://apis.io/providers/getthroughline-ai/  
**Website:** https://getthroughline.ai/  
**APIs profiled:** 1

Throughline is an AI companion platform that offers a continuing AI Self with character, interests, and developing judgment. Users can meet a Self, build shared history, and export or import memories. Plans include Free, Pro ($9.99/mo), and Alive ($19.99/mo) with additional features. The service is available via web, Android app, and upcoming iPhone app, with integrations for Claude Code and Codex.

## Kin Score — 30.9 / 100 (thin)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 28.2 |
| Contract Governance | 0.0 |
| Operational Transparency | 14.3 |
| Developer Ergonomics | 19.0 |
| Access Clarity | 61.7 |

Regulatory layer — **AI & Biometrics**: 12.7 (matched via residual_tags).

## Agent readiness — 31.7 (agent-ready)

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

## Access

Freemium — onboarding: unknown, pricing: freemium, trial: no (confidence: low).

## APIs (1)

- **Throughline API** — The portable-self store API for Throughline

## Security (1)

- **Throughline Domain Security** — TLSv1.3

## Plans (1)

- **Throughline Plans Pricing**

## Tags

Artificial Intelligence, Companion, Lifestyle, Chatbots, Throughline

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