# freqblog-com

**Canonical:** https://apis.io/providers/freqblog-com/  
**Website:** https://freqblog.com/  
**APIs profiled:** 2

FreqBlog provides a Music Metadata API that offers BPM, key, mood, and over 25 audio feature fields for tracks queried by name, without requiring a Spotify ID. The service includes free and paid tiers, supports 1,000 to 750,000 requests per month, and covers 1,145+ pre‑analyzed genres across multiple language families. It leverages AcousticBrainz and Essentia for analysis, delivering fast responses and offering back‑fill for missing tracks.

## Kin Score — 52.9 / 100 (developing)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 64.4 |
| Contract Governance | 79.1 |
| Operational Transparency | 5.3 |
| Developer Ergonomics | 61.2 |
| Access Clarity | 31.6 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 24.5 (matched via fallback).

## Agent readiness — 40.0 (agent-ready)

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

## APIs (8)

- **freqblog-com Audio API** — Audio feature extraction
- **freqblog-com Backfill API** — The Backfill API from freqblog-com — 2 operation(s) for backfill.
- **freqblog-com Catalog API** — Pre-analyzed track catalog — instant name-based lookups
- **freqblog-com Me API** — The Me API from freqblog-com — 1 operation(s) for me.
- **freqblog-com Request Free Key API** — The Request Free Key API from freqblog-com — 1 operation(s) for request free key.
- **freqblog-com Spotify Compat API** — Spotify-shape-compatible routes for endpoints deprecated 2024-11-27. Field names and response structure match Spotify byte-for-byte; numeric values come from this pipeline's ope...
- **freqblog-com System API** — Health and operational endpoints
- **freqblog-com Utility API** — The Utility API from freqblog-com — 1 operation(s) for utility.

## Agentic access (1)

- **Freqblog Com Agentic Access** — 92 operations · 20 acting

## Security (2)

- **Freqblog Com Authentication** — apiKey · 1 scheme
- **Freqblog Com Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Company, Music, API, Audio, Metadata

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