# Blocksize

**Canonical:** https://apis.io/providers/blocksize-info/  
**Website:** https://blocksize.info/  
**APIs profiled:** 1

Blocksize provides real‑time aggregated crypto and tokenized asset market data from over 70 exchanges, delivering reference price feeds through eight oracle networks via a single API. Founded in 2018, the Frankfurt‑based company offers free trials and tiered pricing for developers and enterprises.

## Kin Score — 33.8 / 100 (thin)

Scored 2026-11-06 under rubric 0.27.0.

| Facet | Score |
|---|---|
| Discoverability | 67.0 |
| Contract Quality | 43.9 |
| Contract Governance | 22.0 |
| Operational Transparency | 2.6 |
| Developer Ergonomics | 21.9 |
| Access Clarity | 42.1 |

Regulatory layer — **Securities & Market Data**: 23.1 (matched via tags).

## Agent readiness — 51.4 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | served |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | verified |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | unknown |
| Well Known Catalog | yes |
| 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 | distinct |
| MCP Tool Quality | na |

## Access

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

## APIs (29)

- **Blocksize Market Data API** — Institutional-grade real-time market data gateway for autonomous AI agents.
- **Blocksize Account Plans API** — The Account Plans API from Blocksize — 2 operation(s) for account plans.
- **Blocksize Batch API** — The Batch API from Blocksize — 1 operation(s) for batch.
- **Blocksize Bidask API** — The Bidask API from Blocksize — 1 operation(s) for bidask.
- **Blocksize Briefs API** — The Briefs API from Blocksize — 1 operation(s) for briefs.
- **Blocksize Cache API** — The Cache API from Blocksize — 1 operation(s) for cache.
- **Blocksize Capabilities API** — The Capabilities API from Blocksize — 1 operation(s) for capabilities.
- **Blocksize Checks API** — The Checks API from Blocksize — 1 operation(s) for checks.
- **Blocksize Coverage API** — The Coverage API from Blocksize — 1 operation(s) for coverage.
- **Blocksize Fx API** — The Fx API from Blocksize — 1 operation(s) for fx.
- **Blocksize Health API** — The Health API from Blocksize — 1 operation(s) for health.
- **Blocksize Indicators API** — The Indicators API from Blocksize — 2 operation(s) for indicators.
- **Blocksize Instruments API** — The Instruments API from Blocksize — 1 operation(s) for instruments.
- **Blocksize MCP API** — The Mcp API from Blocksize — 1 operation(s) for mcp.
- **Blocksize Metal API** — The Metal API from Blocksize — 1 operation(s) for metal.
- **Blocksize Monitors API** — The Monitors API from Blocksize — 2 operation(s) for monitors.
- **Blocksize Previews API** — The Previews API from Blocksize — 1 operation(s) for previews.
- **Blocksize Products API** — The Products API from Blocksize — 1 operation(s) for products.
- **Blocksize Provenance API** — The Provenance API from Blocksize — 1 operation(s) for provenance.
- **Blocksize Receipts API** — The Receipts API from Blocksize — 1 operation(s) for receipts.
- **Blocksize Rwa API** — The Rwa API from Blocksize — 42 operation(s) for rwa.
- **Blocksize Samples API** — The Samples API from Blocksize — 4 operation(s) for samples.
- **Blocksize Search API** — The Search API from Blocksize — 1 operation(s) for search.
- **Blocksize Signals API** — The Signals API from Blocksize — 2 operation(s) for signals.
- **Blocksize Snapshots API** — The Snapshots API from Blocksize — 1 operation(s) for snapshots.
- **Blocksize State API** — The State API from Blocksize — 1 operation(s) for state.
- **Blocksize Vwap API** — The Vwap API from Blocksize — 1 operation(s) for vwap.
- **Blocksize Vwap24h API** — The Vwap24h API from Blocksize — 1 operation(s) for vwap24h.
- **Blocksize Vwap30m API** — The Vwap30m API from Blocksize — 1 operation(s) for vwap30m.

## Agentic access (1)

- **Blocksize Info Agentic Access** — 76 operations · 21 acting · 1 human-in-the-loop

## Security (1)

- **Blocksize Info Domain Security** — TLSv1.3 · HSTS · DMARC

## Plans (1)

- **Blocksize Info Plans Pricing**

## Tags

Market Data, Tokenized Assets, Oracle Networks, Financial Institutions, Developers

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