# Spero Therapeutics *

**Canonical:** https://apis.io/providers/sperotherapeutics-com/  
**Website:** http://sperotherapeutics.com  
**APIs profiled:** 0

Spero Therapeutics is a clinical‑stage biopharmaceutical company developing novel medicines for immune‑mediated diseases. Its lead program, SP001, is a third‑generation anti‑CD40L antibody being advanced for IgG4‑related disease and other immune‑mediated conditions. The company also developed Utebzi™ (tebipenem pivoxil) in collaboration with GSK.

## Kin Score — 8.8 / 100 (minimal)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 48.2 |
| Contract Quality | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 0.0 |
| Access Clarity | 21.1 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 13.7 (matched via fallback).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| 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 | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | na |

## Security (1)

- **Sperotherapeutics Com Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Immune‑Mediated Diseases, Clinical‑Stage, Antibody Therapeutics, Rare Disease, Collaboration

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