# creditcards.best

**Canonical:** https://apis.io/providers/creditcards-best/  
**Website:** https://creditcards.best/  
**APIs profiled:** 1

creditcards.best is a structured, sourced database of US credit card offers (170 cards; rates, fees, rewards rates, signup bonuses and eligibility signals) built to be read by people and queried by AI agents. It publishes a no-auth remote MCP server (Streamable HTTP at https://mcp.creditcards.best) with tools for searching, comparing, eligibility checks and rewards estimation, and ranks cards by fit for the user's spending rather than by affiliate placement fees.

## Kin Score — 15.7 / 100 (emerging)

Scored 2026-11-13 under rubric 0.28.0.

| Facet | Score |
|---|---|
| Discoverability | 71.7 |
| Contract Quality | 12.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 21.4 |
| Access Clarity | 17.0 |

Regulatory layer — **Payments**: 5.4 (matched via tags).

## Agent readiness — 8.5 (agent-aware)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | bearer |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| 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 |
| MCP Tool Quality | na |

## Access

Free — onboarding: unknown, pricing: free, trial: no (confidence: medium).

## APIs (1)

- **creditcards.best MCP Server** — No-auth remote MCP server (Streamable HTTP) over the creditcards.best database of US credit card offers, exposing six tools - search_cards, get_card, estimate_rewards, check_eli...

## MCP servers (1)

- **creditcards.best MCP Server** — Remote MCP server at mcp.creditcards.best over streamable HTTP; 6 tools listed.

## Security (2)

- **creditcards.best Authentication** — 1 scheme
- **creditcards.best Domain Security** — TLSv1.3 · HSTS

## Plans (1)

- **creditcards.best Plans Pricing**

## Tags

Company, Credit Cards, Personal Finance, Financial Data, MCP, AI Agents, Rewards

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