creditcards.best
Search, compare and estimate rewards across US credit cards with verified fees, APRs and bonuses.
Searches a verified dataset of US credit cards by rewards type, issuer, fees, signup bonus and credit band. Estimates net rewards value based on your annual spending profile and checks eligibility by credit band. Returns apply links and detailed card comparisons.
Try asking Muse: "Find the best cash-back credit card for someone who spends $8,000 a year on groceries and $4,000 on dining."
Source: Found in the official MCP Registry (best.creditcards/mcp) · First listed September 24, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 1 h ago.
Is it safe to connect?
What Muse can see: It does not ask you to sign in, so it cannot see your accounts. It only sees what Muse sends it from your request.
Before it acts: Read what Muse plans to do before you approve it, and remove the app from Muse when you stop using it.
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How to add it to Muse
Not in Muse's Connectors list yet, but Muse can still use it. Copy the request below and paste it into Muse. Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
https://mcp.creditcards.best/Not in Muse's Connectors list yet. Muse can still use it: its page gives you a request to paste into Muse.
Technical details: safety screening, tools, response time and recent checks
Response time at the last check: 1450ms. Worked in 100% of checks over 30 days.
Screening · September 24, 2026
Screened, no issues found
Screening looks for known threats and hidden instructions at the time of the check, and runs again weekly and whenever the tool list changes. It cannot see the server's code, so only connect what you need and review what Muse asks to do. How screening works.
Tools · 6
search_cardsFilter the US credit-card dataset by product type, rewards currency (program name or kind), issuer, annual fee, foreign-transaction fee, signup-bonus value, credit band, or curated category. Searches ONLY issuer-verified cards by default, because unverified stubs carry null for mget_cardFull detail for a single card by id (slug), including earn rates, credits, eligibility, sources and lastVerified. The apply link is our tracked redirect, not the issuer URL.estimate_rewardsGiven an annual spending profile (USD per category, e.g. { dining: 6000, groceries: 8000, travel: 4000, other: 20000 }), estimate each card's net rewards value and rank them. Net value = rewards earned on spend + first-year signup bonus − annual fee. Statement credits are reportecheck_eligibilityGiven a user's credit band (and optionally income), return cards they would typically qualify for, surfacing issuer application rules (e.g. Chase 5/24) and any income floor. Only cards that publish a credit requirement can be answered; cards with no published requirement are counget_apply_linkReturn the apply link for a card. This is always a creditcards.best tracked redirect that records the referral and forwards to the issuer; the raw issuer URL is never returned.compare_cardsSide-by-side detail for two or more cards by id: fees, foreign-transaction fee, signup bonus, earn rates, credits and eligibility. Apply links are tracked redirects.Recent checks
Link
https://mcp.creditcards.best/Questions about creditcards.best in Muse
How do I connect creditcards.best to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use creditcards.best to help me. It is a free service with an MCP server at https://mcp.creditcards.best/. It does not need an API key. Ask me before you share anything with it." Muse asks before it shares anything with the app's site. Meta does not review apps used this way, so only use ones you trust. We tested this in the Muse app on September 24, 2026: Muse used an app's link directly this way and returned a live answer.
Is creditcards.best working right now?
At the last check (September 28, 2026, 08:01 UTC) the endpoint was working, answering in 1450ms. Over the last 7 days it answered 100% of health checks. It is checked every 15 minutes.
Is creditcards.best safe to connect to Muse?
It was screened on September 24, 2026 with the result "screened, no issues found". Screening checks the domain against threat feeds and reads the tools for hidden instructions and requests for passwords or card numbers. It cannot see the server's code, so grant only the access you need.
What can creditcards.best do in Muse?
It exposes 6 tools, including search_cards, get_card, estimate_rewards, check_eligibility. For example, you could ask Muse: "Find the best cash-back credit card for someone who spends $8,000 a year on groceries and $4,000 on dining."
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This listing was added from public sources (Found in the official MCP Registry (best.creditcards/mcp)). If you build creditcards.best, claim it to correct the details and get your badge.
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