Sourcey
Find startup credits, SaaS discounts, and grants with eligibility checks and evidence.
Sourcey helps startups discover and compare available credits from cloud providers, SaaS vendors, and grant programs. Search by need or vendor, compare offers side by side, and verify eligibility based on company facts. Includes service readiness reports for APIs and platforms.
Try asking Muse: "Find available AWS and Google Cloud credits we might qualify for as a new startup."
Source: Found in the official MCP Registry (com.sourcey/sourcey) · First listed September 24, 2026
Last 24 hours
Each bar is one check, every 15 minutes. Green means it answered. Last checked 51 min 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.
musedirectory.ai is not part of Meta. More about how Muse handles your information
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.sourcey.com/mcpNot 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: 954ms. Worked in 89.7% 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 · 8
search_offersSearch current startup credits and deals, including cloud credits, SaaS discounts, free tiers, grants, perks, and partner offers. Filter by query, vendor, or category and evaluate eligibility from typed company facts; unknowns remain explicit.compare_offersCompare two to ten startup credit or deal offers side by side, including value, access requirements, eligibility, freshness, and evidence. Unknown eligibility and unsupported stacking remain explicit.inspect_evidenceInspect the provenance behind startup credits and deals. Resolve one to ten exact revisions to supporting events and observations, including freshness and dispute status.get_changesTrack added, changed, withdrawn, and removed startup credits, discounts, free tiers, perks, and deals through Sourcey's signed change feed after an optional cursor.search_readinessSearch published Agent Readiness report cards for APIs, SaaS products, authentication, payments, provisioning, operations, and recovery. Returns the overall A+ to F grade, five-stage outcomes, evidence coverage, freshness, primary blocker, remediation context, and canonical reporget_readinessGet one exact published Agent Readiness report card with its visible A+ to F grade, five service-use stages, individual findings, blockers, remediations, tested surfaces, methods, evidence state, coverage, freshness, policy identity, provenance, and canonical URL. Resolve by immuprepare_declarationPrepare canonical GitHub-ready YAML for an independent Agent Readiness assessment of one vendor product, API, SaaS service, authentication path, payment path, provisioning flow, operating interface, recovery flow, and exact agent standard. Resolves only exact Sourcey Entity identget_servicesDiscover Sourcey's enabled paid agent services and canonical HTTP resources, including exact request and response contracts, price floor, policy links, and x402 discovery. Payment and durable job status remain on the product HTTP API; this read-only MCP tool never signs, settles,Recent checks
Link
https://mcp.sourcey.com/mcpQuestions about Sourcey in Muse
How do I connect Sourcey to Muse?
Not in Muse's Connectors list yet, but Muse can still use it. Paste this into Muse: "Use Sourcey to help me. It is a free service with an MCP server at https://mcp.sourcey.com/mcp. 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 Sourcey working right now?
At the last check (September 28, 2026, 08:16 UTC) the endpoint was working, answering in 954ms. Over the last 7 days it answered 89.7% of health checks. It is checked every 15 minutes.
Is Sourcey 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 Sourcey do in Muse?
It exposes 8 tools, including search_offers, compare_offers, inspect_evidence, get_changes. For example, you could ask Muse: "Find available AWS and Google Cloud credits we might qualify for as a new startup."
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This listing was added from public sources (Found in the official MCP Registry (com.sourcey/sourcey)). If you build Sourcey, claim it to correct the details and get your badge.
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<a href="https://musedirectory.ai/connector/sourcey"><img src="https://musedirectory.ai/badge/sourcey.svg" alt="Sourcey on musedirectory.ai" width="236" height="40"></a>