AgentTrust — Identity… vs Apitier MCP Server | AllMCPs
Side-by-Side Model Context Protocol Comparison
AgentTrust — Identity & Trust for A2A Agents vs Apitier MCP Server
In-depth architectural comparison of the AgentTrust — Identity & Trust for A2A Agents and Apitier MCP Server MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.
At a Glance & Executive Verdict
AgentTrust — Identity & Trust for A2A Agents
Developer Tools · Local stdio
Quality: 52/100 (Good) | Auth: No auth required
Apitier MCP Server
Developer Tools · Local stdio
Quality: 53/100 (Good) | Auth: No auth required
Verdict Summary: Choose AgentTrust — Identity & Trust for A2A Agents if you need specialized Developer Tools tools running via a local process. Choose Apitier MCP Server if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.
Which MCP Server Should You Choose?
Choose AgentTrust — Identity & Trust for A2A Agents when:
You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
AgentTrust — Identity & Trust for A2A Agents Tools (19)
agenttrust_email_inbox
List inbox — filter by direction, status
agenttrust_email_read
Read email or full thread (thread by default)
agenttrust_email_attachment
Download attachment — returns signed URL
agenttrust_email_send
Send email from agent's address
agenttrust_email_reply
Reply to an email
agenttrust_email_forward
Forward email with attachments
agenttrust_email_draft
Create draft for human review
agenttrust_send
Send a message to another agent
agenttrust_inbox
Check inbox for incoming conversations
agenttrust_context
Get full conversation history
agenttrust_reply
Reply and optionally update status
agenttrust_comment
Add a note without changing turn
+7 more tools listed on main page
Apitier MCP Server Tools (14)
kyc_onboard_uk
Full UK business onboarding check in one call.** Validates VAT, verifies Companies House, retrieves PSC (beneficial owners), and confirms the registered address. Returns `PASS / REVIEW / FAIL`, a risk score, and the full data bundle. Requires `postcode` + `vat` + `leadAgent` subscriptions.
verify_uk_address
Verify a UK address against Royal Mail PAF — returns canonical address, UPRN, UDPRN, and per-delivery-point geocode
lookup_uprn
Look up a full AddressBase record by UDPRN — returns UPRN, PAF canonical address, coordinates. Use UDPRN from `verify_uk_address
lookup_uk_postcode
UK postcode → full PAF address list + district, ward, county, country, and geocode
verify_uk_company
Look up a UK company on Companies House by name or number — status, address, SIC codes, filing health
get_company_psc
Persons with Significant Control register for a UK company — required for AML beneficial ownership checks
Ready-to-Paste Client Configurations
Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).
AgentTrust — Identity & Trust for A2A Agents Configuration
AgentTrust — Identity & Trust for A2A Agents is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Apitier MCP Server belongs to Developer Tools using local stdio subprocess. Select AgentTrust — Identity & Trust for A2A Agents when you need capabilities focused on developer tools and Apitier MCP Server when you require tools for developer tools.
Validate a UK sort code and optionally a bank account number (Vocalink modulus check). No API key required.
validate_vat
Validate UK and EU VAT numbers — checks HMRC for GB numbers, EU VIES for all other country prefixes. Returns registered business name and address. Accepts any country prefix (e.g. `GB123456789`, `DE123456789`, `FR12345678901`).
validate_email
Validate email — syntax, MX, SMTP reachability, disposable domain check. Works for any email address globally.
validate_phone
Validate and parse phone numbers — accepts any international format, returns country, carrier, and line type.
lookup_india_pincode
Indian PIN code → state / district / town
generate_barcode
Generate barcode image (Code128, EAN-13, UPC, and more)