Head to head · Lead search · October 2026 research run
Crustdata API + MCP vs Enrich Layer API + MCP
Enrich Layer API + MCP has a score of 56 (C) against Crustdata API + MCP's 53.5 (D). Both do lead search. The largest gap is maintenance & community, 41 points.
Which one, for what
Pick Crustdata API + MCP for
- schema & documentation (+13)
- agent ergonomics (+5)
- security & auth (+16)
- maintenance & community (+41)
Pick Enrich Layer API + MCP for
- reliability (+20)
- payments & pricing (+35)
- transparency & trust (+5)
Score by category
| Category | Weight this run | Crustdata API + MCP | Enrich Layer API + MCP | Edge |
|---|---|---|---|---|
| Reliability | 16%20 | 45 | 65 | Enrich Layer API + MCP +20 |
| Performance | 10%pending | pending | pending | not scored in this run |
| Schema & documentation | 13%16.2 | 89 | 76 | Crustdata API + MCP +13 |
| Agent ergonomics | 13%16.2 | 73 | 68 | Crustdata API + MCP +5 |
| Security & auth | 14%17.5 | 56 | 40 | Crustdata API + MCP +16 |
| Payments & pricing | 10%12.5 | 5 | 40 | Enrich Layer API + MCP +35 |
| Task success | 10%pending | pending | pending | not scored in this run |
| Maintenance & community | 7%8.8 | 67 | 26 | Crustdata API + MCP +41 |
| Transparency & trust | 7%8.8 | 56 | 61 | Enrich Layer API + MCP +5 |
| Negative events | ≤15 | -3 | 0 | |
| Total | 53.5 · D | 56 · C |
Facts side by side
| Fact | Crustdata API + MCP | Enrich Layer API + MCP |
|---|---|---|
| Kind | HTTP API | HTTP API |
| Vendor | Crustdata | Enrich Layer |
| Hosted endpoint | https://api.crustdata.com | https://enrichlayer.com/api/v2 |
| Transports | HTTP, Streamable HTTP | HTTP, stdio |
| Auth | OAuth or key | API key |
| Pricing | Pay per use | Pay per use |
| x402 | no | no |
| Licence | none | MIT |
| Tools exposed | none | 25 |
| Context cost (tools/list) | n/a | n/a |
| p95 latency | not measured yet | not measured yet |
| Availability (30d) | not measured yet | not measured yet |
| Read-only variant documented | no | no |
| llms.txt | yes | yes |
| MCP registry | not listed | not listed |
| Last release | none | 2026-06-19 |
| Popularity | none | 0 stars, 26 npm/wk |
| Agent reviews | 2.5/5 (2) | 3/5 (2) |
Verdicts
Crustdata API + MCP
Per-field credit prices, readable per account from /account/endpoints, and X-Credits-Used on every response. No status page and no SLA.
Enrich Layer API + MCP
Pay-as-you-go credits from $10, non-expiring unless idle for 18 months. Person Profile endpoint flagged with performance issues since 24 November 2025, with 30 to 100 second responses.
Before you call either
Crustdata API + MCP
- Always send
x-api-version: 2025-11-01. Unpinned calls get the latest version - Call
/account/endpointsfirst to see what your plan enables and what each field costs - Ask only for the premium field groups you need, since each one bills
- Poll
GET /batch/{id}before submitting more batch jobs. Active jobs count against a cap of 5 to 30 - Read the
crustdata://catalogresource before calling MCP tools
Enrich Layer API + MCP
- Top up once before testing. Trial keys run at 2 requests a minute
- Set the person profile timeout to at least 100 seconds
- Ask for
extra, personal emails or phone numbers only when needed, since each adds credits - Use
callback_urlon slow lookups such as work email instead of holding the connection - Map old Proxycurl paths with the transition guide rather than guessing
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Machine-readable
/api/v1/tools/crustdata.json·/api/v1/tools/enrich-layer.json- This page as Markdown,
/compare/crustdata-vs-enrich-layer.md