C grade
ok
100 score
677 ms
2025-11-25 version
40.0% uptime over 5 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://nichedata.dev/mcp
mcp first seen 2026-09-07 · last seen 2026-09-11 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Official MCP Registry | KDP Niche Research | Kindle niche intelligence (demand/competition/BSR/revenue) gated by x402 USDC on Base. | io.github.simul813/kdp-niche-research |
| agent-tools.cloud | KDP Niche Research | Kindle niche intelligence (demand/competition/BSR/revenue) gated by x402 USDC on Base. | mcp:kdp-niche-research-nichedata-dev |
| Agenstry | KDP Niche Research | mcp:io.github.simul813/kdp-niche-research | |
| Agenstry | NicheData KDP Intelligence | mcp:x402/nichedata-kdp-intelligence |
Same host
a2a × 1 agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/48643"><img src="https://agentprobe.org/badge/48643.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-10 11:10 | ok | 100 | 200 | HTTP/1.1 | 677 | 2025-11-25 | detailscapabilities {"tools_count":2,"tools":["list_niches","research_niche"],"tools_more":false,"resources_count":0,"resources":[],"resources_more":false,"prompts_count":0,"prompts":[],"prompts_more":false}meta {"final_url":"https://nichedata.dev/mcp","era":"legacy","initialized_status":202,"server_info":{"name":"kdp-niche-research","version":"1.29.1"},"server_capabilities":{"experimental":{},"prompts":{"listChanged":false},"resources":{"subscribe":false,"listChanged":false},"tools":{"listChanged":false}},"transport":"streamable-http","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 400 |
| 2026-09-09 10:15 | ok | 100 | 200 | HTTP/1.1 | 453 | 2025-11-25 | detailscapabilities {"tools_count":2,"tools":["list_niches","research_niche"],"tools_more":false,"resources_count":0,"resources":[],"resources_more":false,"prompts_count":0,"prompts":[],"prompts_more":false}meta {"final_url":"https://nichedata.dev/mcp","era":"legacy","initialized_status":202,"server_info":{"name":"kdp-niche-research","version":"1.29.1"},"server_capabilities":{"experimental":{},"prompts":{"listChanged":false},"resources":{"subscribe":false,"listChanged":false},"tools":{"listChanged":false}},"transport":"streamable-http","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 400 |
| 2026-09-09 09:10 | connect-fail | 580 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-08 08:09 | connect-fail | 234 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-07 07:31 | connect-fail | detailsmeta {"vantage":"us-east-1"} | ProtocolError: Invalid input ConnectionInputs.SEND_SETTINGS in state ConnectionState.CLOSED |