HiddenContent
Runs locallyCredentials listedSource code linkedUpdated 2026-09-02
ai.hiddencontent/mcp · Registry status: active
At a glance
Check a document for hidden text before your agent reads it. PDF, Office, RTF, HTML.
Vendor's own description, untranslated and unverified
- Execution location
- localMCP-Register · 2026-09-02
- Required secrets declared
- yesMCP-Register · 2026-09-02
- Declared version and change
0.4.13· Changed in the registry 2026-09-02MCP-Register · 2026-09-03- Repository as declared
- github.com/AeroSpark-ai/hidden-content-serviceMCP-Register · 2026-09-02
- Configuration
- can be built from the disclosed start template
- Runs
- local
- Credentials
- true
- Source updated
- 2026-09-02
- Setup
- Template available
- Registry name
ai.hiddencontent/mcp- Package coordinate
npm:@hiddencontent/mcp- Declared version
0.4.13- Listed in the registry
- 2026-09-02
- Changed in the registry
- 2026-09-02
- First seen by tracevero
- 2026-09-02
- Vendor's website
- https://hiddencontent.ai/start?ref=mcp-registry
Evidence for this page: The values on this page come from several collections. Each row therefore states its own origin. What the confidence levels mean
Measured values
| Required secrets declared | yes Original data – Required secret variables (raw): HCS_API_TOKEN, HCS_API_TOKEN Original data – Required secret headers (raw): confirmed absent Source: MCP-Register · collected on 2026-09-02 · derived |
|---|---|
| Execution location | local Original data – Transports (raw): stdio, stdio Source: MCP-Register · collected on 2026-09-02 · derived |
| Path argument present | no Original data – Path arguments (raw): confirmed absent Original data – Path environment variables (raw): confirmed absent Source: MCP-Register · collected on 2026-09-02 · derived |
| Repository URL listed | yes Original data – Repository (raw): https://github.com/AeroSpark-ai/hidden-content-service Source: MCP-Register · collected on 2026-09-02 · derived |
| Field of use, derived from the vendor description | Documents Original data – Description (raw): Check a document for hidden text before your agent reads it. PDF, Office, RTF, HTML. Source: MCP-Register · collected on 2026-09-02 · derived |
| Declared version | 0.4.13 Source: MCP-Register · collected on 2026-09-03 · self-declared |
What is measured is what a manifest declares, not what a piece of software does. This registry fetches no repository URL, no endpoint and no package index; nothing here is verified. Which value comes from which source, and by which rule it was formed, is set out in the Methodology.
Related categories
- MCP servers for documents899
- MCP servers with declared required secrets4,638
- Locally executed MCP servers12,980
- MCP servers with a repository URL20,551
- Local MCP servers with a repository URL12,325
- Local MCP servers with declared required secrets3,147
- MCP servers with required secrets and a repository URL3,803
- MCP servers available as a package only11,385
Source data24
Evidence for this page: The values on this page come from several collections. Each row therefore states its own origin.
| Description (raw) | Check a document for hidden text before your agent reads it. PDF, Office, RTF, HTML. Source: MCP-Register · collected on 2026-09-02 · self-declared |
|---|---|
| Environment variables (raw) | HCS_API_TOKEN, HCS_URL, HCS_CAPABILITIES, HCS_API_TOKEN, HCS_URL, HCS_CAPABILITIES Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Required secret variables (raw) | HCS_API_TOKEN, HCS_API_TOKEN Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Transports (raw) | stdio, stdio Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Path arguments (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Repository (raw) | https://github.com/AeroSpark-ai/hidden-content-service Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Package registries (raw) | mcpb, npm Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Required secret headers (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Path environment variables (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Remote URLs (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Remote hosts (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Registry status message (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| First listed in the registry (raw) | 2026-09-02 Source: MCP-Register · collected on 2026-09-03 · self-declared |
| Last changed in the registry (raw) | 2026-09-02 Source: MCP-Register · collected on 2026-09-03 · self-declared |
| Schema version of the raw record (raw) | https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Delivery form (raw) | package Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Repository platform (raw) | github Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Repository subfolder (raw) | packages/mcp Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Package identifiers (raw) | @hiddencontent/mcp, https://github.com/AeroSpark-ai/hiddencontent-mcp/releases/download/v0.4.13/hiddencontent.mcpb Source: MCP-Register · collected on 2026-09-03 · self-declared |
| Package versions (raw) | 0.4.13 Source: MCP-Register · collected on 2026-09-03 · self-declared |
| Runtime hints (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Environment variable formats (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
| Environment variable descriptions (raw) | HCS_API_TOKEN=API token for the HiddenContent service. Get one at https://hiddencontent.ai/start?ref=mcp-registry — the server refuses to start without it and says so. · HCS_CAPABILITIES=Comma-separated list of what your agent can actually do. The only accepted values are `tool-use`, `network-egress` and `code-execution`. These turn on the checks for concealed text that instructs a model to call a tool, send data or run code — declaring more can raise severity and never lowers it, and declaring nothing leaves those checks inert. Defaults to `tool-use` in the bundle install. · HCS_URL=Base URL of the service. Defaults to the hosted API; set it only when pointing at a self-hosted instance. Source: MCP-Register · collected on 2026-09-03 · self-declared |
| Icon formats (raw) | confirmed absent Source: MCP-Register · collected on 2026-09-02 · self-declared |
Embed this badge
Paste this line into a README of your own. The badge states how many values the registry holds for the entry and when it last looked, and it links back to this page.
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The image is drawn again on every request, so it always reports the current state while the pasted line stays as it is. It carries no rating and no traffic light – only the two measured figures.
Changes
| 2026-09-03 | Declared version: 0.4.6 → 0.4.13 |
|---|---|
| 2026-09-03 | Last changed in the registry (raw): 2026-09-01 → 2026-09-02 |
| 2026-09-03 | First listed in the registry (raw): 2026-09-01 → 2026-09-02 |
| 2026-09-03 | Environment variable descriptions (raw): HCS_API_TOKEN=API token for the HiddenContent service. Get one at https://hiddencontent.ai/start — the server refuses to start without it and says so. · HCS_CAPABILITIES=Comma-separated list of what your agent can actually do. The only accepted values are `tool-use`, `network-egress` and `code-execution`. These turn on the checks for concealed text that instructs a model to call a tool, send data or run code — declaring more can raise severity and never lowers it, and declaring nothing leaves those checks inert. Defaults to `tool-use` in the bundle install. · HCS_URL=Base URL of the service. Defaults to the hosted API; set it only when pointing at a self-hosted instance. → HCS_API_TOKEN=API token for the HiddenContent service. Get one at https://hiddencontent.ai/start?ref=mcp-registry — the server refuses to start without it and says so. · HCS_CAPABILITIES=Comma-separated list of what your agent can actually do. The only accepted values are `tool-use`, `network-egress` and `code-execution`. These turn on the checks for concealed text that instructs a model to call a tool, send data or run code — declaring more can raise severity and never lowers it, and declaring nothing leaves those checks inert. Defaults to `tool-use` in the bundle install. · HCS_URL=Base URL of the service. Defaults to the hosted API; set it only when pointing at a self-hosted instance. |
| 2026-09-03 | Package versions (raw): 0.4.6 → 0.4.13 |
| 2026-09-03 | Package identifiers (raw): @hiddencontent/mcp, https://github.com/AeroSpark-ai/hiddencontent-mcp/releases/download/v0.4.6/hiddencontent.mcpb → @hiddencontent/mcp, https://github.com/AeroSpark-ai/hiddencontent-mcp/releases/download/v0.4.13/hiddencontent.mcpb |
| 2026-09-03 | Homepage: https://hiddencontent.ai → https://hiddencontent.ai/start?ref=mcp-registry |
| 2026-09-02 | Declared version: – → 0.4.6 |
| 2026-09-02 | Field of use, derived from the vendor description: – → Documents |
| 2026-09-02 | Repository URL listed: – → true |
These are the 10 most recent changes to this entry. Full history
tracevero · https://tracevero.com/mcp/ai-hiddencontent-mcp