---
schema: "interfacedelta-service-md/1"
target_key: "sha256:1af116af06fb1c7c550de00360d98d76bf0a773e3bad5cc5e62f321e6363b286"
origin: "https://stackrates.ai"
protocols: ["mcp"]
observed_at: "2026-11-13T17:00:43.803Z"
generated_at: "2026-11-14T02:03:33.716Z"
record_url: "https://interfacedelta.com/atlas/sha256:1af116af06fb1c7c550de00360d98d76bf0a773e3bad5cc5e62f321e6363b286"
record_api: "https://interfacedelta.com/api/v1/record/services/sha256:1af116af06fb1c7c550de00360d98d76bf0a773e3bad5cc5e62f321e6363b286"
source: "InterfaceDelta atlas"
license_note: "Use of this record is governed by https://interfacedelta.com/terms."
---

# Service record: https://stackrates.ai

## Identity
- Origin: https://stackrates.ai
- Endpoints: https://stackrates.ai/mcp
- Protocols: mcp
- Registry names: ai.stackrates/vps-prices
- First retained observation: 2026-11-13T17:00:43.803Z
- Latest observation: 2026-11-13T17:00:43.803Z

## Tools
MCP tools, OpenAPI operations, WebMCP tools and A2A skills; excludes prompts and resources.
Total capabilities: 5; non-tool capabilities: 0.
- Tool 1: advise\_vps\_choice (mcp); inputs: country, filter, limit, question, term\_months; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 2: ask\_vps\_prices (mcp); inputs: question; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 3: current\_vps\_offers (mcp); inputs: max\_usd\_month, min\_ram\_gb, providers; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 4: search\_vps\_plans (mcp); inputs: limit, location, managed, max\_usd\_month, min\_disk\_gb, min\_ram\_gb, min\_transfer\_tb, min\_vcpu; inputs omitted: 3; annotations: {"readOnlyHint":true,"openWorldHint":false}
- Tool 5: server\_for\_app (mcp); inputs: app, location, max\_usd\_month; inputs omitted: 0; annotations: {"readOnlyHint":true,"openWorldHint":false}
Tools omitted: 0.

## Effect readings (AI)
- Tool 3 (current\_vps\_offers): ◇ AI reading; state: counted; reads (confidence 0.8); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 4 (search\_vps\_plans): ◇ AI reading; state: counted; reads (confidence 0.825); lens: side-effects@1; model: claude-haiku-5.5.
- Tool 5 (server\_for\_app): ◇ AI reading; state: counted; reads (confidence 0.85); lens: side-effects@1; model: claude-haiku-5.5.

## Change history
No changes recorded in the retained history.

## Payment rails
- Protocols observed: none.
- HTTP 402 seen in retained observations: false.

## Not covered
- We don't call tools.
- We don't rate or certify.
- We don't publish prices.
- We cover only what was observed.

## Evidence
- Identity: observed / declared; observation time: 2026-11-13T17:00:43.803Z.
- Tools: declared; observation time: 2026-11-13T17:00:43.803Z.
- Effect readings (AI): AI reading; observation time: 2026-11-13T17:00:43.803Z.
- Change history: observed; observation time: 2026-11-13T17:00:43.803Z; change observation times: none.
- Payment rails: observed; observation time: 2026-11-13T17:00:43.803Z.

```json
{
  "schema": "interfacedelta-service-md/1",
  "target_key": "sha256:1af116af06fb1c7c550de00360d98d76bf0a773e3bad5cc5e62f321e6363b286",
  "origin": "https://stackrates.ai",
  "protocols": [
    "mcp"
  ],
  "observed_at": "2026-11-13T17:00:43.803Z",
  "generated_at": "2026-11-14T02:03:33.716Z",
  "record_url": "https://interfacedelta.com/atlas/sha256:1af116af06fb1c7c550de00360d98d76bf0a773e3bad5cc5e62f321e6363b286",
  "record_api": "https://interfacedelta.com/api/v1/record/services/sha256:1af116af06fb1c7c550de00360d98d76bf0a773e3bad5cc5e62f321e6363b286",
  "source": "InterfaceDelta atlas",
  "license_note": "Use of this record is governed by https://interfacedelta.com/terms.",
  "identity": {
    "origin": "https://stackrates.ai",
    "endpoints": [
      "https://stackrates.ai/mcp"
    ],
    "protocols": [
      "mcp"
    ],
    "registry_names": [
      "ai.stackrates/vps-prices"
    ],
    "first_retained_observation": "2026-11-13T17:00:43.803Z",
    "latest_observation": "2026-11-13T17:00:43.803Z"
  },
  "tools": [
    {
      "name": "advise_vps_choice",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "country",
        "filter",
        "limit",
        "question",
        "term_months"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": null
    },
    {
      "name": "ask_vps_prices",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "question"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": null
    },
    {
      "name": "current_vps_offers",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "max_usd_month",
        "min_ram_gb",
        "providers"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.8
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "search_vps_plans",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "limit",
        "location",
        "managed",
        "max_usd_month",
        "min_disk_gb",
        "min_ram_gb",
        "min_transfer_tb",
        "min_vcpu"
      ],
      "inputs_omitted": 3,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.825
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    },
    {
      "name": "server_for_app",
      "kind": "mcp.tool",
      "protocol": "mcp",
      "inputs": [
        "app",
        "location",
        "max_usd_month"
      ],
      "inputs_omitted": 0,
      "annotations": {
        "readOnlyHint": true,
        "openWorldHint": false
      },
      "effects": {
        "marker": "◇ AI reading",
        "state": "counted",
        "classes": [
          {
            "class": "reads",
            "confidence": 0.85
          }
        ],
        "lens": "side-effects@1",
        "model": "claude-haiku-5.5"
      }
    }
  ],
  "capability_count": 5,
  "non_tool_capability_count": 0,
  "tool_count_scope": "MCP tools, OpenAPI operations, WebMCP tools and A2A skills; excludes prompts and resources.",
  "tools_omitted": 0,
  "tools_state": "recorded",
  "changes": [],
  "payment_rails": {
    "protocols": [],
    "http_402_seen": false
  },
  "not_covered": [
    "We don't call tools.",
    "We don't rate or certify.",
    "We don't publish prices.",
    "We cover only what was observed."
  ],
  "evidence": [
    {
      "section": "Identity",
      "classes": [
        "observed",
        "declared"
      ],
      "observed_at": "2026-11-13T17:00:43.803Z"
    },
    {
      "section": "Tools",
      "classes": [
        "declared"
      ],
      "observed_at": "2026-11-13T17:00:43.803Z"
    },
    {
      "section": "Effect readings (AI)",
      "classes": [
        "AI reading"
      ],
      "observed_at": "2026-11-13T17:00:43.803Z"
    },
    {
      "section": "Change history",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-13T17:00:43.803Z",
      "observation_times": []
    },
    {
      "section": "Payment rails",
      "classes": [
        "observed"
      ],
      "observed_at": "2026-11-13T17:00:43.803Z"
    }
  ]
}
```