com.tallyfern/rates
Tallyfern Rates (Canada)
com.tallyfern/rates costs 948 tokens of context per session. It has 5 tool definitions. That is 0.5 % of a 200k window. Measured 2026-10-03.
Read-only Canadian GST/HST rates, small-supplier check and CRA allowance rates, with CRA sources.
alive probed 2026-10-03 · HTTP 200
5tools
948tokens for the tool definitions
0.5 %of a 200k context window
568 msto initialize
1.9 sto list tools
- Endpoint
- https://mcp.tallyfern.com/mcp (streamable-http)
- Host
- mcp.tallyfern.com
- Protocol
- 2025-11-25
- Reports itself as
- tallyfern-rates 0.2.0
- Capabilities
- tools
- Instructions
- 319 characters
- Website
- https://tallyfern.com/
- Registry
- active, updated 2026-10-03 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| gst_hst_small_supplier_check | 322 | 34 % |
| cra_meal_travel_allowance | 215 | 23 % |
| cra_automobile_allowance_rate | 202 | 21 % |
| gst_hst_rate_by_province | 129 | 14 % |
| ontario_hst_basics | 80 | 8 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Tokens |
|---|---|---|---|---|
| 2026-10-03 20:32 | alive | 568 ms | 5 | 948 |
| 2026-10-03 17:49 | alive | 309 ms | 5 | 948 |
Badge
[](https://mcp-pulse.ulehla.dev/s/com.tallyfern/rates)