io.github.Jenpo/fxpeek
Description
Historical reference exchange rates with a source link per row. Tools: get_latest_rate, get_history.
What our measurements say
io.github.Jenpo/fxpeek is a remote MCP server published at fxpeek.com. It has been probed 6 times since 9/12/2026. It answered in 6 of them (100.0%), a near-uninterrupted record. Median response time is 1,392 ms, a delay an agent will notice. It offers a narrow, focused set of 2 tools. On the protocol side it still runs 2025-11-25 and has not moved to the newer spec.
Agent readability score
Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.
Agent readability score
Strengths
- Tool names explicitly indicate purpose (get_latest_rate vs. get_history).
- Parameters are well-defined with required/optional status and types.
Weaknesses
- No documentation of error scenarios or constraints (e.g., invalid currency codes).
- Parameter validation rules (e.g., date format for 'date' field) are unspecified.
get_history— Optional parameters 'days' and 'date' could conflict if both are provided.
Verdict
Event narrative
Risk: low
Advice
Raw observations
Schema compliance
tools/list structure, inputSchema validity, and a functional smoke test — the components of the 0-100 score.
- tools/list schema valid
- inputSchema is valid JSON Schema
- Smoke test not run this round
- Cold-start: cold 461ms → warm 342ms (penalty 119ms)
Tools
Tools the server advertised in the latest measurement — measured, not catalog-claimed.
get_latest_rateGet the latest available source-linked reference exchange rate for a currency pair (e.g. USD to CNY). Reference data, not a transaction quote.
fromstringrequiredtostringrequired
get_historyGet dated historical reference rates for a currency pair for a number of days, or a single date. Use for invoices, reports and reconciliation.
fromstringrequiredtostringrequireddaysintegerdatestring
Availability history
Event log
Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.
- Added to watch — era: Legacy
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Add this badge to your README — it updates automatically as measurements change.
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