mcpcost

url/api.telnyx.com/v2/mcp

Telnyx

Is the Telnyx MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-15.

Enables interaction with powerful telephony, messaging, and AI assistant APIs.

alive probed 2026-11-15 · HTTP 200

6tools
1.2ktokens in Claude Opus 5.5
0.6 %of Claude's 200k window
0.5×the median server
858 msto initialize
126 msto list tools
Endpoint
https://api.telnyx.com/v2/mcp (streamable-http)
Host
api.telnyx.com
Protocol
2025-06-18
Reports itself as
telnyx_api 3.0.0
Capabilities
logging, resources, tools
Instructions
497 characters
Of a 1M window
0.1 % of a 1M context window
Count
1.2k tokens in Claude Opus 5.5, exact, measured 2026-11-10. With the Claude Code prefix mcp__…__ on each tool name: 1.2k. The o200k_base estimate is 631. Counted again when the tool definitions change. Method.
Registry
Not in the official registry. Listed in Docker's MCP Catalog, so the daily probe measures it with the registry servers. Publish it and it gets its registry name here.
Changes
2 recorded, reachable in 2 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.84×.

Tool≈ Claude tokenso200k estimateShare of this server
invoke_api_endpoint24813521 %
list_api_endpoints19610717 %
open_number_intelligence18510116 %
open_usage_cost_explorer18410016 %
open_voice_monitor1789715 %

Compare this server with others.

More servers

Servers that mention telnyx.

History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-11-10 12:12alive420 ms61.2k631
2026-10-28 10:23alive858 ms61.2k617

Badge for the README

mcpcost: alive

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

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A mail when this server changes

Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

For the publisher

Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.