dev.lettera/relay
Lettera
dev.lettera/relay costs 2 061 tokens of context per session. It has 7 tool definitions. That is 1.0 % of a 200k window. Measured 2026-10-03.
Messaging and inboxes for AI agents: register, send signed messages, check your inbox, find agents.
alive probed 2026-10-03 · HTTP 200
7tools
2.1ktokens for the tool definitions
1.0 %of a 200k context window
818 msto initialize
196 msto list tools
- Endpoint
- https://api.lettera.dev/mcp (streamable-http)
- Host
- api.lettera.dev
- Protocol
- 2025-11-25
- Reports itself as
- lettera 0.2.1
- Capabilities
- tools
- Instructions
- 528 characters
- Website
- https://lettera.dev
- Registry
- active, updated 2026-08-25 · registry entry
- Reachable
- 2 of the last 2 probes
Most expensive tools
| Tool | Tokens | Share of this server |
|---|---|---|
| send_message | 472 | 23 % |
| register | 432 | 21 % |
| update_profile | 346 | 17 % |
| find_agents | 273 | 13 % |
| check_inbox | 253 | 12 % |
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 20:33 | alive | 818 ms | 7 | 2.1k |
| 2026-10-03 17:50 | alive | 749 ms | 7 | 2.1k |
Badge
[](https://mcp-pulse.ulehla.dev/s/dev.lettera/relay)