81trust / 100
Memory Compact
by agent.halowerk.com in Email & messaging
x402 APIPassing, checked 2 min ago
Takes a message history and a character budget and returns a shortened history together with a full account of what it cost. Four stages run in fixed order: pin protects messages that must survive (roles listed in keep_roles, the last keep_last_n messages, and anything you marked pin), dedupe removes later near-duplicates of an earlier message of the same role using word-overlap similarity, trim shortens unprotected survivors to max_message_chars at the last sentence boundary, and drop removes…
POST https://agent.halowerk.com/v1/memory-compact
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 128 ms typical, 128 ms slowest 5%
- Last check
- 2 min ago
- Next check
- in 29 min
How to call it
# See the payment challenge (nothing is charged)
curl -i -X POST "https://agent.halowerk.com/v1/memory-compact" \
-H "content-type: application/json" \
-d '{"budget_chars":400,"duplicate_threshold":0.9,"keep_last_n":2,"keep_roles":["system"],"max_message_chars":120,"messages":[{"content":"You are a logistics dispatcher. Always answer with the shipment id first.","role":"system"},{"content":"Where is shipment DE-4471? It left Hamburg on Monday morning and should reach Lyon by Thursday.","role":"user"},{"content":"DE-4471 is in transit and cleared the Strasbourg hub at 03:10. Estimated arrival in Lyon is Thursday 14:00.","role":"assistant"},{"content":"Where is shipment DE-4471? It left Hamburg on Monday morning and should reach Lyon by Thursday.","role":"user"},{"content":"DE-4471 is still on schedule, no new scan since Strasbourg.","role":"assistant"},{"content":"Good. Book the return leg for Friday.","role":"user"}]}'import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent.halowerk.com%2Fv1%2Fmemory-compact
const res = await pay("https://agent.halowerk.com/v1/memory-compact", {
method: "POST",
headers: { "content-type": "application/json" },
body: JSON.stringify({"budget_chars":400,"duplicate_threshold":0.9,"keep_last_n":2,"keep_roles":["system"],"max_message_chars":120,"messages":[{"content":"You are a logistics dispatcher. Always answer with the shipment id first.","role":"system"},{"content":"Where is shipment DE-4471? It left Hamburg on Monday morning and should reach Lyon by Thursday.","role":"user"},{"content":"DE-4471 is in transit and cleared the Strasbourg hub at 03:10. Estimated arrival in Lyon is Thursday 14:00.","role":"assistant"},{"content":"Where is shipment DE-4471? It left Hamburg on Monday morning and should reach Lyon by Thursday.","role":"user"},{"content":"DE-4471 is still on schedule, no new scan since Strasbourg.","role":"assistant"},{"content":"Good. Book the return leg for Friday.","role":"user"}]}),
});
console.log(await res.json());Example input
{
"budget_chars": 400,
"duplicate_threshold": 0.9,
"keep_last_n": 2,
"keep_roles": [
"system"
],
"max_message_chars": 120,
"messages": [
{
"content": "You are a logistics dispatcher. Always answer with the shipment id first.",
"role": "system"
},
{
"content": "Where is shipment DE-4471? It left Hamburg on Monday morning and should reach Lyon by Thursday.",
"role": "user"
},
{
"content": "DE-4471 is in transit and cleared the Strasbourg hub at 03:10. Estimated arrival in Lyon is Thursday 14:00.",
"role": "assistant"
},
{
"content": "Where is shipment DE-4471? It left Hamburg on Monday morning and should reach Lyon by Thursday.",
"role": "user"
},
{
"content": "DE-4471 is still on schedule, no new scan since Strasbourg.",
"role": "assistant"
},
{
"content": "Good. Book the return leg for Friday.",
"role": "user"
}
]
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 2 min ago | Passed | 402 | 128 ms | $0.005 |
| 5 h ago | Passed | 402 | 133 ms | $0.005 |