What changed between two dated snapshots of 129 AI-progress and technology series: per sou
What changed between two dated snapshots of 129 AI-progress and technology series: per source the from/to values and dates, absolute and % change, and whether a new observation landed. Covers frontier benchmark scores, compute trends, AGI prediction-market odds, model pricing, AI stocks and crypto, energy, space, robotics, research output. Ids are YYYY-MM-DD from the free menu at /. No composite score.
10000 (raw units)
price
3
calls / 30d
1
unique payers
2026-09-16
updated
Provider
x402-accelerometer-feed.fly.dev · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xbC3A8eAc0601F717E803935cABEDeE8EDB7713C4",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "10000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"pathParams": {
"from": ":from",
"to": ":to"
},
"queryParams": {},
"type": "http"
},
"output": {
"example": {
"composite": null,
"from": {
"run_at": "2026-07-12T14:00:05.754191+00:00",
"snapshot_id": "2026-07-12"
},
"kind": "delta",
"n_moved": 76,
"n_sources": 129,
"schema_version": "0.2",
"sources": [
{
"delta_abs": 1086,
"delta_pct": 61.0455,
"domain": "agents",
"from": {
"date": "2026-07-12",
"value": 1779
},
"id": "agents.x402_services_count",
"metric": "x402 pay-per-request services (agentic.market)",
"new_observation": true,
"to": {
"date": "2026-09-16",
"value": 2865
},
"unit": "count"
},
{
"delta_abs": 0,
"delta_pct": 0,
"domain": "autonomy",
"from": {
"date": "2025-04-16",
"value": 112.230447
},
"id": "autonomy.metr_time_horizon_50",
"metric": "METR frontier task-completion horizon @50% (minutes)",
"new_observation": false,
"to": {
"date": "2025-04-16",
"value": 112.230447
},
"unit": "minutes"
}
],
"to": {
"run_at": "2026-09-16T12:25:28.530204+00:00",
"snapshot_id": "2026-09-16"
}
},
"type": "json"
}
},
"routeTemplate": "/delta/:from/:to",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"pathParams": {
"properties": {
"from": {
"description": "earlier snapshot id",
"type": "string"
},
"to": {
"description": "later snapshot id",
"type": "string"
}
},
"required": [
"from",
"to"
],
"type": "object"
},
"queryParams": {
"properties": {},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"composite": {
"type": "null"
},
"from": {
"type": "object"
},
"kind": {
"const": "delta",
"type": "string"
},
"n_moved": {
"description": "sources with a newer observation in `to`",
"type": "integer"
},
"n_sources": {
"type": "integer"
},
"sources": {
"items": {
"properties": {
"delta_abs": {
"type": [
"number",
"null"
]
},
"delta_pct": {
"type": [
"number",
"null"
]
},
"domain": {
"type": "string"
},
"from": {
"type": [
"object",
"null"
]
},
"id": {
"type": "string"
},
"metric": {
"type": "string"
},
"new_observation": {
"type": "boolean"
},
"to": {
"type": "object"
},
"unit": {
"type": "string"
}
},
"type": "object"
},
"type": "array"
},
"to": {
"type": "object"
}
},
"required": [
"kind",
"from",
"to",
"sources"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://x402-accelerometer-feed.fly.dev/delta/:from/:to" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://x402-accelerometer-feed.fly.dev/delta/:from/:to");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://x402-accelerometer-feed.fly.dev/delta/:from/:to")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/12318.json, and this resource appears in /discovery/resources and /discovery/search.