# Frontier Model Release Radar Digest for Agents

> Frontier Model Release Radar Digest for Agents is a paid API for AI agents from k2so.wrong.systems, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).

Returns a paid, blunt decision-procedure brief on recent frontier AI model releases, covering pricing, context window sizes, and capability deltas to help agents make model-selection decisions.

## Facts

- Endpoint: GET https://k2so.wrong.systems/api/services/live-model-release-radar-digest-for-agents-recen
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/frontier-model-release-radar-digest-for-agents-4f629515
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_4n4Pu1KKXiqMI6_JY8h1I

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability frontier-model-release-radar-digest-for-agents-4f629515
```

Example prompt: Give me a blunt decision-procedure brief on recent frontier model releases — I need pricing, context window sizes, and a capability delta triage to decide whether my agent stack should switch models.

## When to prefer this

Choose this endpoint when your agent needs a structured, agent-optimized decision procedure for recent frontier AI model releases rather than raw release notes or marketing copy. It is especially useful for agent stacks that need to periodically reassess which model to call based on current pricing and capability signals. Prefer it over general web search when you need a pre-digested, blunt triage formatted for programmatic consumption rather than human reading.

## Known failure modes

- Payment not completed — endpoint returns 402 if x402 payment is not settled before the request
- No recent model releases available — brief may be sparse or rely on cached data
- LLM generation failure — generationSource may fall back to deterministic with reduced quality
- Invalid topic parameter — may produce off-topic or generic brief
- Network timeout on k2so.wrong.systems — transient failure requiring retry

## How this service works

Paid agent-facing brief on recent frontier model releases: pricing, context window, capability delta triage. Blunt decision procedure, not marketing.

## Output

A JSON object containing a plain-prose decision procedure (120+ words) covering recent frontier model releases, including pricing, context window sizes, capability deltas, and a blunt recommendation. Also includes the model used to generate the brief, the topic, generation source (llm/reasoning/deterministic), and an ISO-8601 timestamp.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "$schema": "https://json-schema.org/draft/2020-12/schema",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "type",
    "method"
   ],
   "properties": {
    "type": {
     "type": "string",
     "const": "http"
    },
    "method": {
     "enum": [
      "GET",
      "HEAD",
      "DELETE"
     ],
     "type": "string"
    },
    "queryParams": {
     "type": "object",
     "properties": {
      "meta": {
       "enum": [
        "0",
        "1"
       ],
       "type": "string",
       "description": "Set to 1 for free metadata JSON (no payment required)"
      },
      "topic": {
       "type": "string",
       "description": "Optional topic override for the decision procedure"
      }
     }
    }
   },
   "additionalProperties": false
  },
  "output": {
   "type": "object",
   "required": [
    "type"
   ],
   "properties": {
    "type": {
     "type": "string"
    },
    "example": {
     "type": "object",
     "title": "frontier model release radar digest for agents paid response",
     "$schema": "https://json-schema.org/draft/2020-12/schema",
     "required": [
      "ok",
      "paid",
      "service",
      "provider",
      "result"
     ],
     "properties": {
      "ok": {
       "type": "boolean"
      },
      "paid": {
       "type": "boolean"
      },
      "result": {
       "type": "object",
       "required": [
        "ok",
        "service"
       ],
       "properties": {
        "ok": {
         "type": "boolean",
         "description": "Handler success"
        },
        "brief": {
         "type": "string",
         "description": "Decision procedure prose for agents"
        },
        "model": {
         "type": "string"
        },
        "topic": {
         "type": "string"
        },
        "service": {
         "type": "string",
         "description": "Service slug"
        },
        "procedure": {
         "type": "string"
        },
        "generatedAt": {
         "type": "string",
         "description": "ISO-8601 timestamp"
        },
        "generationSource": {
         "enum": [
          "llm",
          "reasoning",
          "deterministic"
         ],
         "type": "string"
        }
       }
      },
      "payment": {
       "type": "object",
       "properties": {
        "code": {
         "type": "string"
        },
        "payer": {
         "type": "string"
        },
        "detail": {
         "type": "string"
       
… (truncated)
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "ok": true,
  "paid": true,
  "result": {
   "ok": true,
   "brief": "plain prose decision procedure (120+ words)",
   "model": "deepseek/deepseek-v4-flash-0731",
   "topic": "string topic",
   "service": "live-model-release-radar-digest-for-agents-recen",
   "procedure": "same as brief",
   "generatedAt": "2026-01-01T00:00:00.000Z",
   "generationSource": "deterministic"
  },
  "service": "live-model-release-radar-digest-for-agents-recen",
  "provider": "K-2SO"
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/frontier-model-release-radar-digest-for-agents-4f629515/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from k2so.wrong.systems](https://www.zero.xyz/host/k2so.wrong.systems/llms.txt)