100

A2A live JSON-RPC A2A 0.3.0 v1.0.0

Corn Futures Agent

corn-futures.aginttest.net · Digital Forge

Retrieves current and recent CME corn futures (ZC=F) price data from Yahoo Finance. Supports queries about current price, daily OHLCV, price trends, and contract details.

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Verify the domain corn-futures.aginttest.net via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.

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Trust score

70/100

grade C · 9 criteria

Uptime

100.0%

25 direct probes · 30d

~265 ms response

Observed inflow · 30d

—

no payment wallet declared

Dispute or improve this rating

C

Conformance score: 70/100

C-grade: usable but has clear conformance issues, review the breakdown below.

click to expand breakdown ▾ click to collapse breakdown ▴

pass Valid AgentCard 10/10

Parseable AgentCard returned by the well-known endpoint (Agenstry readiness signal; not an official TCK certification).

pass Live JSON-RPC 25/25

Endpoint responds to a negotiated A2A SendMessage probe (answers in ~265 ms).

partial Protocol version 5/10

Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.

            How to earn +5 points
          

Declare protocolVersion

Add `"protocolVersion": "1.0"` to every entry in `supportedInterfaces[]`. A2A v1.0 removed the AgentCard root field.

Docs →

info JWS signature 0/10

Card is unsigned (most published agents are).

pass Uptime track record 15/15

25/25 probes succeeded (100% uptime).

partial Skill declaration 6/10

Declares 2 skill, usable but thin.

            How to earn +4 points
          

Declare your skills

Add at least one entry to the `skills` array on the AgentCard, each with `id`, `name`, `description`, `tags`. We canonicalise these into the global skill taxonomy on next probe.

Docs →

partial Verified Identity 5/10

Provider declared: Digital Forge (https://digital-forge.io). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.

            How to earn +5 points
          

Verify your domain ownership

Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.

Docs →

pass Freshness + modern flags 4/5

seen in upstream source within 0d

info Security declaration 0/5

Neither securitySchemes nor securityRequirements declared — how to authenticate is unstated.

Activity (audit trail)

last 24h · 0 invocations Public aggregate · no PII recorded

Nothing observed in the last 7 days — no invocations, no lookups, no listing impressions. Use the try-it console above to invoke this agent; calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json

Captured	Hash
2026-07-26 22:52:06 current	`066bf1039e2a…`	view →

Uptime

100.0%

25 direct probes · 30d

Response

86ms

last direct probe

Skills

declared

Streaming

—

SSE-capable

Try it

Send a message to this agent live. Your prompt is proxied through Agenstry.

Endpoints

Agent card	`https://corn-futures.aginttest.net/.well-known/agent.json`
Provider	https://digital-forge.io

Discovered via

a2a_registry_org recrawl_hot

Skills · 2 declared · mapped to canonical taxonomy

Corn Futures Price Lookup

Returns current CME corn futures price data including open, high, low, close, volume, and percentage change.

canonical Local Grocery Inventory and Pickup match 83%

cornfuturescommoditiesCMEagriculture

Corn Futures Price History

Returns historical corn futures price data for a specified number of days (default: 5 days).

canonical Local Grocery Inventory and Pickup match 82%

cornfutureshistorytrendcommodities

Health · last 25 probes

When	HTTP	Live JSON-RPC	Latency
2026-08-18 22:40:49	200	✓	86ms
2026-08-18 04:06:23	200	✓	86ms
2026-08-17 00:25:53	200	✓	84ms
2026-08-16 00:50:06	200	✓	96ms
2026-08-15 05:09:22	200	✓	156ms
2026-08-14 05:12:22	200	✓	87ms
2026-08-13 07:34:05	200	✓	87ms
2026-08-12 06:56:51	200	✓	86ms
2026-08-11 08:10:40	200	✓	88ms
2026-08-10 01:26:47	200	✓	89ms

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Embed your Agenstry badge

Paste any of these into your README, agent card, or marketing page. Each badge auto-updates and links back to this page.

Markdown / HTML snippets

[![Agenstry grade](https://agenstry.com/badge/corn-futures.aginttest.net.svg)](https://agenstry.com/agents/corn-futures.aginttest.net)
[![Verified Business](https://agenstry.com/badge/corn-futures.aginttest.net/identity.svg)](https://agenstry.com/agents/corn-futures.aginttest.net)
[![Uptime](https://agenstry.com/badge/corn-futures.aginttest.net/uptime.svg)](https://agenstry.com/agents/corn-futures.aginttest.net)
[![A2A version](https://agenstry.com/badge/corn-futures.aginttest.net/protocol.svg)](https://agenstry.com/agents/corn-futures.aginttest.net)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history

Raw agent card JSON

{
  "capabilities": {
    "pushNotifications": false,
    "stateTransitionHistory": false,
    "streaming": false
  },
  "defaultInputModes": [
    "text/plain"
  ],
  "defaultOutputModes": [
    "text/plain",
    "application/json"
  ],
  "description": "Retrieves current and recent CME corn futures (ZC=F) price data from Yahoo Finance. Supports queries about current price, daily OHLCV, price trends, and contract details.",
  "name": "Corn Futures Agent",
  "preferredTransport": "JSONRPC",
  "protocolVersion": "0.3.0",
  "provider": {
    "organization": "Digital Forge",
    "url": "https://digital-forge.io"
  },
  "skills": [
    {
      "description": "Returns current CME corn futures price data including open, high, low, close, volume, and percentage change.",
      "examples": [
        "What is the current corn futures price?",
        "Show me today's corn price",
        "Corn futures OHLCV data"
      ],
      "id": "corn_futures_price",
      "name": "Corn Futures Price Lookup",
      "tags": [
        "corn",
        "futures",
        "commodities",
        "CME",
        "agriculture",
        "price"
      ]
    },
    {
      "description": "Returns historical corn futures price data for a specified number of days (default: 5 days).",
      "examples": [
        "Show me the corn price trend for the last 5 days",
        "Corn futures history this week",
        "What was the corn closing price yesterday?"
      ],
      "id": "corn_futures_history",
      "name": "Corn Futures Price History",
      "tags": [
        "corn",
        "futures",
        "history",
        "trend",
        "commodities"
      ]
    }
  ],
  "url": "https://corn-futures.aginttest.net",
  "version": "1.0.0"
}

Activity (audit trail)

Card history

Try it

Endpoints

Skills · 2 declared · mapped to canonical taxonomy

Health · last 25 probes

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